Simian immunodeficiency virus

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  Subject Areas on Research

  • A Bivalent, Chimeric Rabies Virus Expressing Simian Immunodeficiency Virus Envelope Induces Multifunctional Antibody Responses. 
  • A collaborative framework for 3D alignment and classification of heterogeneous subvolumes in cryo-electron tomography. 
  • A combination DNA and attenuated simian immunodeficiency virus vaccine strategy provides enhanced protection from simian/human immunodeficiency virus-induced disease. 
  • A comparative evaluation of nasal and parenteral vaccine adjuvants to elicit systemic and mucosal HIV-1 peptide-specific humoral immune responses in cynomolgus macaques. 
  • A highly conserved RNA folding region coincident with the Rev response element of primate immunodeficiency viruses. 
  • A macaque adherent cell line that expresses human CD4 is susceptible to SIV: utility for assessing neutralizing antibody. 
  • A model for alignment of Env V1 and V2 hypervariable domains from human and simian immunodeficiency viruses. 
  • A molecularly cloned, pathogenic, neutralization-resistant simian immunodeficiency virus, SIVsmE543-3. 
  • A replication-competent adenovirus-human immunodeficiency virus (Ad-HIV) tat and Ad-HIV env priming/Tat and envelope protein boosting regimen elicits enhanced protective efficacy against simian/human immunodeficiency virus SHIV89.6P challenge in rhesus macaques. 
  • A single amino acid change in the cytoplasmic domain of the simian immunodeficiency virus transmembrane molecule increases envelope glycoprotein expression on infected cells. 
  • A single gp120 residue can affect HIV-1 tropism in macaques. 
  • A vaccine against CCR5 protects a subset of macaques upon intravaginal challenge with simian immunodeficiency virus SIVmac251. 
  • AIDS response. 
  • AIDS. The positive effect of the negative factor. 
  • ALVAC-SIV-gag-pol-env-based vaccination and macaque major histocompatibility complex class I (A*01) delay simian immunodeficiency virus SIVmac-induced immunodeficiency. 
  • Adjuvant-dependent innate and adaptive immune signatures of risk of SIVmac251 acquisition. 
  • Amplification of a complete simian immunodeficiency virus genome from fecal RNA of a wild chimpanzee. 
  • An effective AIDS vaccine based on live attenuated vesicular stomatitis virus recombinants. 
  • An env gene derived from a primary human immunodeficiency virus type 1 isolate confers high in vivo replicative capacity to a chimeric simian/human immunodeficiency virus in rhesus monkeys. 
  • An internalization signal in the simian immunodeficiency virus transmembrane protein cytoplasmic domain modulates expression of envelope glycoproteins on the cell surface. 
  • Analysis of the effect of natural sequence variation in Tat and in cyclin T on the formation and RNA binding properties of Tat-cyclin T complexes. 
  • Antibody to the gp120 V1/V2 loops and CD4+ and CD8+ T cell responses in protection from SIVmac251 vaginal acquisition and persistent viremia. 
  • Antibody-dependent enhancement of SIV infection: further characterization and cross reactivity between macaque and sooty mangabey isolates. 
  • Antibody-dependent enhancement of simian immunodeficiency virus (SIV) infection in vitro by plasma from SIV-infected rhesus macaques. 
  • Antiviral antibodies are necessary for control of simian immunodeficiency virus replication. 
  • Attenuated poxvirus-based simian immunodeficiency virus (SIV) vaccines given in infancy partially protect infant and juvenile macaques against repeated oral challenge with virulent SIV. 
  • Augmentation of immune responses to HIV-1 and simian immunodeficiency virus DNA vaccines by IL-2/Ig plasmid administration in rhesus monkeys. 
  • Biological, molecular, and structural analysis of a cytopathic variant from a molecularly cloned simian immunodeficiency virus. 
  • Biological, molecular, and structural analysis of a cytopathic variant from a molecularly cloned simian immunodeficiency virus. 
  • Boosting of HIV-1 neutralizing antibody responses by a distally related retroviral envelope protein. 
  • Breadth and magnitude of antigen-specific antibody responses in the control of plasma viremia in simian immunodeficiency virus infected macaques. 
  • CD4 T follicular helper cell dynamics during SIV infection. 
  • CD4 receptor diversity in chimpanzees protects against SIV infection. 
  • CD4+-T-cell and CD20+-B-cell changes predict rapid disease progression after simian-human immunodeficiency virus infection in macaques. 
  • CD40L-adjuvanted DNA/modified vaccinia virus Ankara simian immunodeficiency virus SIV239 vaccine enhances SIV-specific humoral and cellular immunity and improves protection against a heterologous SIVE660 mucosal challenge. 
  • CD8(+)T-cell-mediated control of HIV-1 and SIV infection. 
  • CD8+ T cell mediated noncytolytic inhibition of human immunodeficiency virus type I. 
  • CMV Primes Functional Alternative Signaling in Adaptive Δg NK Cells but Is Subverted by Lentivirus Infection in Rhesus Macaques. 
  • Cellular immunity elicited by human immunodeficiency virus type 1/ simian immunodeficiency virus DNA vaccination does not augment the sterile protection afforded by passive infusion of neutralizing antibodies. 
  • Changes in Circulating B Cell Subsets Associated with Aging and Acute SIV Infection in Rhesus Macaques. 
  • Characterization of Simian Immunodeficiency Virus Variants Anatomically Compartmentalized in Plasma and Milk in Chronically Infected African Green Monkeys. 
  • Characterization of primary isolate-like variants of simian-human immunodeficiency virus. 
  • Chemokine receptors and human immunodeficiency virus infection. 
  • Chemokine-adjuvanted electroporated DNA vaccine induces substantial protection from simian immunodeficiency virus vaginal challenge. 
  • Clinical measles after measles virus challenge in simian immunodeficiency virus-infected measles virus-vaccinated rhesus monkeys. 
