Journal ArticleSci Rep · January 20, 2024
We present an ensemble transfer learning method to predict suicide from Veterans Affairs (VA) electronic medical records (EMR). A diverse set of base models was trained to predict a binary outcome constructed from reported suicide, suicide attempt, and ove ...
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Journal ArticleHum Mol Genet · October 17, 2023
Pseudoexfoliation glaucoma (PEXG) is characterized by dysregulated extracellular matrix (ECM) homeostasis that disrupts conventional outflow function and increases intraocular pressure (IOP). Prolonged IOP elevation results in optic nerve head damage and v ...
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Journal ArticleAm J Psychiatry · October 1, 2023
OBJECTIVE: Suicidal behavior is heritable and is a major cause of death worldwide. Two large-scale genome-wide association studies (GWASs) recently discovered and cross-validated genome-wide significant (GWS) loci for suicide attempt (SA). The present stud ...
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Journal ArticleNat Genet · May 2022
The Cardiometabolic Disorders in African-Ancestry Populations (CARDINAL) study site is a well-powered, first-of-its-kind resource for developing, refining and validating methods for research into polygenic risk scores that accounts for local ancestry, to i ...
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Journal ArticleBiol Psychiatry · April 1, 2022
BACKGROUND: Posttraumatic stress disorder (PTSD) is heritable and a potential consequence of exposure to traumatic stress. Evidence suggests that a quantitative approach to PTSD phenotype measurement and incorporation of lifetime trauma exposure (LTE) info ...
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Journal ArticleMol Psychiatry · April 2022
To identify pan-ancestry and ancestry-specific loci associated with attempting suicide among veterans, we conducted a genome-wide association study (GWAS) of suicide attempts within a large, multi-ancestry cohort of U.S. veterans enrolled in the Million Ve ...
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Journal ArticleInt J Mol Sci · September 24, 2021
Elevated intraocular pressure (IOP) is the only modifiable risk factor for primary open-angle glaucoma (POAG). Herein we sought to prioritize a set of previously identified IOP-associated genes using novel and previously published datasets. We identified s ...
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Journal ArticleNat Commun · February 24, 2021
Primary open-angle glaucoma (POAG), is a heritable common cause of blindness world-wide. To identify risk loci, we conduct a large multi-ethnic meta-analysis of genome-wide association studies on a total of 34,179 cases and 349,321 controls, identifying 44 ...
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Journal ArticleJAMA · February 23, 2021
IMPORTANCE: Exfoliation syndrome is a systemic disorder characterized by progressive accumulation of abnormal fibrillar protein aggregates manifesting clinically in the anterior chamber of the eye. This disorder is the most commonly known cause of glaucoma ...
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Journal ArticleHum Mol Genet · July 29, 2020
Individuals with pseudoexfoliation (PEX) syndrome exhibit various connective tissue pathologies associated with dysregulated extracellular matrix homeostasis. PEX glaucoma is a common, aggressive form of open-angle glaucoma resulting from the deposition of ...
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Journal ArticleScience · March 20, 2020
The cerebral cortex underlies our complex cognitive capabilities, yet little is known about the specific genetic loci that influence human cortical structure. To identify genetic variants that affect cortical structure, we conducted a genome-wide associati ...
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Journal ArticleJAMA · November 5, 2019
IMPORTANCE: Primary open-angle glaucoma presents with increased prevalence and a higher degree of clinical severity in populations of African ancestry compared with European or Asian ancestry. Despite this, individuals of African ancestry remain understudi ...
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Journal ArticleExp Eye Res · November 2019
Affecting nearly 80 million individuals, glaucoma is the number one cause of irreversible blindness in the world. This ocular disease describes a set of optic neuropathies of which primary open angle glaucoma (POAG) is the most common. POAG is associated w ...
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Journal ArticleNat Commun · October 8, 2019
The risk of posttraumatic stress disorder (PTSD) following trauma is heritable, but robust common variants have yet to be identified. In a multi-ethnic cohort including over 30,000 PTSD cases and 170,000 controls we conduct a genome-wide association study ...
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Journal ArticleAm J Ophthalmol · October 2019
PURPOSE: A genetic correlation is the proportion of phenotypic variance between traits that is shared on a genetic basis. Here we explore genetic correlations between diabetes- and glaucoma-related traits. DESIGN: Cross-sectional study. METHODS: We assembl ...
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Journal ArticleJAMA Ophthalmol · October 1, 2019
IMPORTANCE: Genetic variants associated with primary open-angle glaucoma (POAG) are known to influence disease risk. However, the clinical effect of associated variants individually or in aggregate is not known. Genetic risk scores (GRS) examine the cumula ...
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Journal ArticleCommun Biol · 2019
A new avenue of mining published genome-wide association studies includes the joint analysis of related traits. The power of this approach depends on the genetic correlation of traits, which reflects the number of pleiotropic loci, i.e. genetic loci influe ...
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Journal ArticlePsychiatry Res · November 2018
Death by suicide and suicidal behavior are major concerns among U.S. military veterans; however, no genome-wide association studies (GWAS) studies of suicidal behavior have been conducted among U.S. military veterans to date, despite the elevated rate of s ...
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ConferenceHum Genet · October 2018
Primary open angle glaucoma (POAG) is a complex disease with a major genetic contribution. Its prevalence varies greatly among ethnic groups, and is up to five times more frequent in black African populations compared to Europeans. So far, worldwide effort ...
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Journal ArticleSci Rep · January 20, 2024
We present an ensemble transfer learning method to predict suicide from Veterans Affairs (VA) electronic medical records (EMR). A diverse set of base models was trained to predict a binary outcome constructed from reported suicide, suicide attempt, and ove ...
Full textLink to itemCite
Journal ArticleHum Mol Genet · October 17, 2023
Pseudoexfoliation glaucoma (PEXG) is characterized by dysregulated extracellular matrix (ECM) homeostasis that disrupts conventional outflow function and increases intraocular pressure (IOP). Prolonged IOP elevation results in optic nerve head damage and v ...
Full textOpen AccessLink to itemCite
Journal ArticleAm J Psychiatry · October 1, 2023
OBJECTIVE: Suicidal behavior is heritable and is a major cause of death worldwide. Two large-scale genome-wide association studies (GWASs) recently discovered and cross-validated genome-wide significant (GWS) loci for suicide attempt (SA). The present stud ...
Full textOpen AccessLink to itemCite
Journal ArticleNat Genet · May 2022
The Cardiometabolic Disorders in African-Ancestry Populations (CARDINAL) study site is a well-powered, first-of-its-kind resource for developing, refining and validating methods for research into polygenic risk scores that accounts for local ancestry, to i ...
Full textLink to itemCite
Journal ArticleBiol Psychiatry · April 1, 2022
BACKGROUND: Posttraumatic stress disorder (PTSD) is heritable and a potential consequence of exposure to traumatic stress. Evidence suggests that a quantitative approach to PTSD phenotype measurement and incorporation of lifetime trauma exposure (LTE) info ...
Full textLink to itemCite
Journal ArticleMol Psychiatry · April 2022
To identify pan-ancestry and ancestry-specific loci associated with attempting suicide among veterans, we conducted a genome-wide association study (GWAS) of suicide attempts within a large, multi-ancestry cohort of U.S. veterans enrolled in the Million Ve ...
Full textLink to itemCite
Journal ArticleInt J Mol Sci · September 24, 2021
Elevated intraocular pressure (IOP) is the only modifiable risk factor for primary open-angle glaucoma (POAG). Herein we sought to prioritize a set of previously identified IOP-associated genes using novel and previously published datasets. We identified s ...
