Ovum

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  Subject Areas on Research

  • A cortical granule-specific enzyme, B-1,3-glucanase, in sea urchin eggs. 
  • A simple osmium post-fixation paraffin-embedment technique to identify lipid accumulation in fish liver using medaka (Oryziaslatipes) eggs and eleutheroembryos as lipid rich models. 
  • Accumulation of environmental contaminants in wood duck (Aix sponsa) eggs, with emphasis on polychlorinated dibenzo-p-dioxins and polychlorinated dibenzofurans. 
  • Adapting the medaka embryo assay to a high-throughput approach for developmental toxicity testing. 
  • Assembly and dynamics of an anastral:astral spindle: the meiosis II spindle of Drosophila oocytes. 
  • Asymmetric division: a kinesin for spindle positioning. 
  • Behavioral responses of sexually active mud snails: kariomones and pheromones. 
  • Beta heavy-spectrin has a restricted tissue and subcellular distribution during Drosophila embryogenesis. 
  • Biophysical properties of the zona pellucida measured by capillary suction: is zona hardening a mechanical phenomenon? 
  • Cell fission and formation of mini cell bodies by high frequency alternating electric field. 
  • Control of Emi2 activity and stability through Mos-mediated recruitment of PP2A. 
  • Cortical reorganization following fertilization of sea urchin eggs: sensitivity to cytochalasin B. 
  • Delayed neurotoxicity from continous low-dose oral administration of leptophos to hens. 
  • Developmental neurotoxic effects of chlorpyrifos on acetylcholine and serotonin pathways in an avian model. 
  • Drosophila follicle cell amplicons as models for metazoan DNA replication: a cyclinE mutant exhibits increased replication fork elongation. 
  • Entrainment of the Circadian Rhythm in Egg Hatching of the Crab Dyspanopeus sayi by Chemical Cues from Ovigerous Females. 
  • Ethical issues in gamete preservation for children undergoing treatment for cancer. 
  • Evidence for involvement of metalloendoproteases in a step in sea urchin gamete fusion. 
  • Expression of exogenous protein in the egg white of transgenic chickens. 
  • Frog oocytes synthesize and completely process the precursor polypeptide to virion structural proteins after microinjection of avian myeloblastosis virus RNA. 
  • Fundulus heteroclitus adapted to PAHs are cross-resistant to multiple insecticides. 
  • Growth and lability of Chaetopterus oocyte mitotic spindles isolated in the presence of porcine brain tubulin. 
  • Habitat restoration affects immature stages of a wetland butterfly through indirect effects on predation. 
  • Hamster sperm penetration of the zona pellucida: kinematic analysis and mechanical implications. 
  • High affinity copper transport protein in the lizard Podarcis sicula: molecular cloning, functional characterization and expression in somatic tissues, follicular oocytes and eggs. 
  • Hosts of avian brood parasites have evolved egg signatures with elevated information content. 
  • In situ imaging in C. elegans reveals developmental regulation of microtubule dynamics. 
  • In vitro studies of the golden hamster sperm acrosome reaction: completion on the zona pellucida and induction by homologous soluble zonae pellucidae. 
  • Incubation temperature effects on hatchling performance in the loggerhead sea turtle (Caretta caretta). 
  • Induction of gut in Caenorhabditis elegans embryos. 
  • Influence of water hardening of the chorion on cadmium accumulation in medaka (Oryzias latipes) eggs. 
  • Isoform Switch of TET1 Regulates DNA Demethylation and Mouse Development. 
  • Larval release rhythm of the mole crab Emerita talpoida (Say). 
  • Localization of cortical granule constituents before and after exocytosis in the hamster egg. 
  • Long-duration animal tracking in difficult lighting conditions. 
  • Mechanical forces imposed on echinoid eggs during spawning: mitigation of forces by fibrous networks within egg extracellular layers. 
  • Mechanics of sperm-egg interaction at the zona pellucida. 