  • Cocrystal Structures of Antibody N60-i3 and Antibody JR4 in Complex with gp120 Define More Cluster A Epitopes Involved in Effective Antibody-Dependent Effector Function against HIV-1. 
  • Combination Adenovirus and Protein Vaccines Prevent Infection or Reduce Viral Burden after Heterologous Clade C Simian-Human Immunodeficiency Virus Mucosal Challenge. 
  • Combined systemic and mucosal immunization with microsphere-encapsulated inactivated simian immunodeficiency virus elicits serum, vaginal, and tracheal antibody responses in female rhesus macaques. 
  • Comparative evaluation of simian, simian-human, and human immunodeficiency virus infections in the pigtail macaque (Macaca nemestrina) model. 
  • Comparison of intradermal and intramuscular delivery followed by in vivo electroporation of SIV Env DNA in macaques. 
  • Comparison of systemic and mucosal immunization with helper-dependent adenoviruses for vaccination against mucosal challenge with SHIV. 
  • Comparison of systemic and mucosal vaccination: impact on intravenous and rectal SIV challenge. 
  • Comparison of vaccine strategies using recombinant env-gag-pol MVA with or without an oligomeric Env protein boost in the SHIV rhesus macaque model. 
  • Complement control proteins, CD46, CD55, and CD59, as common surface constituents of human and simian immunodeficiency viruses and possible targets for vaccine protection. 
  • Complement-mediated, infection-enhancing antibodies in plasma from vaccinated macaques before and after inoculation with live simian immunodeficiency virus. 
  • Complete genome analysis of one of the earliest SIVcpzPtt strains from Gabon (SIVcpzGAB2). 
  • Complete protection of neonatal rhesus macaques against oral exposure to pathogenic simian-human immunodeficiency virus by human anti-HIV monoclonal antibodies. 
  • Containment of simian immunodeficiency virus infection in vaccinated macaques: correlation with the magnitude of virus-specific pre- and postchallenge CD4+ and CD8+ T cell responses. 
  • Contributions of Mamu-A*01 status and TRIM5 allele expression, but not CCL3L copy number variation, to the control of SIVmac251 replication in Indian-origin rhesus monkeys. 
  • Control of Heterologous Simian Immunodeficiency Virus SIVsmE660 Infection by DNA and Protein Coimmunization Regimens Combined with Different Toll-Like-Receptor-4-Based Adjuvants in Macaques. 
  • Control of SIV infection and subsequent induction of pandemic H1N1 immunity in rhesus macaques using an Ad5 [E1-, E2b-] vector platform. 
  • Control of a mucosal challenge and prevention of AIDS by a multiprotein DNA/MVA vaccine. 
  • Control of simian/human immunodeficiency virus viremia and disease progression after IL-2-augmented DNA-modified vaccinia virus Ankara nasal vaccination in nonhuman primates. 
  • Control of viremia and maintenance of intestinal CD4(+) memory T cells in SHIV(162P3) infected macaques after pathogenic SIV(MAC251) challenge. 
  • Control of viremia and prevention of clinical AIDS in rhesus monkeys by cytokine-augmented DNA vaccination. 
  • Control of viremia in simian immunodeficiency virus infection by CD8+ lymphocytes. 
  • Correlation between env V1/V2 region diversification and neutralizing antibodies during primary infection by simian immunodeficiency virus sm in rhesus macaques. 
  • Correlation of vaccine-elicited systemic and mucosal nonneutralizing antibody activities with reduced acute viremia following intrarectal simian immunodeficiency virus SIVmac251 challenge of rhesus macaques. 
  • Critical role for Env as well as Gag-Pol in control of a simian-human immunodeficiency virus 89.6P challenge by a DNA prime/recombinant modified vaccinia virus Ankara vaccine. 
  • Cross-reactive monoclonal antibodies to multiple HIV-1 subtype and SIVcpz envelope glycoproteins. 
  • DNA and protein co-immunization improves the magnitude and longevity of humoral immune responses in macaques. 
  • DNA and virus particle vaccination protects against acquisition and confers control of viremia upon heterologous simian immunodeficiency virus challenge. 
  • DNA prime/protein boost vaccination elicits robust humoral response in rhesus macaques using oligomeric simian immunodeficiency virus envelope and Advax delta inulin adjuvant. 
  • DNA prime/protein boost vaccine strategy in neonatal macaques against simian human immunodeficiency virus. 
  • DNA vaccination by intradermal electroporation induces long-lasting immune responses in rhesus macaques. 
  • DNA vaccination in rhesus macaques induces potent immune responses and decreases acute and chronic viremia after SIVmac251 challenge. 
  • DNA vaccines expressing different forms of simian immunodeficiency virus antigens decrease viremia upon SIVmac251 challenge. 
  • Derivation and Characterization of a CD4-Independent, Non-CD4-Tropic Simian Immunodeficiency Virus. 
  • Derivation and characterization of a simian immunodeficiency virus SIVmac239 variant with tropism for CXCR4. 
  • Destabilization of the gut microbiome marks the end-stage of simian immunodeficiency virus infection in wild chimpanzees. 
  • Detection of anti-human cell antibodies in sera from macaques immunized with whole inactivated virus. 
  • Detection of diverse variants of human immunodeficiency virus-1 groups M, N, and O and simian immunodeficiency viruses from chimpanzees by using generic pol and env primer pairs. 
  • Determinants of disease in the simian immunodeficiency virus-infected rhesus macaque: characterizing animals with low antibody responses and rapid progression. 
  • Development and use of SIV-based Integrase defective lentiviral vector for immunization. 
  • Development of a tier 1 R5 clade C simian-human immunodeficiency virus as a tool to test neutralizing antibody-based immunoprophylaxis. 
  • Development of a vaccine for the prevention of AIDS, a critical appraisal. 