Full textLink to itemCite
Journal ArticleNat Commun · February 24, 2021
Primary open-angle glaucoma (POAG), is a heritable common cause of blindness world-wide. To identify risk loci, we conduct a large multi-ethnic meta-analysis of genome-wide association studies on a total of 34,179 cases and 349,321 controls, identifying 44 ...
Full textLink to itemCite
Journal ArticleJAMA · February 23, 2021
IMPORTANCE: Exfoliation syndrome is a systemic disorder characterized by progressive accumulation of abnormal fibrillar protein aggregates manifesting clinically in the anterior chamber of the eye. This disorder is the most commonly known cause of glaucoma ...
Full textLink to itemCite
Journal ArticleHum Mol Genet · July 29, 2020
Individuals with pseudoexfoliation (PEX) syndrome exhibit various connective tissue pathologies associated with dysregulated extracellular matrix homeostasis. PEX glaucoma is a common, aggressive form of open-angle glaucoma resulting from the deposition of ...
Full textLink to itemCite
Journal ArticleScience · March 20, 2020
The cerebral cortex underlies our complex cognitive capabilities, yet little is known about the specific genetic loci that influence human cortical structure. To identify genetic variants that affect cortical structure, we conducted a genome-wide associati ...
Full textOpen AccessLink to itemCite
Journal ArticleJAMA · November 5, 2019
IMPORTANCE: Primary open-angle glaucoma presents with increased prevalence and a higher degree of clinical severity in populations of African ancestry compared with European or Asian ancestry. Despite this, individuals of African ancestry remain understudi ...
Full textLink to itemCite
Journal ArticleExp Eye Res · November 2019
Affecting nearly 80 million individuals, glaucoma is the number one cause of irreversible blindness in the world. This ocular disease describes a set of optic neuropathies of which primary open angle glaucoma (POAG) is the most common. POAG is associated w ...
Full textLink to itemCite
Journal ArticleNat Commun · October 8, 2019
The risk of posttraumatic stress disorder (PTSD) following trauma is heritable, but robust common variants have yet to be identified. In a multi-ethnic cohort including over 30,000 PTSD cases and 170,000 controls we conduct a genome-wide association study ...
Full textOpen AccessLink to itemCite
Journal ArticleAm J Ophthalmol · October 2019
PURPOSE: A genetic correlation is the proportion of phenotypic variance between traits that is shared on a genetic basis. Here we explore genetic correlations between diabetes- and glaucoma-related traits. DESIGN: Cross-sectional study. METHODS: We assembl ...
Full textLink to itemCite
Journal ArticleJAMA Ophthalmol · October 1, 2019
IMPORTANCE: Genetic variants associated with primary open-angle glaucoma (POAG) are known to influence disease risk. However, the clinical effect of associated variants individually or in aggregate is not known. Genetic risk scores (GRS) examine the cumula ...
Full textLink to itemCite
Journal ArticleCommun Biol · 2019
A new avenue of mining published genome-wide association studies includes the joint analysis of related traits. The power of this approach depends on the genetic correlation of traits, which reflects the number of pleiotropic loci, i.e. genetic loci influe ...
Full textLink to itemCite
Journal ArticlePsychiatry Res · November 2018
Death by suicide and suicidal behavior are major concerns among U.S. military veterans; however, no genome-wide association studies (GWAS) studies of suicidal behavior have been conducted among U.S. military veterans to date, despite the elevated rate of s ...
Full textLink to itemCite
ConferenceHum Genet · October 2018
Primary open angle glaucoma (POAG) is a complex disease with a major genetic contribution. Its prevalence varies greatly among ethnic groups, and is up to five times more frequent in black African populations compared to Europeans. So far, worldwide effort ...
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Journal ArticleJ Glaucoma · September 2018
PURPOSE: A common missense variant in the SIX6 gene (rs33912345) is strongly associated with primary open-angle glaucoma (POAG). We aimed to examine the association of rs33912345 with optic disc and retinal nerve fiber layer (RNFL) measures in a European p ...
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Journal ArticlePsychoneuroendocrinology · June 2018
BACKGROUND: Recent studies examining the association between posttraumatic stress disorder (PTSD) and accelerated aging, as defined by DNA methylation-based estimates of cellular age that exceed chronological age, have yielded mixed results. METHODS: We co ...
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Journal ArticleInvest Ophthalmol Vis Sci · June 1, 2018
PURPOSE: Keratoconus (KC) is the most common corneal ectasia. We aimed to determine the differential expression of coding and long noncoding RNAs (lncRNAs) in human corneas affected with KC. METHODS: From the corneas of 10 KC patients and 8 non-KC healthy ...
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Journal ArticleBiol Psychiatry · May 15, 2018
Posttraumatic stress disorder (PTSD) after exposure to a traumatic event is a highly prevalent psychiatric disorder. Heritability estimates from twin studies as well as from recent molecular data (single nucleotide polymorphism-based heritability) indicate ...
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Journal ArticleNat Commun · May 14, 2018
Central corneal thickness (CCT) is a highly heritable trait associated with complex eye diseases such as keratoconus and glaucoma. We perform a genome-wide association meta-analysis of CCT and identify 19 novel regions. In addition to adding support for kn ...
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Journal ArticleHum Mol Genet · April 15, 2018
Primary open-angle glaucoma (POAG) is the leading cause of irreversible blindness worldwide for which 15 disease-associated loci had been discovered. Among them, only 5 loci have been associated with POAG in Asians. We carried out a genome-wide association ...
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Journal ArticleMol Psychiatry · March 2018
The Psychiatric Genomics Consortium-Posttraumatic Stress Disorder group (PGC-PTSD) combined genome-wide case-control molecular genetic data across 11 multiethnic studies to quantify PTSD heritability, to examine potential shared genetic risk with schizophr ...
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Journal ArticleJ Glaucoma · March 2018
Exfoliation glaucoma (XFG) is a clinically aggressive and genetically distinct form of glaucoma that results in neuronal death and irreversible blindness. Gene variants associate with many neurodegenerative diseases including XFG, Parkinson's disease (PD) ...
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Journal ArticleSci Rep · February 15, 2018
Open-angle glaucoma (OAG) is a major cause of blindness worldwide. To identify new risk loci for OAG, we performed a genome-wide association study in 3,071 OAG cases and 6,750 unscreened controls, and meta-analysed the results with GWAS data for intraocula ...
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Journal ArticleExp Eye Res · February 2018
PURPOSE: To characterize the transcriptional landscape of human adult and fetal trabecular meshwork (TM), cornea, and ciliary body (CB) tissues, and to evaluate the expression level of candidate genes selected from genetic association studies of primary-op ...
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Journal ArticleInvest Ophthalmol Vis Sci · February 1, 2018
PURPOSE: Sex hormones may be associated with primary open-angle glaucoma (POAG), although the mechanisms are unclear. We previously observed that gene variants involved with estrogen metabolism were collectively associated with POAG in women but not men; h ...
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Journal ArticlePLoS Genet · January 2018
Central corneal thickness (CCT) is one of the most heritable ocular traits and it is also a phenotypic risk factor for primary open angle glaucoma (POAG). The present study uses the BXD Recombinant Inbred (RI) strains to identify novel quantitative trait l ...
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Journal ArticleTransl Psychiatry · November 30, 2017
Depending on the traumatic event, a significant fraction of trauma survivors subsequently develop PTSD. The additional variability in PTSD risk is expected to arise from genetic susceptibility. Unfortunately, several genome-wide association studies (GWAS) ...
