2003
Effects 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
Effects of CCR5-Delta32, CCR2-64I, and SDF-1 3'A alleles on HIV-1 disease progression: An international meta-analysis of individual-patient data.
Ioannidis J, Rosenberg P, Goedert J, Ashton L, Benfield T, Buchbinder S, Coutinho R, Eugen-Olsen J, Gallart T, Katzenstein T, Kostrikis L, Kuipers H, Louie L, Mallal S, Margolick J, Martinez O, Meyer L, Michael N, Operskalski E, Pantaleo G, Rizzardi G, Schuitemaker H, Sheppard H, Stewart G, Theodorou I, Ullum H, Vicenzi E, Vlahov D, Wilkinson D, Workman C, Zagury J, O'Brien T. Effects of CCR5-Delta32, CCR2-64I, and SDF-1 3'A alleles on HIV-1 disease progression: An international meta-analysis of individual-patient data. Annals Of Internal Medicine 2001, 135: 782-95. PMID: 11694103, DOI: 10.7326/0003-4819-135-9-200111060-00008.Peer-Reviewed Original ResearchConceptsHIV-1 infectionCCR2-64I alleleHIV-1 RNA levelsHIV-1 disease progressionDevelopment of AIDSIndividual patient dataCCR5-Delta32Decreased riskDisease progressionProtective effectLower HIV-1 RNA levelsRNA levelsProspective cohort studyCase-control studyClear protective effectStrong protective effectChemokine receptor genesRandom-effects modelCCR2-64ICohort studyStudy entryCertain chemokinesAIDSInfectionProgressionHuman Immunodeficiency Virus Seroconversion and Evolution of the Hepatitis C Virus Quasispecies
Mao Q, Ray S, Laeyendecker O, Ticehurst J, Strathdee S, Vlahov D, Thomas D. Human Immunodeficiency Virus Seroconversion and Evolution of the Hepatitis C Virus Quasispecies. Journal Of Virology 2001, 75: 3259-3267. PMID: 11238852, PMCID: PMC114119, DOI: 10.1128/jvi.75.7.3259-3267.2001.Peer-Reviewed Original ResearchConceptsHuman immunodeficiency virusHCV quasispeciesHypervariable region 1HIV seroconversionChronic hepatitis C virus (HCV) infectionE2 hypervariable region 1Hepatitis C virus infectionHuman immunodeficiency virus (HIV) seroconversionRapid HIV disease progressionHepatitis C virus quasispeciesHIV infection altersHIV-associated diseaseChronic HCV infectionC virus infectionHIV disease progressionHCV infectionHCV RNASerum levelsLiver diseaseImmunodeficiency virusDisease progressionRapid progressionVirus infectionNumber of subjectsHCV sequencesMortality, 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
1999
Longitudinal Human Immunodeficiency Virus Type 1 Load in the Italian Seroconversion Study: Correlates and Temporal Trends of Virus Load
Lyles C, Dorrucci M, Vlahov D, Pezzotti P, Angarano G, Sinicco A, Alberici F, Alcorn T, Vella S, Rezza G. Longitudinal Human Immunodeficiency Virus Type 1 Load in the Italian Seroconversion Study: Correlates and Temporal Trends of Virus Load. The Journal Of Infectious Diseases 1999, 180: 1018-1024. PMID: 10479126, DOI: 10.1086/314980.Peer-Reviewed Original ResearchConceptsHIV-1 loadVirus loadHuman immunodeficiency virus type 1 (HIV-1) loadHuman immunodeficiency virus type 1 (HIV-1) seroconvertersCD4 cells/microL.Low CD4 cell countsItalian Seroconversion StudyCD4 cell countCells/microL.Injection drug useCourse of diseaseReverse transcriptase-polymerase chain reactionHigh virus loadTranscriptase-polymerase chain reactionClinical AIDSMale sexProspective studyDisease progressionSeroconversion StudyCell countDrug useSustained increaseSeroconversionAIDSFrozen serum
1998
Genetic Acceleration of AIDS Progression by a Promoter Variant of CCR5