  • Development of broad neutralization activity in simian/human immunodeficiency virus-infected rhesus macaques after long-term infection. 
  • Different patterns of immune responses but similar control of a simian-human immunodeficiency virus 89.6P mucosal challenge by modified vaccinia virus Ankara (MVA) and DNA/MVA vaccines. 
  • Downregulation of cell-surface CD4 expression by simian immunodeficiency virus Nef prevents viral super infection. 
  • Dynamic immune responses maintain cytotoxic T lymphocyte epitope mutations in transmitted simian immunodeficiency virus variants. 
  • Effect of B-cell depletion on viral replication and clinical outcome of simian immunodeficiency virus infection in a natural host. 
  • Effect of CD8+ lymphocyte depletion on virus containment after simian immunodeficiency virus SIVmac251 challenge of live attenuated SIVmac239delta3-vaccinated rhesus macaques. 
  • Effect of HIV-1 envelope cytoplasmic tail on adenovirus primed virus encoded virus-like particle immunizations. 
  • Effect of complement consumption by cobra venom factor on the course of primary infection with simian immunodeficiency virus in rhesus monkeys. 
  • Effect of humoral immune responses on controlling viremia during primary infection of rhesus monkeys with simian immunodeficiency virus. 
  • Effective induction of simian immunodeficiency virus-specific systemic and mucosal immune responses in primates by vaccination with proviral DNA producing intact but noninfectious virions. 
  • Effective treatment of SIVcpz-induced immunodeficiency in a captive western chimpanzee. 
  • Effects of cytotoxic T lymphocytes (CTL) directed against a single simian immunodeficiency virus (SIV) Gag CTL epitope on the course of SIVmac239 infection. 
  • Efficacy of DNA and fowlpox virus priming/boosting vaccines for simian/human immunodeficiency virus. 
  • Electron tomography of the contact between T cells and SIV/HIV-1: implications for viral entry. 
  • Elite Control, Gut CD4 T Cell Sparing, and Enhanced Mucosal T Cell Responses in Macaca nemestrina Infected by a Simian Immunodeficiency Virus Lacking a gp41 Trafficking Motif. 
  • Emergence of simian immunodeficiency virus-specific cytotoxic CD4+ T cells and increased humoral responses correlate with control of rebounding viremia in CD8-depleted macaques infected with Rev-independent live-attenuated simian immunodeficiency virus. 
  • Enhanced SIV replication and accelerated progression to AIDS in macaques primed to mount a CD4 T cell response to the SIV envelope protein. 
  • Enhanced neonatal Fc receptor function improves protection against primate SHIV infection. 
  • Enhanced priming of adaptive immunity by Mycobacterium smegmatis mutants with high-level protein secretion. 
  • Envelope residue 375 substitutions in simian-human immunodeficiency viruses enhance CD4 binding and replication in rhesus macaques. 
  • Envelope-specific B-cell populations in African green monkeys chronically infected with simian immunodeficiency virus. 
  • Evaluating neutralizing antibodies against HIV, SIV, and SHIV in luciferase reporter gene assays. 
  • Evaluation of CD8+ T-cell and antibody responses following transient increased viraemia in rhesus macaques infected with live, attenuated simian immunodeficiency virus. 
  • Eventual AIDS vaccine failure in a rhesus monkey by viral escape from cytotoxic T lymphocytes. 
  • Foci of endemic simian immunodeficiency virus infection in wild-living eastern chimpanzees (Pan troglodytes schweinfurthii). 
  • Functional analysis of the simian immunodeficiency virus Vpx protein: identification of packaging determinants and a novel nuclear targeting domain. 
  • Functional comparison of the Rev trans-activators encoded by different primate immunodeficiency virus species. 
  • Functional cure of SIVagm infection in rhesus macaques results in complete recovery of CD4+ T cells and is reverted by CD8+ cell depletion. 
  • Further investigation of simian immunodeficiency virus Vif function in human cells. 
  • Generation of infectious molecular clones of simian immunodeficiency virus from fecal consensus sequences of wild chimpanzees. 
  • Genetically stable picornavirus expression vectors with recombinant internal ribosomal entry sites. 
  • Gp120-alum boosting of a Gag-Pol-Env DNA/MVA AIDS vaccine: poorer control of a pathogenic viral challenge. 
  • HIV vaccine candidate activation of hypoxia and the inflammasome in CD14+ monocytes is associated with a decreased risk of SIVmac251 acquisition. 
  • HIV vaccine development: perspective. 
  • HIV-1 vaccination by needle-free oral injection induces strong mucosal immunity and protects against SHIV challenge. 
  • Heterologous envelope immunogens contribute to AIDS vaccine protection in rhesus monkeys. 
  • Heterologous neutralizing antibody induction in a simian-human immunodeficiency virus primate model: lack of original antigenic sin. 
  • Heterologous prime/boost immunizations of rhesus monkeys using chimpanzee adenovirus vectors. 
  • High Doses of GM-CSF Inhibit Antibody Responses in Rectal Secretions and Diminish Modified Vaccinia Ankara/Simian Immunodeficiency Virus Vaccine Protection in TRIM5α-Restrictive Macaques. 
  • High cell-free virus load and robust autologous humoral immune responses in breast milk of simian immunodeficiency virus-infected african green monkeys. 
  • High specific infectivity of plasma virus from the pre-ramp-up and ramp-up stages of acute simian immunodeficiency virus infection. 
  • High-level, lasting antiviral immunity induced by a bimodal AIDS vaccine and boosted by live-virus exposure: prevention of viremia. 
  • High-throughput quantitative analysis of HIV-1 and SIV-specific ADCC-mediating antibody responses. 
  • Highly attenuated rabies virus-based vaccine vectors expressing simian-human immunodeficiency virus89.6P Env and simian immunodeficiency virusmac239 Gag are safe in rhesus macaques and protect from an AIDS-like disease. 