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Journal ArticleGenome Med · November 27, 2017
BACKGROUND: The nature and underlying mechanisms of the observed increased vulnerability to posttraumatic stress disorder (PTSD) in women are unclear. METHODS: We investigated the genetic overlap of PTSD with anthropometric traits and reproductive behavior ...
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Journal ArticleNat Commun · November 24, 2017
Glaucoma is a multi-factorial blinding disease in which genetic factors play an important role. Elevated intraocular pressure is a highly heritable risk factor for primary open angle glaucoma and currently the only target for glaucoma therapy. Our study he ...
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Journal ArticleStem Cells · November 2017
Glaucoma represents a group of multifactorial diseases with a unifying pathology of progressive retinal ganglion cell (RGC) degeneration, causing irreversible vision loss. To test the hypothesis that RGCs are intrinsically vulnerable in glaucoma, we have d ...
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Journal ArticleEur J Hum Genet · November 2017
Primary open-angle glaucoma (POAG) is the most common chronic optic neuropathy worldwide. Epidemiological studies show a robust positive relation between intraocular pressure (IOP) and POAG and modest positive association between IOP and blood pressure (BP ...
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Journal ArticleAm J Med Genet B Neuropsychiatr Genet · September 2017
Compelling evidence suggests that epigenetic mechanisms such as DNA methylation play a role in stress regulation and in the etiologic basis of stress related disorders such as Post traumatic Stress Disorder (PTSD). Here we describe the purpose and methods ...
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Journal ArticleNat Genet · July 2017
Exfoliation syndrome (XFS) is the most common known risk factor for secondary glaucoma and a major cause of blindness worldwide. Variants in two genes, LOXL1 and CACNA1A, have previously been associated with XFS. To further elucidate the genetic basis of X ...
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Journal ArticleGenome Med · March 27, 2017
BACKGROUND: Age-related macular degeneration (AMD) is a common condition of vision loss with disease development strongly influenced by environmental and genetic factors. Recently, 34 loci were associated with AMD at genome-wide significance. So far, littl ...
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Journal ArticleMenopause · February 2017
OBJECTIVE: Several attributes of female reproductive history, including age at natural menopause (ANM), have been related to primary open-angle glaucoma (POAG). We assembled 18 previously reported common genetic variants that predict ANM to determine their ...
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Journal ArticleGenetics · February 2017
Age-related macular degeneration (AMD) is the leading cause of blindness in ageing societies, triggered by both environmental and genetic factors. The strongest genetic signal for AMD with odds ratios of up to 2.8 per adverse allele was found previously ov ...
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Journal ArticleJ Psychiatr Res · January 2017
The aim of the present study was to attempt to replicate the recently reported finding associating rs2400707 of the Adrenoceptor Beta 2, Surface (ADRB2) gene and childhood trauma on PTSD symptoms. Participants included a predominantly veteran cohort of non ...
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Journal ArticleExp Eye Res · January 2017
Exfoliation syndrome (XFS) is a common age-related disorder that leads to deposition of extracellular fibrillar material throughout the body. The most recognized disease manifestation is exfoliation glaucoma (XFG), which is a common cause of blindness worl ...
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Journal ArticlePLoS Genet · September 2016
Primary open angle glaucoma (POAG) is a complex disease and is one of the major leading causes of blindness worldwide. Genome-wide association studies have successfully identified several common variants associated with glaucoma; however, most of these var ...
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Journal ArticleInvest Ophthalmol Vis Sci · September 1, 2016
PURPOSE: Recent studies indicate that mitochondrial proteins may contribute to the pathogenesis of primary open-angle glaucoma (POAG). In this study, we examined the association between POAG and common variations in gene-encoding mitochondrial proteins. ME ...
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Journal ArticleInvest Ophthalmol Vis Sci · August 1, 2016
PURPOSE: Noncoding microRNAs (miRNAs) have been implicated in the pathogenesis of glaucoma. We aimed to identify common variants in miRNA coding genes (MIR) associated with primary open-angle glaucoma (POAG). METHODS: Using the NEIGHBORHOOD data set (3853 ...
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Journal ArticleInvest Ophthalmol Vis Sci · July 1, 2016
PURPOSE: Because microRNAs (miRNAs) have been associated with eye diseases, our study aims to profile ocular miRNA expression in normal human ciliary body (CB), cornea, and trabecular meshwork (TM) using miRNA-Seq to provide a foundation for better underst ...
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Journal ArticleAppl Transl Genom · June 2016
BACKGROUND: The conduct of international collaborative genomics research raises distinct ethical challenges that require special consideration, especially if conducted in settings that are research-naïve or resource-limited. Although there is considerable ...
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Journal ArticleNat Genet · May 2016
Primary angle closure glaucoma (PACG) is a major cause of blindness worldwide. We conducted a genome-wide association study (GWAS) followed by replication in a combined total of 10,503 PACG cases and 29,567 controls drawn from 24 countries across Asia, Aus ...
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Journal ArticleNat Genet · February 2016
Advanced age-related macular degeneration (AMD) is the leading cause of blindness in the elderly, with limited therapeutic options. Here we report on a study of >12 million variants, including 163,714 directly genotyped, mostly rare, protein-altering varia ...
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Journal ArticleNat Genet · February 2016
Primary open-angle glaucoma (POAG) is a leading cause of blindness worldwide. To identify new susceptibility loci, we performed meta-analysis on genome-wide association study (GWAS) results from eight independent studies from the United States (3,853 cases ...
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Journal ArticleHum Mol Genet · November 15, 2015
Exfoliation syndrome (XFS) is a common, age-related, systemic fibrillinopathy. It greatly increases risk of exfoliation glaucoma (XFG), a major worldwide cause of irreversible blindness. Coding variants in the lysyl oxidase-like 1 (LOXL1) gene are strongly ...
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Journal ArticleInvest Ophthalmol Vis Sci · October 2015
PURPOSE: Ocular hypertension is a major risk factor for glaucoma and the inner wall of Schlemm's canal (SC) endothelia participates in the regulation of aqueous humor outflow resistance. This study aimed to identify differentially expressed genes in primar ...
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Journal ArticlePsychiatry Res · September 30, 2015
The present study examined the association between genetic variation in the nicotinic receptor gene family (CHRNA2, CHRNA3, CHRNA4, CHRNA5, CHRNA6, CHRNA7, CHRNA9, CHRNA10, CHRNB2, CHRNB3, CHRNB4) and the occurrence of posttraumatic stress disorder (PTSD). ...
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Journal ArticleJ Affect Disord · September 15, 2015
BACKGROUND: Posttraumatic stress disorder (PTSD) is a psychiatric disorder that can develop after experiencing traumatic events. A genome-wide association study (GWAS) design was used to identify genetic risk factors for PTSD within a multi-racial sample p ...
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Journal ArticleHum Mol Genet · July 1, 2015
Primary open angle glaucoma (POAG), a major cause of blindness worldwide, is a complex disease with a significant genetic contribution. We performed Exome Array (Illumina) analysis on 3504 POAG cases and 9746 controls with replication of the most significa ...
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Journal ArticleJ Negat Results Biomed · June 4, 2015
BACKGROUND: Keratoconus (KC) is the most common primary ectatic disease of the cornea and a major indication for corneal transplant. To date, limited KC-associated-risk loci have been identified. Association has recently been suggested between KC and 8 sin ...
