2007
Early immunologic and virologic responses to highly active antiretroviral therapy and subsequent disease progression among HIV-infected injection drug users
Mehta S, Lucas G, Astemborski J, Kirk G, Vlahov D, Galai N. Early immunologic and virologic responses to highly active antiretroviral therapy and subsequent disease progression among HIV-infected injection drug users. AIDS Care 2007, 19: 637-645. PMID: 17505924, DOI: 10.1080/09540120701235644.Peer-Reviewed Original ResearchConceptsInjection drug usersActive antiretroviral therapyRisk of progressionVirologic responseTreatment interruptionImmunologic responseAntiretroviral therapyCommunity-based injection drug usersDrug usersMultiple Cox regression analysisRecent outpatient visitYears of HAARTCox regression analysisInjection drug useNew AIDS diagnosesSubsequent disease progressionEarly responseHAART initiationHAART initiatorsHIV careOutpatient visitsCox regressionPrognostic valueAIDS diagnosisPoor response
2005
Haplotype analysis of the SDF-1 (CXCL12) gene in a longitudinal HIV-1/AIDS cohort study
Modi W, Scott K, Goedert J, Vlahov D, Buchbinder S, Detels R, Donfield S, O'Brien S, Winkler C. Haplotype analysis of the SDF-1 (CXCL12) gene in a longitudinal HIV-1/AIDS cohort study. Genes & Immunity 2005, 6: 691-698. PMID: 16177829, DOI: 10.1038/sj.gene.6364258.Peer-Reviewed Original ResearchMeSH KeywordsAcquired Immunodeficiency SyndromeAdolescentAdultAllelesBlack or African AmericanChemokine CXCL12Chemokines, CXCChildCohort StudiesDisease ProgressionFemaleGene FrequencyHaplotypesHIV InfectionsHIV-1HumansLongitudinal StudiesMaleOdds RatioPolymorphism, Single NucleotideRisk FactorsSurvival AnalysisUnited StatesWhite PeopleConceptsSDF-1 geneCohort studySingle nucleotide polymorphismsAfrican AmericansOnly natural ligandSingle disease outcomesX4 HIV-1HIV-1 infectionAIDS Cohort StudyRisk of infectionMACS cohortDisease outcomeHIV-1Epidemiological studiesSDF-1Significant associationChemokine genesInfectionRs1801157Natural ligandProgressionHaplotype analysisCommon haplotypeCXCR4Cohort
2003
Genetic influence of CXCR6 chemokine receptor alleles on PCP-mediated AIDS progression among African Americans
Duggal P, An P, Beaty T, Strathdee S, Farzadegan H, Markham R, Johnson L, O'Brien S, Vlahov D, Winkler C. Genetic influence of CXCR6 chemokine receptor alleles on PCP-mediated AIDS progression among African Americans. Genes & Immunity 2003, 4: 245-250. PMID: 12761559, DOI: 10.1038/sj.gene.6363950.Peer-Reviewed Original ResearchConceptsPneumocystis carinii pneumoniaLate-stage HIV-1 infectionAfrican AmericansHIV-1 infectionMedian survival timeSIV infectionCarinii pneumoniaChemokine receptorsAIDS progressionPrimary coreceptorSurvival timeK polymorphismInitial infectionCXCR6Receptor allelesInfectionProgressionSingle nucleotide polymorphismsDeathK genotypesAIDSCoreceptorNucleotide polymorphismsGenetic influencesAllele frequenciesEffects of CCR5-Δ32 and CCR2-64I alleles on HIV-1 disease progression
Mulherin S, O'Brien T, Ioannidis J, Goedert J, Buchbinder S, Coutinho R, Jamieson B, Meyer L, Michael N, Pantaleo G, Rizzardi G, Schuitemaker H, Sheppard H, Theodorou I, Vlahov D, Rosenberg P. Effects of CCR5-Δ32 and CCR2-64I alleles on HIV-1 disease progression. AIDS 2003, 17: 377-387. PMID: 12556692, DOI: 10.1097/00002030-200302140-00012.Peer-Reviewed Original ResearchConceptsHIV-1 disease progressionHIV-1 seroconvertersCCR5-Delta32CCR2-64ICourse of infectionDisease progressionLower riskChemokine receptor gene polymorphismsCox proportional hazards modelHIV-1 infectionIndividual patient dataCCR2-64I alleleProportional hazards modelReceptor gene polymorphismsCCR2-64I.Disease courseSurvival benefitHazards modelGene polymorphismsCCR5-Δ32Significant protectionAIDSPatient dataInfectionSeroconverters