  • Highly effective control of an AIDS virus challenge in macaques by using vesicular stomatitis virus and modified vaccinia virus Ankara vaccine vectors in a single-boost protocol. 
  • Human Non-neutralizing HIV-1 Envelope Monoclonal Antibodies Limit the Number of Founder Viruses during SHIV Mucosal Infection in Rhesus Macaques. 
  • Human immunodeficiency virus types 1 and 2 and simian immunodeficiency virus Nef use distinct but overlapping target sites for downregulation of cell surface CD4. 
  • Human infection by genetically diverse SIVSM-related HIV-2 in west Africa. 
  • Humoral immunity induced by mucosal and/or systemic SIV-specific vaccine platforms suggests novel combinatorial approaches for enhancing responses. 
  • Hybrid origin of SIV in chimpanzees. 
  • IL-12 DNA as molecular vaccine adjuvant increases the cytotoxic T cell responses and breadth of humoral immune responses in SIV DNA vaccinated macaques. 
  • IL-12/GM-CSF coadministration in an SIV DNA prime/protein boost protocol enhances Gag-specific T cells but not virus-specific neutralizing antibodies in rhesus macaques. 
  • Immune and Genetic Correlates of Vaccine Protection Against Mucosal Infection by SIV in Monkeys. 
  • Immune control of an SIV challenge by a T-cell-based vaccine in rhesus monkeys. 
  • Immune failure in the absence of profound CD4+ T-lymphocyte depletion in simian immunodeficiency virus-infected rapid progressor macaques. 
  • Immunization against SIVmne in macaques using multigenic DNA vaccines. 
  • Immunization of rhesus macaques with a DNA prime/modified vaccinia virus Ankara boost regimen induces broad simian immunodeficiency virus (SIV)-specific T-cell responses and reduces initial viral replication but does not prevent disease progression following challenge with pathogenic SIVmac239. 
  • Immunization of rhesus macaques with a polyvalent DNA prime/protein boost human immunodeficiency virus type 1 vaccine elicits protective antibody response against simian human immunodeficiency virus of R5 phenotype. 
  • Immunization with an SIV-based IDLV Expressing HIV-1 Env 1086 Clade C Elicits Durable Humoral and Cellular Responses in Rhesus Macaques. 
  • Immunization with recombinant HLA classes I and II, HIV-1 gp140, and SIV p27 elicits protection against heterologous SHIV infection in rhesus macaques. 
  • Immunogenicity and protective efficacy of oligomeric human immunodeficiency virus type 1 gp140. 
  • Immunogenicity of NYVAC Prime-Protein Boost Human Immunodeficiency Virus Type 1 Envelope Vaccination and Simian-Human Immunodeficiency Virus Challenge of Nonhuman Primates. 
  • Immunogenicity of a vaccine regimen composed of simian immunodeficiency virus DNA, rMVA, and viral particles administered to female rhesus macaques via four different mucosal routes. 
  • Immunogenicity of attenuated vesicular stomatitis virus vectors expressing HIV type 1 Env and SIV Gag proteins: comparison of intranasal and intramuscular vaccination routes. 
  • Immunogenicity study of glycoprotein-deficient rabies virus expressing simian/human immunodeficiency virus SHIV89.6P envelope in a rhesus macaque. 
  • Immunologic and Virologic Mechanisms for Partial Protection from Intravenous Challenge by an Integration-Defective SIV Vaccine. 
  • Immunological and virological mechanisms of vaccine-mediated protection against SIV and HIV. 
  • Immunopathogenic events in acute infection of rhesus monkeys with simian immunodeficiency virus of macaques. 
  • Impact of simian immunodeficiency virus infection on chimpanzee population dynamics. 
  • Improved protection of rhesus macaques against intrarectal simian immunodeficiency virus SIV(mac251) challenge by a replication-competent Ad5hr-SIVenv/rev and Ad5hr-SIVgag recombinant priming/gp120 boosting regimen. 
  • Improving Mycobacterium bovis bacillus Calmette-Guèrin as a vaccine delivery vector for viral antigens by incorporation of glycolipid activators of NKT cells. 
  • In vitro assays for detecting neutralizing and fusion-inhibiting antibodies to SIVMAC251. 
  • In vivo attenuation of simian immunodeficiency virus by disruption of a tyrosine-dependent sorting signal in the envelope glycoprotein cytoplasmic tail. 
  • In vivo genetic variability of the human immunodeficiency virus type 2 V3 region. 
  • Inactivated whole SIV vaccine in macaques: evaluation of protective efficacy against challenge with cell-free virus or infected cells. 
  • Inactivated whole-virus vaccine derived from a proviral DNA clone of simian immunodeficiency virus induces high levels of neutralizing antibodies and confers protection against heterologous challenge. 
  • Inclusion of a CRF01_AE HIV envelope protein boost with a DNA/MVA prime-boost vaccine: Impact on humoral and cellular immunogenicity and viral load reduction after SHIV-E challenge. 
  • Increased loss of CCR5+ CD45RA- CD4+ T cells in CD8+ lymphocyte-depleted Simian immunodeficiency virus-infected rhesus monkeys. 
  • Increased mortality and AIDS-like immunopathology in wild chimpanzees infected with SIVcpz. 
  • Induction of antibodies in guinea pigs and rhesus monkeys against the human immunodeficiency virus type 1 envelope: neutralization of nonpathogenic and pathogenic primary isolate simian/human immunodeficiency virus strains. 
  • Induction of mucosal antibody responses by microsphere-encapsulated formalin-inactivated simian immunodeficiency virus in a male urethral challenge model. 
  • Infection of monkeys by simian-human immunodeficiency viruses with transmitted/founder clade C HIV-1 envelopes. 
  • Inhibition of adaptive immune responses leads to a fatal clinical outcome in SIV-infected pigtailed macaques but not vervet African green monkeys. 