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Journal ArticleDepress Anxiety · May 2015
BACKGROUND: The apolipoprotein E (APOE) ε4 allele has been implicated in a range of neuropsychiatric conditions. The present research examined if the ε4 allele of the APOE gene moderated the effect of combat exposure on posttraumatic stress disorder (PTSD) ...
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Journal ArticleNat Genet · April 2015
Exfoliation syndrome (XFS) is the most common recognizable cause of open-angle glaucoma worldwide. To better understand the etiology of XFS, we conducted a genome-wide association study (GWAS) of 1,484 cases and 1,188 controls from Japan and followed up th ...
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Journal ArticleGenet Epidemiol · March 2015
Primary open-angle glaucoma is the most common optic neuropathy and an important cause of irreversible blindness worldwide. The optic nerve head or optic disc is divided in two parts: a central cup (without nerve fibers) surrounded by the neuroretinal rim ...
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Journal ArticleSci Rep · February 11, 2015
Multiple loci have been associated with either primary open angle glaucoma (POAG) or heritable ocular quantitative traits associated with this condition. This study examined the association of these loci with POAG, with central corneal thickness (CCT), ver ...
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Journal ArticlePLoS One · 2015
OBJECTIVE: To examine the association between the 5-HTTLPR polymorphism of the serotonin transporter (SLC6A4) gene, combat exposure, and posttraumatic stress disorder (PTSD) diagnosis and among two samples of combat-exposed veterans. METHOD: The first samp ...
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Journal ArticleBiomed Res Int · 2015
Micro-RNAs (miRNAs) are regulators of gene expression that control various biological processes. The role of many identified miRNAs is not yet resolved. Recent evidence suggests that miRNA mutations and/or misexpression may contribute to genetic disorders. ...
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Journal ArticleInvest Ophthalmol Vis Sci · December 23, 2014
PURPOSE: Recently the common SIX6 missense variant rs33912345 was found to be highly associated with glaucoma. The aim of this study was to investigate the association between this SIX6 variant and peripapillary retinal nerve fiber layer (RNFL) thickness m ...
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Journal ArticleInvest Ophthalmol Vis Sci · November 20, 2014
PURPOSE: We examined the role of DNA copy number variants (CNVs) of known glaucoma genes in relation to primary open angle glaucoma (POAG). METHODS: Our study included DNA samples from two studies (NEIGHBOR and GLAUGEN). All the samples were genotyped with ...
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Journal ArticleAlzheimers Dement · November 2014
BACKGROUND: Several studies have demonstrated a lower apolipoprotein E4 (APOE ε4) allele frequency in African-Americans, but yet an increased age-related prevalence of AD. An algorithm for prevention clinical trials incorporating TOMM40'523 (Translocase of ...
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Journal ArticleHum Genet · October 2014
Primary open-angle glaucoma (POAG) is a leading cause of blindness worldwide. Using genome-wide association single-nucleotide polymorphism data from the Glaucoma Genes and Environment study and National Eye Institute Glaucoma Human Genetics Collaboration c ...
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Journal ArticleNat Genet · October 2014
Elevated intraocular pressure (IOP) is an important risk factor in developing glaucoma, and variability in IOP might herald glaucomatous development or progression. We report the results of a genome-wide association study meta-analysis of 18 population coh ...
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Journal ArticleNat Genet · October 2014
Primary open-angle glaucoma (POAG) is a major cause of irreversible blindness worldwide. We performed a genome-wide association study in an Australian discovery cohort comprising 1,155 cases with advanced POAG and 1,992 controls. We investigated the associ ...
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Journal ArticleNat Commun · September 22, 2014
Glaucoma is characterized by irreversible optic nerve degeneration and is the most frequent cause of irreversible blindness worldwide. Here, the International Glaucoma Genetics Consortium conducts a meta-analysis of genome-wide association studies of verti ...
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Journal ArticleInvest Ophthalmol Vis Sci · June 10, 2014
PURPOSE: We investigated whether mitochondrial DNA (mtDNA) variants affect the susceptibility of Fuchs endothelial corneal dystrophy (FECD). METHODS: Ten mtDNA variants defining European haplogroups were genotyped in a discovery dataset consisting of 530 c ...
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Journal ArticleEye (Lond) · June 2014
AIMS: Vascular perfusion may be impaired in primary open-angle glaucoma (POAG); thus, we evaluated a panel of markers in vascular tone-regulating genes in relation to POAG. METHODS: We used Illumina 660W-Quad array genotype data and pooled P-values from 31 ...
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Journal ArticleMol Ther Nucleic Acids · April 29, 2014
Recent progress suggests gene therapy may one day be an option for treating some forms of limb girdle muscular dystrophy (LGMD). Nevertheless, approaches targeting LGMD have so far focused on gene replacement strategies for recessive forms of the disease. ...
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Journal ArticlePLoS Genet · March 2014
Anterior chamber depth (ACD) is a key anatomical risk factor for primary angle closure glaucoma (PACG). We conducted a genome-wide association study (GWAS) on ACD to discover novel genes for PACG on a total of 5,308 population-based individuals of Asian de ...
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Journal ArticleClin Genet · February 2014
The term 'limb-girdle myasthenia' (LGM) was first used to describe three siblings with proximal limb weakness without oculobulbar involvement, but with EMG decrement and responsiveness to anticholinesterase medication. We report here that exome sequencing ...
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Journal ArticleHepatology · February 2014
UNLABELLED: Clinicians rely upon the severity of liver fibrosis to segregate patients with well-compensated nonalcoholic fatty liver disease (NAFLD) into subpopulations at high- versus low-risk for eventual liver-related morbidity and mortality. We compare ...
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Journal ArticleOphthalmology · February 2014
PURPOSE: The CAV1/CAV2 (caveolin 1 and caveolin 2) genomic region previously was associated with primary open-angle glaucoma (POAG), although replication among independent studies has been variable. The aim of this study was to assess the association betwe ...
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Journal ArticlePLoS One · 2014
The Rgcs1 quantitative trait locus, on mouse chromosome 5, influences susceptibility of retinal ganglion cells to acute damage of the optic nerve. Normally resistant mice (DBA/2J) congenic for the susceptible allele from BALB/cByJ mice exhibit susceptibili ...
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Journal ArticlePLoS Genet · 2014
Glaucoma is a leading cause of blindness worldwide. Primary open-angle glaucoma (POAG) is the most common subtype and is a complex trait with multigenic inheritance. Genome-wide association studies have previously identified a significant association betwe ...
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Journal ArticleInt J Ophthalmol · 2014
AIM: To study the associations between lysyl oxidase-like 1 (LOXL1) polymorphisms and primary open angle glaucoma (POAG) remain inconsistent. In this study, we have performed a meta-analysis to investigate the association of LOXL1 polymorphisms with POAG r ...
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Journal ArticleMol Vis · 2014
PURPOSE: Osteogenesis imperfecta (OI) is a group of inherited disorders characterized by bone fragility. Ocular findings include blue sclera, low ocular rigidity, and thin corneal thickness. However, there are no documented cases linking OI and primary ope ...
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Journal ArticlePLoS genetics · January 1, 2014
Glaucoma is a leading cause of blindness worldwide. Primary open-angle glaucoma (POAG) is the most common subtype and is a complex trait with multigenic inheritance. Genome-wide association studies have previously identified a significant association betwe ...
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Journal ArticleHum Genet · January 2014
Elevated intraocular pressure (IOP) is a major risk factor for glaucoma and is influenced by genetic and environmental factors. Recent genome-wide association studies (GWAS) reported associations with IOP at TMCO1 and GAS7, and with primary open-angle glau ...