  • Metabolism and pharmacokinetics of a single oral dose of O-4-bromo-2,5-dichlorophenyl O-methyl phenylphosphonothioate (Leptophos) in hens. 
  • Methods for embryo dissociation and analysis of cell adhesion. 
  • Microinjection of echinoderm eggs: apparatus and procedures. 
  • Molecular cloning of the first metazoan beta-1,3 glucanase from eggs of the sea urchin Strongylocentrotus purpuratus. 
  • Movement characteristics of hamster and guinea pig spermatozoa upon attachment to the zona pellucida. 
  • Mucosal adjuvant effect of cholera toxin in mice results from induction of T helper 2 (Th2) cells and IL-4. 
  • NO is necessary and sufficient for egg activation at fertilization. 
  • Negative regulation of DNA replication by the retinoblastoma protein is mediated by its association with MCM7. 
  • Penetration of human spermatozoa into the human zona pellucida and the zona-free hamster egg: a study of fertile donors and infertile patients. 
  • Post-cytochrome C protection from apoptosis conferred by a MAPK pathway in Xenopus egg extracts. 
  • Presealing of the chorioamniotic membranes prior to fetoscopic surgery: preliminary study with unfertilized chicken egg models. 
  • Protein patterns of early mouse embryos during development. 
  • Protein phosphatase 2A and its B56 regulatory subunit inhibit Wnt signaling in Xenopus. 
  • Purification of kinesin-related protein complexes from eggs and embryos. 
  • Recognition molecules and immunoglobulin domains in invertebrates. 
  • Reduction in oocyte number following prenatal exposure to a diet high in galactose. 
  • Regulation of translation and transcription of messenger RNA during early embryonic development. 
  • Repugnance Management and Transactions in the Body. 
  • Satellite DNA is transcribed on lampbrush chromosomes. 
  • Shifting gears and putting on the brakes: Female germ cells transition into meiosis. 
  • Single- and double-lumen needles for oocyte harvesting. 
  • Stage-specific expression of beta-1, 3-glucanase in sea urchin embryos and hybrids. 
  • Stage-specific toxicity of cypermethrin to medaka (Oryzias latipes) eggs and embryos using a refined methodology for an in vitro fertilization bioassay. 
  • Structure of the cumulus matrix and zona pellucida in the golden hamster: a new view of sperm interaction with oocyte-associated extracellular matrices. 
  • Study of apoptosis in vitro using the Xenopus egg extract reconstitution system. 
  • Synthesis and complete processing of a high-molecular-weight precursor polypeptide to viral structural proteins in toad oocytes micro-injected with avian myeloblastosis virus ribonucleic acid [proceedings]. 
  • Temporal sequence and spatial distribution of early events of fertilization in single sea urchin eggs. 
  • Teratogenesis in Fundulus heteroclitus embryos exposed to a creosote-contaminated sediment extract and CYP1A inhibitors. 
  • The "lecithotrophic" sea urchin Heliocidaris erythrogramma lacks typical yolk platelets and yolk glycoproteins. 
  • The COPI complex functions in nuclear envelope breakdown and is recruited by the nucleoporin Nup153. 
  • The actin membrane skeleton in Drosophila development. 
  • The histone demethylase KDM6B regulates temperature-dependent sex determination in a turtle species. 
  • The oocytes as major competitors for radioiodide in laying Japanese quail. 
  • The transient appearance of specific proteins in one-cell mouse embryos. 
  • Toxicity of a formulation of the insecticide indoxacarb to the tarnished plant bug, Lygus lineolaris (Hemiptera: Miridae), and the big-eyed bug, Geocoris punctipes (Hemiptera: Lygaeidae). 
  • Twin concordance: a set theoretic and probability theory approach. 
  • Variations of light and temperature regimes and resulting effects on reproductive parameters in medaka (Oryzias latipes). 
  • Wee1-regulated apoptosis mediated by the crk adaptor protein in Xenopus egg extracts. 
  • Wound healing: The power of the purse string. 
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  Keywords of People

  • McConnell, Eleanor Schildwachter, Associate Professor in the School of Nursing, with tenure, School of Nursing