  • Investigational treatment suspension and enhanced cell-mediated immunity at rebound followed by drug-free remission of simian AIDS. 
  • Isolation of monoclonal antibodies with predetermined conformational epitope specificity. 
  • Kinetics of expansion of SIV Gag-specific CD8+ T lymphocytes following challenge of vaccinated macaques. 
  • Lack of B cell dysfunction is associated with functional, gp120-dominant antibody responses in breast milk of simian immunodeficiency virus-infected African green monkeys. 
  • Limited ability of humoral immune responses in control of viremia during infection with SIVsmmD215 strain. 
  • Limited contribution of mucosal IgA to Simian immunodeficiency virus (SIV)-specific neutralizing antibody response and virus envelope evolution in breast milk of SIV-infected, lactating rhesus monkeys. 
  • Live, attenuated simian immunodeficiency virus SIVmac-M4, with point mutations in the Env transmembrane protein intracytoplasmic domain, provides partial protection from mucosal challenge with pathogenic SIVmac251. 
  • Local replication of simian immunodeficiency virus in the breast milk compartment of chronically-infected, lactating rhesus monkeys. 
  • Long-term control of simian immunodeficiency virus mac251 viremia to undetectable levels in half of infected female rhesus macaques nasally vaccinated with simian immunodeficiency virus DNA/recombinant modified vaccinia virus Ankara. 
  • Long-term vaccine protection from AIDS and clearance of viral DNA following SHIV89.6P challenge. 
  • Low-dose mucosal simian immunodeficiency virus infection restricts early replication kinetics and transmitted virus variants in rhesus monkeys. 
  • Low-dose rectal inoculation of rhesus macaques by SIVsmE660 or SIVmac251 recapitulates human mucosal infection by HIV-1. 
  • Lymph node T cell responses predict the efficacy of live attenuated SIV vaccines. 
  • Memory CD4(+) T lymphocytes in the gastrointestinal tract are a major source of cell-associated simian immunodeficiency virus in chronic nonpathogenic infection of African green monkeys. 
  • Memory CD4+ T-lymphocyte loss and dysfunction during primary simian immunodeficiency virus infection. 
  • Modified Newcastle Disease virus as an improved vaccine vector against Simian Immunodeficiency virus. 
  • Molecular architectures of trimeric SIV and HIV-1 envelope glycoproteins on intact viruses: strain-dependent variation in quaternary structure. 
  • Mucosal B Cells Are Associated with Delayed SIV Acquisition in Vaccinated Female but Not Male Rhesus Macaques Following SIVmac251 Rectal Challenge. 
  • Mucosally-administered human-simian immunodeficiency virus DNA and fowlpoxvirus-based recombinant vaccines reduce acute phase viral replication in macaques following vaginal challenge with CCR5-tropic SHIVSF162P3. 
  • Multi-envelope HIV-1 vaccine devoid of SIV components controls disease in macaques challenged with heterologous pathogenic SHIV. 
  • Multiprotein HIV type 1 clade B DNA and MVA vaccines: construction, expression, and immunogenicity in rodents of the MVA component. 
  • Multispecific vaccine-induced mucosal cytotoxic T lymphocytes reduce acute-phase viral replication but fail in long-term control of simian immunodeficiency virus SIVmac239. 
  • Murine granulocyte-macrophage colony-stimulating factor expressed from a bicistronic simian immunodeficiency virus-based integrase-defective lentiviral vector does not enhance T-cell responses in mice. 
  • Mutations in a dominant Nef epitope of simian immunodeficiency virus diminish TCR:epitope peptide affinity but not epitope peptide:MHC class I binding. 
  • Natural infection of a household pet red-capped mangabey (Cercocebus torquatus torquatus) with a new simian immunodeficiency virus. 
  • Neutralization Takes Precedence Over IgG or IgA Isotype-related Functions in Mucosal HIV-1 Antibody-mediated Protection. 
  • Neutralization properties of simian immunodeficiency viruses infecting chimpanzees and gorillas. 
  • Neutralization-sensitive R5-tropic simian-human immunodeficiency virus SHIV-2873Nip, which carries env isolated from an infant with a recent HIV clade C infection. 
  • Neutralizing IgG at the portal of infection mediates protection against vaginal simian/human immunodeficiency virus challenge. 
  • Neutralizing and infection-enhancing antibody responses do not correlate with the differential pathogenicity of SIVmac239delta3 in adult and infant rhesus monkeys. 
  • Neutralizing antibodies as a potential secondary protective mechanism during chronic SHIV infection in CD8+ T-cell-depleted macaques. 
  • Neutralizing antibodies in sera from macaques immunized with attenuated simian immunodeficiency virus. 
  • Neutralizing antibodies in sera from macaques infected with chimeric simian-human immunodeficiency virus containing the envelope glycoproteins of either a laboratory-adapted variant or a primary isolate of human immunodeficiency virus type 1. 
  • Neutralizing antibody responses in Africa green monkeys naturally infected with simian immunodeficiency virus (SIVagm). 
  • New simian immunodeficiency virus infecting De Brazza's monkeys (Cercopithecus neglectus): evidence for a cercopithecus monkey virus clade. 
  • Novel Strategy To Adapt Simian-Human Immunodeficiency Virus E1 Carrying env from an RV144 Volunteer to Rhesus Macaques: Coreceptor Switch and Final Recovery of a Pathogenic Virus with Exclusive R5 Tropism. 
  • Novel adeno-associated virus vector vaccine restricts replication of simian immunodeficiency virus in macaques. 
  • Optimization and qualification of an Fc Array assay for assessments of antibodies against HIV-1/SIV. 
  • Oral SIV, SHIV, and HIV type 1 infection. 
  • Origin of HIV-1 in the chimpanzee Pan troglodytes troglodytes. 