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Journal ArticleGastroenterology · November 2013
BACKGROUND & AIMS: Cirrhosis and liver cancer are potential outcomes of advanced nonalcoholic fatty liver disease (NAFLD). It is not clear what factors determine whether patients will develop advanced or mild NAFLD, limiting noninvasive diagnosis and treat ...
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Journal ArticleInvest Ophthalmol Vis Sci · September 27, 2013
PURPOSE: To identify the specific genes in human trabecular meshwork (TM) related to POAG. METHODS: Primary open-angle glaucoma TM specimens were obtained from routine trabeculectomy surgery. Nonglaucomatous control TM specimens were dissected from donor e ...
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Journal ArticleInvest Ophthalmol Vis Sci · September 17, 2013
PURPOSE: Multiple genes have been associated with primary open angle glaucoma (POAG) in Caucasian populations. We now examine the association of these loci in populations of African ancestry, populations at particularly high risk for POAG. METHODS: We geno ...
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Journal ArticleJ Glaucoma · September 2013
Primary open-angle glaucoma (POAG) is a common disease with complex inheritance. The identification of genes predisposing to POAG is an important step toward the development of novel gene-based methods of diagnosis and treatment. Genome-wide association st ...
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Journal ArticleJ Depress Anxiety · June 1, 2013
BACKGOUND: Posttraumatic stress sisorder (PTSD) is a complex anxiety disorder that can develop after traumatic event exposure. Genetic factors have been associated with PTSD risk. Recently a variant rs4790904 in the protein kinase C alpha (PRKCA) gene has ...
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Journal ArticleInvest Ophthalmol Vis Sci · April 1, 2013
PURPOSE: Central corneal thickness (CCT) is a clinically important risk factor for primary open-angle glaucoma and keratoconus. Genetic factors controlling CCT in Latinos, the most populous minority population in the United States, are unclear. Here we des ...
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Journal ArticleNat Genet · February 2013
Central corneal thickness (CCT) is associated with eye conditions including keratoconus and glaucoma. We performed a meta-analysis on >20,000 individuals in European and Asian populations that identified 16 new loci associated with CCT at genome-wide signi ...
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Journal ArticleAm J Ophthalmol · February 2013
PURPOSE: To assess the association between single nucleotide polymorphisms (SNPs) of the gene region containing cyclin-dependent kinase inhibitor 2B antisense noncoding RNA (CDKN2B-AS1) and glaucoma features among primary open-angle glaucoma (POAG) patient ...
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Journal ArticleMol Vis · 2013
PURPOSE: Fuchs endothelial corneal dystrophy (FECD) is a genetically heterogeneous disorder that has been primarily studied in patients of European or Asian ancestry. Given the sparse literature on African Americans with FECD, we sought to characterize the ...
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Journal ArticleMol Vis · 2013
PURPOSE: Circulating estrogen levels are relevant in glaucoma phenotypic traits. We assessed the association between an estrogen metabolism single nucleotide polymorphism (SNP) panel in relation to primary open angle glaucoma (POAG), accounting for gender. ...
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Journal ArticleNat Commun · 2013
Excitation-contraction coupling, the process that regulates contractions by skeletal muscles, transduces changes in membrane voltage by activating release of Ca(2+) from internal stores to initiate muscle contraction. Defects in excitation-contraction coup ...
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Journal ArticleNat Genet · October 2012
Primary angle closure glaucoma (PACG) is a major cause of blindness worldwide. We conducted a genome-wide association study including 1,854 PACG cases and 9,608 controls across 5 sample collections in Asia. Replication experiments were conducted in 1,917 P ...
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Journal ArticleOphthalmic Genet · September 2012
PURPOSE: To investigate whether major single nucleotide polymorphisms (SNPs) in the LOXL1 gene associated with pseudoexfoliation glaucoma are associated with primary open angle glaucoma (POAG) in the Saudi Arabian population. METHODS: The regions of the LO ...
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Journal ArticleGenet Test Mol Biomarkers · September 2012
The perspectives of patients with posttraumatic stress disorder (PTSD) on genetic research have not yet been investigated in the genetics research literature. To provide a basis for research on attitudes toward genetic research in PTSD, we surveyed the U.S ...
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Journal ArticleInvest Ophthalmol Vis Sci · July 3, 2012
PURPOSE: To investigate the effects of central corneal thickness (CCT)-associated variants on primary open-angle glaucoma (POAG) risk using single nucleotide polymorphisms (SNP) data from the Glaucoma Genes and Environment (GLAUGEN) and National Eye Instit ...
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Journal ArticleReprod Syst Sex Disord · June 3, 2012
Keratoconus is the most common ectatic disorder of the corneal. Genetic and environmental factors may contribute to its pathogenesis. The focus of this article is to summarize current research into the complex genetics of keratoconus. We discuss the eviden ...
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Journal ArticleClin Neurol Neurosurg · May 2012
BACKGROUND: Anhedonia, a lowered ability to experience physical or social pleasure, has recently been recognized as a non-motor symptom of Parkinson's disease. OBJECTIVE: To identify the frequency of anhedonia and the factors influencing hedonic tone in Ja ...
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Journal ArticleNat Genet · February 26, 2012
Limb-girdle muscular dystrophy type 1D (LGMD1D) was linked to chromosome 7q36 over a decade ago, but its genetic cause has remained elusive. Here we studied nine LGMD-affected families from Finland, the United States and Italy and identified four dominant ...
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Journal ArticlePLoS One · 2012
We previously discovered that a polymorphic, deoxythymidine-homopolymer (poly-T, rs10524523) in intron 6 of the TOMM40 gene is associated with age-of-onset of Alzheimer's disease and with cognitive performance in elderly. Three allele groups were defined f ...
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Journal ArticleMol Vis · 2012
PURPOSE: Mutations in the myocilin gene (MYOC) are associated with primary open-angle glaucoma (POAG) in many different populations. This study represents the first large survey of MYOC mutations in an African American population. METHODS: We recruited 529 ...
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Journal ArticleMol Vis · 2012
PURPOSE: Prevalence rates for primary open-angle glaucoma (POAG) are significantly higher in Africans than in European or Asians. It has been reported recently that mitochondrial DNA (mtDNA) lineages of African origin, excluding L2, conferred susceptibilit ...
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Journal ArticlePLoS Genet · 2012
Optic nerve degeneration caused by glaucoma is a leading cause of blindness worldwide. Patients affected by the normal-pressure form of glaucoma are more likely to harbor risk alleles for glaucoma-related optic nerve disease. We have performed a meta-analy ...
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Journal ArticlePLoS One · 2012
The molecular diagnosis of muscle disorders is challenging: genetic heterogeneity (>100 causal genes for skeletal and cardiac muscle disease) precludes exhaustive clinical testing, prioritizing sequencing of specific genes is difficult due to the similarit ...
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Journal ArticlePLoS One · 2012
Following reports of an increased incidence of amyotrophic lateral sclerosis (ALS) in U.S. veterans, we have conducted a high-density genome-wide association study (GWAS) of ALS outcome and survival time in a sample of U.S. veterans. We tested ∼1.3 million ...
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Journal ArticleMol Vis · 2012
PURPOSE: To investigate whether DNA copy number variants (CNVs) in the lysyl oxidase-like 1 (LOXL1) gene are associated with exfoliation glaucoma (XFG) in black South Africans. METHODS: Black South African subjects with XFG and age-matched unaffected contr ...