Martin M, Dean M, Smith M, Winkler C, Gerrard B, Michael N, Lee B, Doms R, Margolick J, Buchbinder S, Goedert J, O'Brien T, Hilgartner M, Vlahov D, O'Brien S, Carrington M. Genetic Acceleration of AIDS Progression by a Promoter Variant of CCR5. Science 1998, 282: 1907-1911. PMID: 9836644, DOI: 10.1126/science.282.5395.1907.Peer-Reviewed Original ResearchMeSH KeywordsAcquired Immunodeficiency SyndromeAllelesChemokine CXCL12Chemokines, CXCCohort StudiesDisease ProgressionGenes, DominantGenes, RecessiveGenetic Predisposition to DiseaseGenotypeHaplotypesHeterozygoteHIV InfectionsHIV-1HomozygoteHumansPromoter Regions, GeneticProportional Hazards ModelsReceptors, CCR2Receptors, CCR5Receptors, ChemokineReceptors, CytokineRisk FactorsSurvival RateConceptsAIDS progressionCell-surface chemokine receptor moleculeCCR5 regulatory regionsChemokine receptor moleculesPercent of patientsAIDS disease progressionHIV-1 infectionCohort of peopleMacrophage-tropic strainsAIDS restriction genesDistinct regulatory influencesCCR2-64IPrincipal coreceptorImmunodeficiency syndromeCCR5-Delta32Genetic epidemiologic analysisDisease progressionHuman immunodeficiencySDF1-3'APromoter genotypeCCR5 geneInfected individualsEpidemiologic analysisHost factorsProgressionPatterns of HIV-1 evolution in individuals with differing rates of CD4 T cell decline
Markham R, Wang W, Weisstein A, Wang Z, Munoz A, Templeton A, Margolick J, Vlahov D, Quinn T, Farzadegan H, Yu X. Patterns of HIV-1 evolution in individuals with differing rates of CD4 T cell decline. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 12568-12573. PMID: 9770526, PMCID: PMC22871, DOI: 10.1073/pnas.95.21.12568.Peer-Reviewed Original ResearchConceptsCD4 T-cell declineT-cell declineCell declineHIV-1 env sequencesFirst seropositive visitModerate disease progressionCD4 T cellsInjection drug usersLow viral loadHIV-1 evolutionLater time pointsViral loadDisease progressionT cellsDrug usersPredominant virusNonsynonymous mutationsEnv sequencesTime pointsNonprogressorsTypes of mutationsDominant variantVisitsOnly quantitative differencesViral evolutionInfection with Dual-Tropic Human Immunodeficiency Virus Type 1 Variants Associated with Rapid Total T Cell Decline and Disease Progression in Injection Drug Users
Yu X, Wang Z, Vlahov D, Markham R, Farzadegan H, Margolick J. Infection with Dual-Tropic Human Immunodeficiency Virus Type 1 Variants Associated with Rapid Total T Cell Decline and Disease Progression in Injection Drug Users. The Journal Of Infectious Diseases 1998, 178: 388-396. PMID: 9697718, DOI: 10.1086/515646.Peer-Reviewed Original ResearchMeSH KeywordsAdultAmino Acid SequenceCD4 Lymphocyte CountCD4-Positive T-LymphocytesCD8-Positive T-LymphocytesCell LineCells, CulturedDisease ProgressionFemaleGenetic VariationHIV Envelope Protein gp120HIV SeropositivityHIV-1HumansMaleMolecular Sequence DataPeptide FragmentsSequence Homology, Amino AcidSubstance Abuse, IntravenousTime FactorsT-LymphocytesConceptsInjection drug usersSI variantsDisease progressionHuman immunodeficiency virus type 1 variantsDrug usersHuman immunodeficiency virus type 1Immunodeficiency virus type 1HIV-1 transmissionT cell levelsSlow disease progressionT-cell declineDual-tropic virusesType 1 variantsSyncytium-inducing (SI) variantsVirus type 1T cell linesDual tropicNSI variantsSlow progressorsRapid progressionNSI phenotypeT cellsCell declineInitial infectionType 1
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 analysisMarkers of response to zidovudine monotherapy among treated HIV seroconverters. Italian Seroconversion Study.