2001
Mortality, CD4 Cell Count Decline, and Depressive Symptoms Among HIV-Seropositive Women: Longitudinal Analysis From the HIV Epidemiology Research Study
Ickovics J, Hamburger M, Vlahov D, Schoenbaum E, Schuman P, Boland R, Moore J, Group F. Mortality, CD4 Cell Count Decline, and Depressive Symptoms Among HIV-Seropositive Women: Longitudinal Analysis From the HIV Epidemiology Research Study. JAMA 2001, 285: 1466-1474. PMID: 11255423, DOI: 10.1001/jama.285.11.1466.Peer-Reviewed Original ResearchConceptsHuman immunodeficiency virusChronic depressive symptomsCD4 cell countHIV-seropositive womenTreatment of depressionDepressive symptomsCell countDisease progressionBaseline CD4 cell countCD4 cell count declineHIV Epidemiologic Research StudyCell count declineCD4 lymphocyte countBaseline viral loadEpidemiologic Studies Depression ScaleHIV disease progressionHIV Epidemiology Research StudyLongitudinal cohort studyEpidemiologic research studiesImpact of depressionAcademic medical centerSelf-reported CenterCohort studyLymphocyte countCount decline
2000
Cervical Neoplasia and Repeated Positivity of Human Papillomavirus Infection In Human Immunodeficiency Virus-seropositive and -seronegative Women
Ahdieh L, Munoz A, Vlahov D, Trimble C, Timpson L, Shah K. Cervical Neoplasia and Repeated Positivity of Human Papillomavirus Infection In Human Immunodeficiency Virus-seropositive and -seronegative Women. American Journal Of Epidemiology 2000, 151: 1148-1157. PMID: 10905527, DOI: 10.1093/oxfordjournals.aje.a010165.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntiviral AgentsCD4 Lymphocyte CountFemaleHIV InfectionsHIV SeronegativityHIV SeropositivityHumansImmunosuppression TherapyIncidenceLongitudinal StudiesPapillomaviridaePapillomavirus InfectionsRisk AssessmentSurvival AnalysisTumor Virus InfectionsUterine Cervical DysplasiaUterine Cervical NeoplasmsConceptsCervical intraepithelial neoplasiaHuman papillomavirus infectionHPV positivityHPV clearancePapillomavirus infectionHIV infectionBiopsy-confirmed cervical intraepithelial neoplasiaAssociation of HIVPotent antiretroviral therapyCervicovaginal lavage specimensHuman immunodeficiency virusCells/Reversal of immunosuppressionPolymerase chain reaction-based assaySeronegative womenAntiretroviral therapyHIV- womenHPV resultsHIV- participantsHPV DNACervical neoplasiaHIV serostatusIntraepithelial neoplasiaImmunodeficiency virusRelated immunosuppression
1999
Cell-associated infectious HIV-1 viral load as a predictor of clinical progression and survival among HIV-1 infected injection drug users and homosexual men