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Journal ArticleHum Mol Genet · August 1, 2011
Sarcomeric α-actinins (α-actinin-2 and -3) are a major component of the Z-disk in skeletal muscle, where they crosslink actin and other structural proteins to maintain an ordered myofibrillar array. Homozygosity for the common null polymorphism (R577X) in ...
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Journal ArticleEur J Hum Genet · June 2011
In recent years, several association analysis methods for case-control studies have been developed. However, as we turn towards the identification of single nucleotide polymorphisms (SNPs) for prognosis, there is a need to develop methods for the identific ...
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Journal ArticleBMC Psychiatry · May 5, 2011
BACKGROUND: Serotonergic system dysfunction has been implicated in posttraumatic stress disorder (PTSD). Genetic polymorphisms associated with serotonin signaling may predict differences in brain circuitry involved in emotion processing and deficits associ ...
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Journal ArticleMol Vis · April 27, 2011
PURPOSE: Myocilin (MYOC) mutations are associated with primary open-angle glaucoma (POAG) in multiple populations. Here we examined the role of MYOC mutations in a black South African population with primary open-angle glaucoma (POAG). METHODS: Unrelated b ...
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Journal ArticlePLoS One · April 20, 2011
Fuchs endothelial corneal dystrophy (FECD) is a common, late-onset disorder of the corneal endothelium. Although progress has been made in understanding the genetic basis of FECD by studying large families in which the phenotype is transmitted in an autoso ...
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Journal ArticleMol Vis · April 8, 2011
PURPOSE: To identify the genes expressed in normal human trabecular meshwork tissue, a tissue critical to the pathogenesis of glaucoma. METHODS: Total RNA was extracted from human trabecular meshwork (HTM) harvested from 3 different donors. Extracted RNA w ...
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Journal ArticleMol Vis · 2011
PURPOSE: Primary congenital glaucoma (PCG) is a severe form of glaucoma that presents early in life. PCG is a clinical and genetic entity that is distinct from juvenile forms of glaucoma. Inheritance is usually autosomal recessive and therefore the disease ...
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Journal ArticlePLoS One · 2011
DNA copy number variants (CNVs) have been reported in many human diseases including autism and schizophrenia. Primary Open Angle Glaucoma (POAG) is a complex adult-onset disorder characterized by progressive optic neuropathy and vision loss. Previous studi ...
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Journal ArticlePLoS One · 2011
Primary open-angle glaucoma (POAG) is the most common form of glaucoma and one of the leading causes of vision loss worldwide. The genetic etiology of POAG is complex and poorly understood. The purpose of this work is to identify genomic regions of interes ...
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Journal ArticleJ Immunol · November 1, 2010
An imbalance between activation and inhibition of the complement system has been implicated in the etiologies of numerous common diseases. Allotypic variants of a key complement fluid-phase regulatory protein, complement factor H (CFH), are strongly associ ...
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Journal ArticleSci Transl Med · October 6, 2010
Parkinson's disease affects 5 million people worldwide, but the molecular mechanisms underlying its pathogenesis are still unclear. Here, we report a genome-wide meta-analysis of gene sets (groups of genes that encode the same biological pathway or process ...
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Journal ArticleJ Hum Genet · October 2010
Coding variants in both myocilin (MYOC) and optineurin (OPTN) are reported risk factors for primary open-angle glaucoma (POAG) in many populations. This study investigated the contribution of MYOC and OPTN coding variants in Hispanics of Mexican descent wi ...
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Journal ArticleMol Vis · April 21, 2010
PURPOSE: To investigate whether variants in the lysyl oxidase-like 1 (LOXL1) gene are associated with exfoliation glaucoma (XFG) and primary open-angle glaucoma (POAG) in an ancestral population from South Africa. METHODS: Black South African subjects with ...
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Journal ArticleProg Retin Eye Res · March 2010
During the past ten years, dramatic advances have been made in unraveling the biological bases of age-related macular degeneration (AMD), the most common cause of irreversible blindness in western populations. In that timeframe, two distinct lines of evide ...
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Journal ArticleMol Vis · January 20, 2010
PURPOSE: Recent evidence supports the role of reduced cerebrospinal fluid (CSF) pressure in the pathogenesis of primary open-angle glaucoma (POAG). We investigated the association of variants in two candidate genes that are important in CSF production, aqu ...
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Journal ArticleAm J Hum Genet · April 2009
Distal myopathies represent a heterogeneous group of inherited skeletal muscle disorders. One type of adult-onset, progressive autosomal-dominant distal myopathy, frequently associated with dysphagia and dysphonia (vocal cord and pharyngeal weakness with d ...
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Journal ArticleInvest Ophthalmol Vis Sci · April 2009
PURPOSE: Variations in the complement factor H (CFH) gene are tightly associated with age-related macular degeneration (AMD) across diverse populations. Of the many nonsynonymous coding variants in CFH, two are most strongly associated with increased risk ...
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Journal ArticleInvest Ophthalmol Vis Sci · August 2008
PURPOSE: Significant association has recently been reported between pseudoexfoliation glaucoma (XFG) and two single-nucleotide polymorphisms (SNPs), rs3825942, and rs1048661, in the lysyl oxidase-like 1 gene (LOXL1). The purpose of this study was to invest ...
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Journal ArticleMol Vis · July 18, 2008
NEIBank is an integrated resource for genomics and bioinformatics in vision research. It includes expressed sequence tag (EST) data and sequence-verified cDNA clones for multiple eye tissues of several species, web-based access to human eye-specific SAGE d ...
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Journal ArticlePLoS One · May 7, 2008
The objective of this study was to determine if MTND2*LHON4917G (4917G), a specific non-synonymous polymorphism in the mitochondrial genome previously associated with neurodegenerative phenotypes, is associated with increased risk for age-related macular d ...
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Journal ArticleMuscle Nerve · May 2008
Missense mutations in the myotilin gene cause limb-girdle muscular dystrophy type 1A (LGMD1A). We set out to examine the effect of overexpression of wild-type myotilin in an LGMD1A mouse model by crossing wild-type and mutant transgenic mice. Compared to s ...
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Journal ArticleHum Mol Genet · April 1, 2008
Age-related macular degeneration (AMD) impairs vision for approximately 7.5 million Americans. Both susceptibility variants and protective haplotypes in the complement factor H (CFH) gene modulate risk for AMD. Recently, deletion of the 'CFH-related' genes ...
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Journal ArticleOphthalmology · March 2008
OBJECTIVE: To examine phenotypes of age-related macular degeneration (AMD) patients with the complement factor H (CFH) variant (Y402H, C allele at rs1061170). DESIGN: Clinic-based case series study. PARTICIPANTS: The data set contained a total of 956 unrel ...
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Journal ArticleAm J Ophthalmol · February 2008
PURPOSE: To examine phenotypes of age-related macular degeneration (AMD) patients with the LOC387715 variant (T allele at rs10490924, A69S). DESIGN: Retrospective, observational case series. METHODS: This clinic-based case series data set contained 775 unr ...
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Journal ArticleMol Vis · January 29, 2008
PURPOSE: To identify if recently described LOXL1 (lysyl oxidase-like 1) polymorphisms are associated with pseudoexfoliation glaucoma (XFG) in a United States (U.S.) Caucasian patient population. METHODS: Individuals with XFG were identified using standard ...
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Journal ArticleMol Vis · 2008
PURPOSE: Coding variants in the optineurin gene (OPTN, GLC1E) have been reported to play a role in primary open-angle glaucoma (POAG) in various populations. This study investigated the role of OPTN sequence variants in patients with POAG in Ghana (West Af ...