  • Origins and evolution of AIDS viruses. 
  • Origins and evolution of AIDS viruses: estimating the time-scale. 
  • Partial efficacy of a broadly neutralizing antibody against cell-associated SHIV infection. 
  • Partial protection of Simian immunodeficiency virus (SIV)-infected rhesus monkeys against superinfection with a heterologous SIV isolate. 
  • Passive immunization against oral AIDS virus transmission: an approach to prevent mother-to-infant HIV-1 transmission? 
  • Passive immunization of macaques with polyclonal anti-SHIV IgG against a heterologous tier 2 SHIV: outcome depends on IgG dose. 
  • Passive immunization of newborn rhesus macaques prevents oral simian immunodeficiency virus infection. 
  • Passive infusion of immune serum into simian immunodeficiency virus-infected rhesus macaques undergoing a rapid disease course has minimal effect on plasma viremia. 
  • Passive transfer of modest titers of potent and broadly neutralizing anti-HIV monoclonal antibodies block SHIV infection in macaques. 
  • Passively transferred antibodies directed against conserved regions of SIV envelope protect macaques from SIV infection. 
  • Pathogenic Correlates of Simian Immunodeficiency Virus-Associated B Cell Dysfunction. 
  • Pathogenic simian immunodeficiency virus infection is associated with expansion of the enteric virome. 
  • Pathogenicity and mucosal transmissibility of the R5-tropic simian/human immunodeficiency virus SHIV(AD8) in rhesus macaques: implications for use in vaccine studies. 
  • Pathogenicity of simian-human immunodeficiency virus SHIV-89.6P and SIVmac is attenuated in cynomolgus macaques and associated with early T-lymphocyte responses. 
  • Pentavalent HIV-1 vaccine protects against simian-human immunodeficiency virus challenge. 
  • Perspectives on the development of anti-HIV vaccines. 
  • Polyvalent envelope glycoprotein vaccine elicits a broader neutralizing antibody response but is unable to provide sterilizing protection against heterologous Simian/human immunodeficiency virus infection in pigtailed macaques. 
  • Postnatal passive immunization of neonatal macaques with a triple combination of human monoclonal antibodies against oral simian-human immunodeficiency virus challenge. 
  • Postnatal pre- and postexposure passive immunization strategies: protection of neonatal macaques against oral simian-human immunodeficiency virus challenge. 
  • Potent simian immunodeficiency virus-specific cellular immune responses in the breast milk of simian immunodeficiency virus-infected, lactating rhesus monkeys. 
  • Preclinical studies of human immunodeficiency virus/AIDS vaccines: inverse correlation between avidity of anti-Env antibodies and peak postchallenge viremia. 
  • Predominant envelope variable loop 2-specific and gp120-specific antibody-dependent cellular cytotoxicity antibody responses in acutely SIV-infected African green monkeys. 
  • Preexisting vaccinia virus immunity decreases SIV-specific cellular immunity but does not diminish humoral immunity and efficacy of a DNA/MVA vaccine. 
  • Preservation of memory CD4(+) T lymphocytes in breast milk of lactating rhesus monkeys during acute simian immunodeficiency virus infection. 
  • Preserved CD4+ central memory T cells and survival in vaccinated SIV-challenged monkeys. 
  • Prevention of disease induced by a partially heterologous AIDS virus in rhesus monkeys by using an adjuvanted multicomponent protein vaccine. 
  • Prevention of infection by a granulocyte-macrophage colony-stimulating factor co-expressing DNA/modified vaccinia Ankara simian immunodeficiency virus vaccine. 
  • Prime-boost vaccination with heterologous live vectors encoding SIV gag and multimeric HIV-1 gp160 protein: efficacy against repeated mucosal R5 clade C SHIV challenges. 
  • Priming with plasmid DNAs expressing interleukin-12 and simian immunodeficiency virus gag enhances the immunogenicity and efficacy of an experimental AIDS vaccine based on recombinant vesicular stomatitis virus. 
  • Progress in vaccine development against SIV and HIV. 
  • Progress in vaccines against AIDS. 
  • Prolonged clinical latency and survival of macaques given a whole inactivated simian immunodeficiency virus vaccine. 
  • Prolonged tenofovir treatment of macaques infected with K65R reverse transcriptase mutants of SIV results in the development of antiviral immune responses that control virus replication after drug withdrawal. 
  • Prospects for vaccine protection against HIV-1 infection and AIDS. 
  • Protection afforded by an HIV vaccine candidate in macaques depends on the dose of SIVmac251 at challenge exposure. 
  • Protection by SIV VLP DNA prime/protein boost following mucosal SIV challenge is markedly enhanced by IL-12/GM-CSF co-administration. 
  • Protection by live, attenuated simian immunodeficiency virus against heterologous challenge. 
  • Protection from pathogenic SIV challenge using multigenic DNA vaccines. 
  • Protection of macaques against intrarectal infection by a combination immunization regimen with recombinant simian immunodeficiency virus SIVmne gp160 vaccines. 
  • Protection of macaques against vaginal SHIV challenge by systemic or mucosal and systemic vaccinations with HIV-envelope. 
  • Protection of neonatal macaques against experimental SHIV infection by human neutralizing monoclonal antibodies. 
  • Protection of rhesus monkeys against infection with minimally pathogenic simian-human immunodeficiency virus: correlations with neutralizing antibodies and cytotoxic T cells. 
  • Protective efficacy of a single immunization of a chimeric adenovirus vector-based vaccine against simian immunodeficiency virus challenge in rhesus monkeys. 
  • Protective immunity to SIV challenge elicited by vaccination of macaques with multigenic DNA vaccines producing virus-like particles. 
  • RNA replication from the simian virus 5 antigenomic promoter requires three sequence-dependent elements separated by sequence-independent spacer regions. 