Lyles C, Graham N, Astemborski J, Vlahov D, Margolick J, Saah A, Farzadegan H. Cell-associated infectious HIV-1 viral load as a predictor of clinical progression and survival among HIV-1 infected injection drug users and homosexual men. European Journal Of Epidemiology 1999, 15: 99-108. PMID: 10204638, DOI: 10.1023/a:1007556327269.Peer-Reviewed Original ResearchMeSH KeywordsAcquired Immunodeficiency SyndromeAdultAIDS-Related Opportunistic InfectionsBacterial InfectionsCause of DeathCD4 Lymphocyte CountCohort StudiesConfidence IntervalsDisease ProgressionFemaleFollow-Up StudiesHIV InfectionsHIV-1Homosexuality, MaleHumansImmunocompromised HostLeukocytes, MononuclearMalePredictive Value of TestsProportional Hazards ModelsRisk FactorsSubstance Abuse, IntravenousSurvival AnalysisSurvival RateViral LoadViremiaConceptsHIV-1 viral loadViral loadHomosexual menRisk groupsHIV-1Relative hazardDrug usersPeripheral blood mononuclear cellsMicroculture techniqueBlood mononuclear cellsInjection drug usersHIV-1 progressionInitial CD4Clinical progressionMononuclear cellsNegative culturesPredictive valueSurvival analysisBacterial infectionsTotal participantsAIDSProgressionInfectious unitsCells/Death
1998
Genetic Restriction of AIDS Pathogenesis by an SDF-1 Chemokine Gene Variant
Winkler C, Modi W, Smith M, Nelson G, Wu X, Carrington M, Dean M, Honjo T, Tashiro K, Yabe D, Buchbinder S, Vittinghoff E, Goedert J, O'Brien T, Jacobson L, Detels R, Donfield S, Willoughby A, Gomperts E, Vlahov D, Phair J, Study A, Study H, Study M, Study M, Cohort S, O'Brien S. Genetic Restriction of AIDS Pathogenesis by an SDF-1 Chemokine Gene Variant. Science 1998, 279: 389-393. PMID: 9430590, DOI: 10.1126/science.279.5349.389.Peer-Reviewed Original ResearchMeSH KeywordsAcquired Immunodeficiency SyndromeAdultChemokine CXCL12ChemokinesChemokines, CXCCohort StudiesDisease ProgressionGenesGenetic VariationGenotypeHeterozygoteHIV InfectionsHIV-1HumansMaleMolecular Sequence DataOdds RatioPolymorphism, GeneticRacial GroupsReceptors, CCR2Receptors, CCR5Receptors, ChemokineReceptors, CXCR4Survival AnalysisT-LymphocytesConceptsSDF1-3'AGenetic restrictionRecessive protective effectOnset of AIDSAIDS Cohort StudyStromal-derived factorCohort studyImmunodeficiency syndromeAIDS pathogenesisHuman immunodeficiencyHIV-1Protective effectCommon polymorphismsReceptor variantsGene variantsPrincipal ligandAIDSHomozygous stateGenetic association analysisOnsetCD4CCR5PatientsGene transcriptsImmunodeficiencyPrognostic Indicators for AIDS and Infectious Disease Death in HIV-Infected Injection Drug Users: Plasma Viral Load and CD4+ Cell Count
Vlahov D, Graham N, Hoover D, Flynn C, Bartlett J, Margolick J, Lyles C, Nelson K, Smith D, Holmberg S, Farzadegan H. Prognostic Indicators for AIDS and Infectious Disease Death in HIV-Infected Injection Drug Users: Plasma Viral Load and CD4+ Cell Count. JAMA 1998, 279: 35-40. PMID: 9424041, DOI: 10.1001/jama.279.1.35.Peer-Reviewed Original ResearchMeSH KeywordsAcquired Immunodeficiency SyndromeAdultAIDS-Related Opportunistic InfectionsBiomarkersBlack or African AmericanCD4 Lymphocyte CountDisease ProgressionFemaleHIV-1HumansMalePrognosisProportional Hazards ModelsProspective StudiesRegression AnalysisRNA, ViralSubstance Abuse, IntravenousSurvival AnalysisViral LoadConceptsInfectious disease deathsInjection drug usersPlasma viral loadViral loadDisease deathsCell countDrug usersPrognostic indicatorHuman immunodeficiency virus type 1 (HIV-1) viral loadAfrican American injection drug usersPlasma HIV-1 RNAHIV-1 viral loadInfectious diseasesClinical AIDS diagnosisLevels of CD4Kaplan-Meier analysisHIV-1 RNAPrognosis of personsPowerful prognostic informationProportional hazards modelCases of AIDSGood predictive valueCell count measurementsMedian followCohort study
1997