Rezza G, Galai N, Pezzotti P, Vlahov D, Graham N, Viale P, Angarano G. Markers of response to zidovudine monotherapy among treated HIV seroconverters. Italian Seroconversion Study. Antiviral Therapy 1997, 2: 167-74. PMID: 11322271.Peer-Reviewed Original ResearchConceptsCD4 cell countInitiation of treatmentZidovudine monotherapyP24 antigenaemiaCell countConstitutional symptomsHIV seroconvertersRisk groupsCopies/Human immunodeficiency virus seroconvertersPlasma RNA viral loadHIV RNA copiesCD4 cell declineRNA viral loadStart of therapyMarker of responseAntigen-positive individualsAdditional predictive informationIndicator of responseStandard survival methodsTerms of progressionAntiretroviral therapyViral loadAntigen levelsDisease progression
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 homozygotesIndividualsProgressorsAn International Collaborative Study of the Effects of Coinfection with Human T-Lymphotropic Virus Type II on Human Immunodeficiency Virus Type 1 Disease Progression in Injection Drug Users
Hershow R, Galai N, Fukuda K, Graber J, Vlahov D, Rezza G, Klein R, Jarlais D, Vitek C, Khabbaz R, Freels S, Zuckerman R, Pezzotti P, Kaplan J. An International Collaborative Study of the Effects of Coinfection with Human T-Lymphotropic Virus Type II on Human Immunodeficiency Virus Type 1 Disease Progression in Injection Drug Users. The Journal Of Infectious Diseases 1996, 174: 309-317. PMID: 8699060, DOI: 10.1093/infdis/174.2.309.Peer-Reviewed Original ResearchConceptsInjection drug usersCD4 cell percentCell percentHuman immunodeficiency virus type 1 (HIV-1) disease progressionHuman immunodeficiency virus type 1 (HIV-1) infectionDrug usersInfected injection drug usersVirus type 1 infectionHuman T-lymphotropic virus type IIHIV seroconversion datesHTLV-II infectionType 1 infectionProportional hazards modelEffect of coinfectionSeroconversion datesCohort studyHIV infectionHTLV infectionDisease progressionAIDS mortalityHTLV-IIHazards modelRate of declineInternational collaborative studyWestern blotThe Effect of Latent Mycobacterium tuberculosis Infection on Human Immunodeficiency Virus (HIV) Disease Progression and HIV RNA Load among Injecting Drug Users
Manoff S, Farzadegan H, Muñoz A, Astemborski J, Vlahov D, Rizzo R, Solomon L, Graham N. The Effect of Latent Mycobacterium tuberculosis Infection on Human Immunodeficiency Virus (HIV) Disease Progression and HIV RNA Load among Injecting Drug Users. The Journal Of Infectious Diseases 1996, 174: 299-308. PMID: 8699059, DOI: 10.1093/infdis/174.2.299.Peer-Reviewed Original ResearchConceptsHuman immunodeficiency virus (HIV) disease progressionLatent Mycobacterium tuberculosis infectionMycobacterium tuberculosis infectionTuberculosis infectionSkin testingDisease progressionDrug usersLatent M. tuberculosis infectionTuberculin positive casesTuberculin-negative controlsTuberculin-negative personsCD4 cell countCohort of HIVHIV RNA loadCD4 cell declineM. tuberculosis infectionTuberculin skin testingInjecting Drug UsersBaseline immune functionHIV concentrationHIV RNAActive tuberculosisHIV burdenHIV progressionRNA loadRE: “DETERMINANTS OF HIV DISEASE PROGRESSION AMONG HOMOSEXUAL MEN REGISTERED IN THE TRICONTINENTAL SEROCONVERTER STUDY” AND “PROGRESSION OF HUMAN IMMUNODEFICIENCY VIRUS TYPE 1 (HIV-1) INFECTION AMONG HOMOSEXUAL MEN IN HEPATITIS B VACCINE TRIAL COHORTS IN AMSTERDAM, NEW YORK CITY, AND SAN FRANCISCO, 1978–1991”