  • Rabies virus-based vaccines elicit neutralizing antibodies, poly-functional CD8+ T cell, and protect rhesus macaques from AIDS-like disease after SIV(mac251) challenge. 
  • Rapid Development of gp120-Focused Neutralizing B Cell Responses during Acute Simian Immunodeficiency Virus Infection of African Green Monkeys. 
  • Rapid SIV Env-specific mucosal and serum antibody induction augments cellular immunity in protecting immunized, elite-controller macaques against high dose heterologous SIV challenge. 
  • Recombinant Mycobacterium bovis BCG prime-recombinant adenovirus boost vaccination in rhesus monkeys elicits robust polyfunctional simian immunodeficiency virus-specific T-cell responses. 
  • Recombinant Mycobacterium bovis bacillus Calmette-Guérin vectors prime for strong cellular responses to simian immunodeficiency virus gag in rhesus macaques. 
  • Recombinant modified vaccinia virus ankara expressing the surface gp120 of simian immunodeficiency virus (SIV) primes for a rapid neutralizing antibody response to SIV infection in macaques. 
  • Recombinant vaccine-induced protection against the highly pathogenic simian immunodeficiency virus SIV(mac251): dependence on route of challenge exposure. 
  • Recombinant varicella vaccines induce neutralizing antibodies and cellular immune responses to SIV and reduce viral loads in immunized rhesus macaques. 
  • Reduction of simian-human immunodeficiency virus 89.6P viremia in rhesus monkeys by recombinant modified vaccinia virus Ankara vaccination. 
  • Repeated semen exposure decreases cervicovaginal SIVmac251 infection in rhesus macaques. 
  • Replicating adenovirus HIV/SIV recombinant priming alone or in combination with a gp140 protein boost results in significant control of viremia following a SHIV89.6P challenge in Mamu-A*01 negative rhesus macaques. 
  • Replicating adenovirus-simian immunodeficiency virus (SIV) recombinant priming and envelope protein boosting elicits localized, mucosal IgA immunity in rhesus macaques correlated with delayed acquisition following a repeated low-dose rectal SIV(mac251) challenge. 
  • Replication-incompetent adenoviral vaccine vector elicits effective anti-immunodeficiency-virus immunity. 
  • Resistance to infection, early and persistent suppression of simian immunodeficiency virus SIVmac251 viremia, and significant reduction of tissue viral burden after mucosal vaccination in female rhesus macaques. 
  • Rev-independent simian immunodeficiency virus strains are nonpathogenic in neonatal macaques. 
  • Rhesus immune responses to SIV Gag expressed by recombinant BCG vectors are independent from pre-existing mycobacterial immunity. 
  • Rhesus macaques that become systemically infected with pathogenic SHIV 89.6-PD after intravenous, rectal, or vaginal inoculation and fail to make an antiviral antibody response rapidly develop AIDS. 
  • Role and mechanism of action of the APOBEC3 family of antiretroviral resistance factors. 
  • Role of chemokine receptors in HIV-1 infection and pathogenesis. 
  • Role of immune responses against the envelope and the core antigens of simian immunodeficiency virus SIVmne in protection against homologous cloned and uncloned virus challenge in Macaques. 
  • Route of immunization defines multiple mechanisms of vaccine-mediated protection against SIV. 
  • SIV vaccine protection of rhesus monkeys. 
  • SIVcpz in wild chimpanzees. 
  • SIVmac239 MVA vaccine with and without a DNA prime, similar prevention of infection by a repeated dose SIVsmE660 challenge despite different immune responses. 
  • Search for the origin of HIV and AIDS. 
  • Selection of unadapted, pathogenic SHIVs encoding newly transmitted HIV-1 envelope proteins. 
  • Short communication: characteristics of effective immune control of simian/human immunodeficiency virus in pigtail macaques. 
  • Signature Patterns of MHC Diversity in Three Gombe Communities of Wild Chimpanzees Reflect Fitness in Reproduction and Immune Defense against SIVcpz. 
  • Signature for long-term vaccine-mediated control of a Simian and human immunodeficiency virus 89.6P challenge: stable low-breadth and low-frequency T-cell response capable of coproducing gamma interferon and interleukin-2. 
  • Significant protection against high-dose simian immunodeficiency virus challenge conferred by a new prime-boost vaccine regimen. 
  • Simian immunodeficiency virus (SIV) envelope quasispecies transmission and evolution in infant rhesus macaques after oral challenge with uncloned SIVmac251: increased diversity is associated with neutralizing antibodies and improved survival in previously immunized animals. 
  • Simian immunodeficiency virus (SIV) envelope-specific Fabs with high-level homologous neutralizing activity: recovery from a long-term-nonprogressor SIV-infected macaque. 
  • Simian immunodeficiency virus DNA vaccine trial in macaques. 
  • Simian-human immunodeficiency virus SHIV89.6-induced protection against intravaginal challenge with pathogenic SIVmac239 is independent of the route of immunization and is associated with a combination of cytotoxic T-lymphocyte and alpha interferon responses. 
  • Single epitope mucosal vaccine delivered via immuno-stimulating complexes induces low level of immunity against simian-HIV. 
  • Spatial properties and functional organization of small bistratified ganglion cells in primate retina. 
  • Standardized assessment of NAb responses elicited in rhesus monkeys immunized with single- or multi-clade HIV-1 envelope immunogens. 
  • Structure and function of CC-chemokine receptor 5 homologues derived from representative primate species and subspecies of the taxonomic suborders Prosimii and Anthropoidea. 
  • Structured treatment interruptions with tenofovir monotherapy for simian immunodeficiency virus-infected newborn macaques. 
  • Studies of complement-activating antibodies in the SIV/macaque model of acute primary infection and vaccine protection. 
  • Studies of the conformation-dependent neutralizing epitopes of simian immunodeficiency virus envelope protein. 