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Journal ArticleMol Vis · November 26, 2007
PURPOSE: To investigate whether recently described polymorphisms in the optic atrophy 1 gene (OPA1) are associated with primary open-angle glaucoma (POAG) with elevated intraocular pressure in the Caucasian, African-American, and Ghanaian (West African) po ...
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Journal ArticleMol Cell Neurosci · November 2007
APOE4 allele is a major risk factor for late-onset Alzheimer disease (AD). The mechanism of action of APOE in AD remains unclear. To study the effects of APOE alleles on gene expression in AD, we have analyzed the gene transcription patterns of human hippo ...
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Journal ArticleInvest Ophthalmol Vis Sci · September 2007
PURPOSE: Age-related macular degeneration (AMD) is a devastating disorder that adversely affects the quality of life of nearly 2 million Americans who have advanced forms of the disease. Besides the well-known risk imparted by carrying the Y402H variant in ...
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Journal ArticleHum Mol Genet · August 15, 2007
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Age-related macular degeneration (AMD) is a devastating disorder of the central retina, causing significant visual impairment for 7.5 million elderly Americans. Abnormal regulation of the complement system likely caused by the Y402H polymorphism in the com ...
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Journal ArticleOphthalmology · June 2007
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OBJECTIVE: To examine the potential gene-environment interaction between cigarette smoking and the complement factor H (CFH) T1277C polymorphism, 2 strong risk factors for age-related macular degeneration (AMD). DESIGN: Retrospective case-control study. PA ...
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Journal ArticleChemtracts · April 1, 2007
Recent investigations suggest that acetylation of various residues of histones H3 and H4 and trimethylation of Lys 4 of histone H3 (H3K4) in nucleosomes are characteristics of active promoters across species from yeast to mammals. Using chromatin immunopre ...
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Journal ArticleProc Natl Acad Sci U S A · January 16, 2007
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Parkinson's disease (PD) progresses relentlessly and affects five million people worldwide. Laboratory tests for PD are critically needed for developing treatments designed to slow or prevent progression of the disease. We performed a transcriptome-wide sc ...
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Journal ArticleArch Ophthalmol · January 2007
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OBJECTIVE: To compare phenotypes of 2 age-related macular degeneration (AMD) susceptibility genes: LOC387715 and complement factor H (CFH). METHODS: Phenotypes of 755 AMD cases were characterized. The number of LOC387715 (T allele at rs10490924, or A69S) a ...
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Journal ArticleMov Disord · December 2006
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Monoamine oxidase (MAO) is an enzyme regulating metabolism of neurotransmitters such as dopamine. Two distinct forms of enzyme, encoded by genes MAOA and MAOB located on the X chromosome, have been considered as possible factors in the pathogenesis of Park ...
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Journal ArticleJ Glaucoma · October 2006
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PURPOSE: Previous studies have suggested that Optineurin (OPTN) sequence variants contribute to low-tension glaucoma (LTG) in ethnically homogeneous populations. The purpose of this study is to evaluate the prevalence of OPTN sequence variants in an ethnic ...
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Journal ArticleAnn Neurol · September 2006
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OBJECTIVE: Inducible nitric oxide synthase, a protein product of NOS2A, generates nitric oxide as a defense mechanism, but excessive levels threaten cellular survival. NOS2A is a candidate gene for Parkinson's disease (PD) that potentially interacts with c ...
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Journal ArticleOphthalmology · September 2006
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OBJECTIVE: To determine if the complement factor H gene (CFH) determines risk for development of geographic atrophy (GA). DESIGN: Retrospective case-control study. PARTICIPANTS AND CONTROLS: The independent case-control data set contained 647 age-related m ...
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Journal ArticleMol Vis · August 28, 2006
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PURPOSE: To describe the clinical, ocular, and genetic findings in multiple members of a family with early-onset and bilateral lens dislocation, clinical corneal guttae, and glaucoma. METHODS: All family members underwent complete physical and ophthalmic e ...
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Journal ArticleHum Mol Genet · August 1, 2006
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Myotilin is a muscle-specific Z-disc protein with putative roles in myofibril assembly and structural upkeep of the sarcomere. Several myotilin point mutations have been described in patients with limb-girdle muscular dystrophy type 1A (LGMD1A), myofibrill ...
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Journal ArticleInvest Ophthalmol Vis Sci · June 2006
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PURPOSE: To develop large-scale, high-throughput annotation of the human macula transcriptome and to identify and prioritize candidate genes for inherited retinal dystrophies, based on ocular-expression profiles using serial analysis of gene expression (SA ...
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Journal ArticleInvest Ophthalmol Vis Sci · June 2006
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PURPOSE: To determine the distribution of WDR36 sequence variants in a cohort of patients with primary open-angle glaucoma (POAG) in the United States. METHODS: All of the 23 coding exons and flanking introns of the WDR36 gene were sequenced in 118 proband ...
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Journal ArticleAm J Hum Genet · May 2006
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We used iterative association mapping to identify a susceptibility gene for age-related macular degeneration (AMD) on chromosome 10q26, which is one of the most consistently implicated linkage regions for this disorder. We employed linkage analysis methods ...
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Journal ArticleAnn Hum Genet · May 2006
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Myotilin (MYOT) is a promising candidate gene for Vocal Cord and Pharyngeal Weakness with Distal Myopathy (VCPDM, also known as MPD2). Located within the minimum VCPDM candidate interval, myotilin mutations also cause a similarly progressive and adult-onse ...
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Journal ArticleEur J Hum Genet · March 2006
Asthma is a complex disease and the intricate interplay between genetic and environmental factors underlies the overall phenotype of the disease. Families with at least two siblings with asthma were collected from Europe, Australia and the US. A genome sca ...
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Journal ArticleInvest Ophthalmol Vis Sci · January 2006
PURPOSE: Age-related macular degeneration (AMD) is a retinal degenerative disease that is the leading cause of blindness worldwide for individuals over the age of 60. Although the etiology of AMD remains largely unknown, numerous studies have suggested tha ...
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Journal ArticleBioinformatics · November 15, 2005
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SUMMARY: Single nucleotide polymorphisms (SNPs) are commonly used for association studies to find genes responsible for complex genetic diseases. With the recent advance of SNP technology, researchers are able to assay thousands of SNPs in a single experim ...
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Journal ArticleMov Disord · October 2005
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Genomic convergence is a multistep approach that combines gene expression with genomic linkage to identify and prioritize susceptibility genes for complex disease. As a first step, we previously performed linkage analysis on 174 multiplex Parkinson's disea ...
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Journal ArticleArch Neurol · June 2005
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BACKGROUND: Parkinson disease (PD) is characterized by loss of dopaminergic neurons in the substantia nigra. Genes contributing to rare mendelian forms of PD have been identified, but the genes involved in the more common idiopathic PD are not well underst ...
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Journal ArticleHum Genet · June 2005
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Inflammatory processes have been implicated in the cascade of events that lead to nerve cell death. In the nervous system, a number of genes involved in inflammation pathways are regulated post-transcriptionally via the interaction of their mRNAs with spec ...
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Journal ArticleInvest Ophthalmol Vis Sci · June 2005
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PURPOSE: Primary open-angle glaucoma (POAG) is a complex inherited disorder. It has been demonstrated in other complex disorders that phenotypic heterogeneity may be the result of genetic heterogeneity and that stratification analysis can be used to increa ...