Zwahlen M, Vlahov D, Hoover D. RE: “DETERMINANTS OF HIV DISEASE PROGRESSION AMONG HOMOSEXUAL MEN REGISTERED IN THE TRICONTINENTAL SEROCONVERTER STUDY” AND “PROGRESSION OF HUMAN IMMUNODEFICIENCY VIRUS TYPE 1 (HIV-1) INFECTION AMONG HOMOSEXUAL MEN IN HEPATITIS B VACCINE TRIAL COHORTS IN AMSTERDAM, NEW YORK CITY, AND SAN FRANCISCO, 1978–1991”. American Journal Of Epidemiology 1996, 143: 523-525. PMID: 8610669, DOI: 10.1093/oxfordjournals.aje.a008775.Peer-Reviewed Original Research
1995
Identification of Human Immunodeficiency Virus Primary Isolates Resistant to Interferon-α and Correlation of Prevalence to Disease Progression
Kiinzi M, Farzadegan H, Margolick J, Vlahov D, Pitha P. Identification of Human Immunodeficiency Virus Primary Isolates Resistant to Interferon-α and Correlation of Prevalence to Disease Progression. The Journal Of Infectious Diseases 1995, 171: 822-828. PMID: 7706808, DOI: 10.1093/infdis/171.4.822.Peer-Reviewed Original ResearchConceptsCD4 cell numbersHIV infectionIFN-alphaLow CD4 cell numbersSerum IFN-alpha levelsHuman immunodeficiency virusIFN-alpha levelsEndogenous IFN-alphaAbsence of AIDSCourse of infectionCell numberCorrelation of prevalenceIFN-alpha 2Immunodeficiency virusDisease progressionPrimary isolatesCell tropismResistant variantsAlpha 2InfectionAIDSPrevalenceFavor survivalSequential analysisIsolatesChanges in Markers of Disease Progression in HIV-1 Seroconverters
Galai N, Vlahov D, Margolick J, Chen K, Graham N, Munoz A. Changes in Markers of Disease Progression in HIV-1 Seroconverters. JAIDS Journal Of Acquired Immune Deficiency Syndromes 1995, 8: 66-82. PMID: 8548349, DOI: 10.1097/00042560-199501000-00011.Peer-Reviewed Original ResearchConceptsHomosexual menDrug usersDisease progressionRisk groupsHuman immunodeficiency virus (HIV) disease progressionHIV-1 seroconversionHIV-1 seroconvertersT lymphocyte subsetsImmune deficiency syndromeWhite homosexual menCD8 percentagesTotal lymphocytesHIV infectionSimilar CD4HIV seroconvertersDeficiency syndromeInitial courseSeroconversionCD4Long incubation periodSeroconvertersMenCohortInfectionSimilar rates
1994
Direct Comparison of the Relationship Between Clinical Outcome and Change in CD4+ Lymphocytes in Human Immunodeficiency Virus—Positive Homosexual Men and Injecting Drug Users
Margolick J, Muñoz A, Vlahov D, Astemborski J, Solomon L, He X, Nelson K, Saah A. Direct Comparison of the Relationship Between Clinical Outcome and Change in CD4+ Lymphocytes in Human Immunodeficiency Virus—Positive Homosexual Men and Injecting Drug Users. JAMA Internal Medicine 1994, 154: 869-875. PMID: 7908795, DOI: 10.1001/archinte.1994.00420080065006.Peer-Reviewed Original ResearchConceptsHuman immunodeficiency virus-positive homosexual menLymphocyte countHomosexual menImmunodeficiency syndromeDrug usersRate of declineStudy entryClinical outcomesHuman immunodeficiency virus (HIV) infectionDevelopment of thrushMore frequent developmentImmunodeficiency virus infectionT cell subsetsInjecting Drug UsersProgression of diseaseRisk group membershipLower absolute numbersLymphocyte numbersClinical progressionClinical symptomsInitial levelDisease progressionVirus infectionStudy groupCD4