  • Studies using a viral challenge and CD8 T cell depletions on the roles of cellular and humoral immunity in the control of an SHIV-89.6P challenge in DNA/MVA-vaccinated macaques. 
  • Superior Efficacy of a Human Immunodeficiency Virus Vaccine Combined with Antiretroviral Prevention in Simian-Human Immunodeficiency Virus-Challenged Nonhuman Primates. 
  • Suppression of adaptive immune responses during primary SIV infection of sabaeus African green monkeys delays partial containment of viremia but does not induce disease. 
  • Sustained Delivery of a Broadly Neutralizing Antibody in Nonhuman Primates Confers Long-Term Protection against Simian/Human Immunodeficiency Virus Infection. 
  • Synthetic peptide in mineral oil adjuvant elicits simian immunodeficiency virus-specific CD8+ cytotoxic T lymphocytes in rhesus monkeys. 
  • Systemic immunization with an ALVAC-HIV-1/protein boost vaccine strategy protects rhesus macaques from CD4+ T-cell loss and reduces both systemic and mucosal simian-human immunodeficiency virus SHIVKU2 RNA levels. 
  • TCR affinity associated with functional differences between dominant and subdominant SIV epitope-specific CD8+ T cells in Mamu-A*01+ rhesus monkeys. 
  • Temporal analyses of virus replication, immune responses, and efficacy in rhesus macaques immunized with a live, attenuated simian immunodeficiency virus vaccine. 
  • The Expression of Functional Vpx during Pathogenic SIVmac Infections of Rhesus Macaques Suppresses SAMHD1 in CD4+ Memory T Cells. 
  • The V3 domain of SIVmac251 gp120 contains a linear neutralizing epitope. 
  • The ability of certain SIV vaccines to provoke reactions against normal cells. 
  • The effects of HHV-8 vMIP-II on SIVmac251 infection and replication competent and incompetent SIVmac239Delta3 vectors. 
  • The immune response during acute HIV-1 infection: clues for vaccine development. 
  • The principal neutralization determinant of simian immunodeficiency virus differs from that of human immunodeficiency virus type 1. 
  • The role of Nef in the replication cycle of the human and simian immunodeficiency viruses. 
  • The role of innate APOBEC3G and adaptive AID immune responses in HLA-HIV/SIV immunized SHIV infected macaques. 
  • The sequence of the CA-SP1 junction accounts for the differential sensitivity of HIV-1 and SIV to the small molecule maturation inhibitor 3-O-{3',3'-dimethylsuccinyl}-betulinic acid. 
  • The simian immunodeficiency virus Nef protein promotes degradation of CD4 in human T cells. 
  • Time dependence of protective post-exposure prophylaxis with human monoclonal antibodies against pathogenic SHIV challenge in newborn macaques. 
  • Timing of retroviral infection influences anamnestic immune response in vaccinated primates. 
  • Timing the ancestor of the HIV-1 pandemic strains. 
  • Transient compartmentalization of simian immunodeficiency virus variants in the breast milk of african green monkeys. 
  • Transmitted/founder simian immunodeficiency virus envelope sequences in vesicular stomatitis and Semliki forest virus vector immunized rhesus macaques. 
  • Two-Year Follow-Up of Macaques Developing Intermittent Control of the Human Immunodeficiency Virus Homolog Simian Immunodeficiency Virus SIVmac251 in the Chronic Phase of Infection. 
  • Use of synthetic peptides in primates to induce high-titered neutralizing antibodies and MHC class I-restricted cytotoxic T cells against acquired immunodeficiency syndrome retroviruses: an HLA-based vaccine strategy. 
  • Vaccination against heterologous R5 clade C SHIV: prevention of infection and correlates of protection. 
  • Vaccination of macaques against pathogenic simian immunodeficiency virus with Venezuelan equine encephalitis virus replicon particles. 
  • Vaccination of macaques with long-standing SIVmac251 infection lowers the viral set point after cessation of antiretroviral therapy. 
  • Vaccination preserves CD4 memory T cells during acute simian immunodeficiency virus challenge. 
  • Vaccination with Vaxfectin(®) adjuvanted SIV DNA induces long-lasting humoral immune responses able to reduce SIVmac251 Viremia. 
  • Vaccine evaluation studies of replication-defective SIVsmB7. 
  • Vaccine protection against acquisition of neutralization-resistant SIV challenges in rhesus monkeys. 
  • Vaccine-Induced Linear Epitope-Specific Antibodies to Simian Immunodeficiency Virus SIVmac239 Envelope Are Distinct from Those Induced to the Human Immunodeficiency Virus Type 1 Envelope in Nonhuman Primates. 
  • Vaccine-elicited V3 loop-specific antibodies in rhesus monkeys and control of a simian-human immunodeficiency virus expressing a primary patient human immunodeficiency virus type 1 isolate envelope. 
  • Vaccine-elicited immune responses prevent clinical AIDS in SHIV(89.6P)-infected rhesus monkeys. 
  • Vaccine-induced neutralizing antibodies directed in part to the simian immunodeficiency virus (SIV) V2 domain were unable to protect rhesus monkeys from SIV experimental challenge. 
  • Viral genetic evolution in macaques infected with molecularly cloned simian immunodeficiency virus correlates with the extent of persistent viremia. 
  • Virus-Like Particles Displaying Trimeric Simian Immunodeficiency Virus (SIV) Envelope gp160 Enhance the Breadth of DNA/Modified Vaccinia Virus Ankara SIV Vaccine-Induced Antibody Responses in Rhesus Macaques. 
  • Wild Mandrillus sphinx are carriers of two types of lentivirus. 
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  Keywords of People

  • Ferrari, Guido, Associate Professor of Surgery, Molecular Genetics and Microbiology
  • Weinhold, Kent James, Joseph W. and Dorothy W. Beard Distinguished Professor of Experimental Surgery, in the School of Medicine, Immunology