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Journal ArticleScience · April 15, 2005
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Age-related macular degeneration (AMD) is a leading cause of visual impairment and blindness in the elderly whose etiology remains largely unknown. Previous studies identified chromosome 1q32 as harboring a susceptibility locus for AMD. We used single-nucl ...
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Journal ArticleNeurogenetics · September 2004
We and others have previously detected association of the Tau H1 haplotype on chromosome 17 with risk of idiopathic Parkinson disease (PD). The H1 haplotype appears to have a fundamental importance in neurodegeneration, as multiple studies have shown it is ...
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Journal ArticleAm J Hum Genet · September 2004
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A family history of coronary artery disease (CAD), especially when the disease occurs at a young age, is a potent risk factor for CAD. DNA collection in families in which two or more siblings are affected at an early age allows identification of genetic fa ...
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Journal ArticleNeurology · June 8, 2004
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BACKGROUND: Similarities between Alzheimer disease (AD) and Parkinson disease (PD) suggest a possible role for apolipoprotein E (APOE) in PD. Most previous studies seeking to establish such a link used case-control datasets and results have been inconsiste ...
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Journal ArticleAm J Hum Genet · June 2004
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The pathogenic process responsible for the loss of dopaminergic neurons within the substantia nigra of patients with Parkinson disease (PD) is poorly understood. Current research supports the involvement of fibroblast growth factor (FGF20) in the survival ...
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Journal ArticleHum Mol Genet · December 15, 2003
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We previously reported genetic linkage of loci controlling age-at-onset in Alzheimer disease (AD) and Parkinson's disease (PD) to a 15 cM region on chromosome 10q. Given the large number of genes in this initial starting region, we applied the process of ' ...
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Journal ArticleArch Ophthalmol · August 2003
OBJECTIVE: To determine whether mutations in the optineurin gene contribute to susceptibility to adult-onset primary open-angle glaucoma. METHODS: The optineurin gene was screened in 86 probands with adult-onset primary open-angle glaucoma and in 80 age-ma ...
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Journal ArticleJ Genet Couns · August 2003
Chiari type I malformation has traditionally been defined as a downward herniation of the cerebellar tonsils of ≥5 mm through the foramen magnum and it is likely associated with a volumetrically reduced posterior fossa. Syringomyelia is commonly associated ...
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Journal ArticleHum Mol Genet · March 15, 2003
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We present a multifactorial, multistep approach called genomic convergence that combines gene expression with genomic linkage analysis to identify and prioritize candidate susceptibility genes for Parkinson's disease (PD). To initiate this process, we used ...
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Journal ArticleAm J Hum Genet · December 2002
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Limb-girdle muscular dystrophy 1A (LGMD1A [MIM 159000]) is an autosomal dominant form of muscular dystrophy characterized by adult onset of proximal weakness progressing to distal muscle weakness. We have reported elsewhere a mutation in the myotilin gene ...
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Journal ArticleJ Glaucoma · October 2002
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PURPOSE: Investigators have noted that primary open-angle glaucoma (POAG) in West Africa has an earlier age of onset and appears to be more clinically severe than in the United States and Europe. Primary open-angle glaucoma patients with mutations in myoci ...
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Journal ArticleNat Med · March 2002
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Attempts to develop gene therapy for Duchenne muscular dystrophy (DMD) have been complicated by the enormous size of the dystrophin gene. We have performed a detailed functional analysis of dystrophin structural domains and show that multiple regions of th ...
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Journal ArticleJ Neurogenet · 2002
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Neural tube defects (NTD) are a common birth defect, with both genetic and environmental contributions to their etiology. In mouse, null mutations in Noggin result in fully-penetrant NTDs. We investigated Noggin for mutations that may predispose to human N ...
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Journal ArticleJAMA · November 14, 2001
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CONTEXT: The human tau gene, which promotes assembly of neuronal microtubules, has been associated with several rare neurologic diseases that clinically include parkinsonian features. We recently observed linkage in idiopathic Parkinson disease (PD) to a r ...
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Journal ArticleHum Mol Genet · September 1, 2000
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We have identified a mutation in the myotilin gene in a large North American family of German descent expressing an autosomal dominant form of limb girdle muscular dystrophy (LGMD1A). We have previously mapped this gene to 5q31. Symptoms of this adult onse ...
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Journal ArticleMol Ther · July 2000
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Adenoviral gene transfer holds promise for gene therapy, but effective transduction of a large and distributed tissue such as muscle will almost certainly require systemic delivery. In this context, the use of muscle-specific regulatory elements such as th ...
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Journal ArticleHum Mol Genet · April 12, 2000
Adult onset primary open angle glaucoma is a leading cause of blindness throughout the world. The disease results in an apoptotic death of retinal ganglion cells that is usually associated with an elevation of intraocular pressure. Familial aggregation of ...
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Journal ArticleBrain Res · May 29, 1999
To investigate the function of the major non-muscle dystrophin isoform, Dp71, we substituted a beta-galactosidase (betagal) reporter gene for Dp71 by homologous recombination in embryonic stem cells. Staining for betagal activity in chimeric mice revealed ...
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Journal ArticleJ Virol · February 1998
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Adenovirus (Ad)-based vectors have great potential for use in the gene therapy of multiple diseases, both genetic and nongenetic. While capable of transducing both dividing and quiescent cells efficiently, Ad vectors have been limited by a number of proble ...
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Journal ArticleNeuromuscul Disord · July 1997
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We have been exploring the feasibility of gene therapy for Duchenne muscular dystrophy by characterizing parameters important for the design of therapeutic protocols. These studies have used transgenic mice to analyze expression patterns of multiple dystro ...
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Journal ArticleSoc Gen Physiol Ser · 1997
Dystrophin serves as a link between the subsarcolemmal cytoskeleton and the extracellular matrix. The NH2 terminus attaches to the cytoskeleton, while the COOH terminus attaches to the dystrophin associated protein (DAP) complex, which can be separated int ...
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Journal ArticleHum Mol Genet · August 1995
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Duchenne and Becker muscular dystrophy are caused by defects in the dystrophin gene, and are candidates for treatment by gene therapy. We have shown previously that overexpression of a full-length dystrophin cDNA prevents the development of dystrophic symp ...
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Journal ArticleNat Genet · January 1993
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To identify transcribed sequences rapidly and efficiently, we have developed a recombination-based assay to screen bacteriophage lambda libraries for sequences that share homology with a given probe. This strategy determines analytically whether a given pr ...
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Journal ArticleJ Bacteriol · October 1992
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Plasmids containing DNA segments from the attachment region of phage HP1 were constructed and tested for the ability to replace the phage attachment site substrate in site-specific recombination reactions. The distance separating the boundaries of the func ...
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Journal ArticleJ Biol Chem · April 5, 1992
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Isotopic transfer experiments and boundary replacement studies were used to define the size and cleavage points of the Haemophilus influenzae attB site for phage HP1 integration. The points of strand cleavage and transfer were separated by 5' extensions wi ...
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Journal ArticleGene · September 30, 1991
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To facilitate recombination-based screening, we constructed the ColE1-based plasmid, pi G4, that confers chloramphenicol resistance, contains a polylinker with multiple unique restriction enzyme recognition sequences, and contains the genetic marker, supF. ...
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Journal ArticleAmerican journal of veterinary research · January 1986
Neutrophil function was evaluated on 2 occasions in 5 calves from each of the following age groups: 4 to 5 weeks, 9 to 11 weeks, 16 to 19 weeks, and 12 to 14 months. Of the neutrophil functions examined, the iodination reaction, which evaluates the activit ...
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