Contrasting Genetic Influence of CCR2 and CCR5 Variants on HIV-1 Infection and Disease Progression
Smith M, Dean M, Carrington M, Winkler C, Huttley G, Lomb D, Goedert J, O'Brien T, Jacobson L, Kaslow R, Buchbinder S, Vittinghoff E, Vlahov D, Hoots K, Hilgartner M, Study H, San Francisco City Cohort ALIVE Study M, O'Brien S. Contrasting Genetic Influence of CCR2 and CCR5 Variants on HIV-1 Infection and Disease Progression. Science 1997, 277: 959-965. PMID: 9252328, DOI: 10.1126/science.277.5328.959.Peer-Reviewed Original ResearchMeSH KeywordsAcquired Immunodeficiency SyndromeBlack PeopleCohort StudiesDisease ProgressionGenotypeHaplotypesHeterozygoteHIV InfectionsHIV-1HumansMutationPolymerase Chain ReactionPolymorphism, Restriction Fragment LengthPolymorphism, Single-Stranded ConformationalProportional Hazards ModelsReceptors, CCR2Receptors, CCR5Receptors, ChemokineReceptors, CytokineReceptors, HIVSurvival AnalysisWhite PeopleConceptsHIV-1 infectionCCR2-64IDisease progressionHIV-1 disease progressionHIV-1-infected individualsLong-term survivorsCCR2-64I alleleReceptor geneChemokine receptor genesAIDS 2CCR2 chemokineSyndrome cohortAIDS patientsCCR5-Delta32Human immunodeficiencyChemokine receptorsCCR5 variantsCCR2CCR5InfectionIndependent effectsAfrican AmericansMutant genotypesProgressionGenetic association analysis
1996
Genetic Restriction of HIV-1 Infection and Progression to AIDS by a Deletion Allele of the CKR5 Structural Gene
Dean M, Carrington M, Winkler C, Huttley G, Smith M, Allikmets R, Goedert J, Buchbinder S, Vittinghoff E, Gomperts E, Donfield S, Vlahov D, Kaslow R, Saah A, Rinaldo C, Detels R, O'Brien S. Genetic Restriction of HIV-1 Infection and Progression to AIDS by a Deletion Allele of the CKR5 Structural Gene. Science 1996, 273: 1856-1862. PMID: 8791590, DOI: 10.1126/science.273.5283.1856.Peer-Reviewed Original ResearchMeSH KeywordsAcquired Immunodeficiency SyndromeBase SequenceChromosome MappingChromosomes, Human, Pair 3Cohort StudiesDisease ProgressionGenesHemophilia AHeterozygoteHIV InfectionsHIV-1Homosexuality, MaleHomozygoteHumansImmunity, InnateMaleMolecular Sequence DataReceptors, CCR5Receptors, CytokineReceptors, HIVRisk FactorsSequence DeletionSurvival AnalysisConceptsHIV-1 infectionHIV-1-infected individualsAntibody-negative individualsCohort studyRapid progressorsHuman immunodeficiencyDisease progressionRisk groupsT lymphocytesGenetic restrictionSurvival analysisInfected individualsDeletion alleleCaucasian populationInfectionAIDSProgressionHuman chromosome 3p21Secondary receptorGroup of individualsChromosome 3p21Certain strainsDeletion homozygotesIndividualsProgressors
1994
Impact of HIV infection on non-AIDS mortality among Italian injecting drug users
Zaccarelli M, Gattari P, Rezza G, Conti S, Spizzichino L, Vlahov D, Ippolito G, Lelli V, Valenzi C. Impact of HIV infection on non-AIDS mortality among Italian injecting drug users. AIDS 1994, 8: 345-350. PMID: 8031512, DOI: 10.1097/00002030-199403000-00008.Peer-Reviewed Original ResearchConceptsHIV seropositivesHIV serostatusAIDS mortalityMortality rateAge-adjusted standardized mortality ratiosDrug usersHIV-negative IDUsHIV-seronegative IDUsHIV-seropositive IDUPerson-time techniquesStandardized mortality ratioCause-specific mortalityDrug treatment centersRate of deathHIV-seronegativesPossible HIVHIV infectionHIV testingProspective studyMortality ratioExcess mortalityGeneral populationOverdose mortalityAIDS causesHIV