1999
New evidence to reconcile in vitro and epidemiologic data on the possible role of heroin on CD4+ decline among HIV-infected injecting drug users
Krol A, Flynn C, Vlahov D, Miedema F, Coutinho R, van Ameijden E. New evidence to reconcile in vitro and epidemiologic data on the possible role of heroin on CD4+ decline among HIV-infected injecting drug users. Drug And Alcohol Dependence 1999, 54: 145-154. PMID: 10217554, DOI: 10.1016/s0376-8716(98)00158-6.Peer-Reviewed Original Research
1998
Patterns 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
1995
Clinical characteristics and prognostic value of acute retroviral syndrome among injecting drug users
Dorrucci M, Rezza G, Vlahov D, Pezzotti P, Sinicco A, Nicolosi A, Lazzarin A, Galai N, Gafà S, Pristerà R. Clinical characteristics and prognostic value of acute retroviral syndrome among injecting drug users. AIDS 1995, 9: 597-604. PMID: 7662199, DOI: 10.1097/00002030-199506000-00011.Peer-Reviewed Original ResearchConceptsAcute retroviral syndromeHIV infectionHIV seroconvertersRelative hazardDrug usersFirst positive HIV testYear of seroconversionPositive HIV testRate of CD4Kaplan-Meier estimatesCumulative AIDS incidenceAsymptomatic seroconvertersHIV seroconversionClinical characteristicsHIV testClinical progressionPrognostic valueProspective studyClinical centersSeroconvertersCell declineSeroconversionCell countSyndromeNatural history