2001
Sexual Orientation and HIV Infection Prevalence among Young Latino Injection Drug Users in Harlem
Diaz T, Vlahov D, Greenberg B, Cuevas Y, Garfein R. Sexual Orientation and HIV Infection Prevalence among Young Latino Injection Drug Users in Harlem. Journal Of Women's Health 2001, 10: 371-380. PMID: 11445028, DOI: 10.1089/152460901750269698.Peer-Reviewed Original ResearchConceptsInjection drug usersHIV infection prevalenceHIV infectionUnprotected sexHomosexual menDrug usersOlder injection drug usersHeterosexual menInfection prevalenceHIV infection ratesCohort studyHepatitis BAntibody testingWhole cohortSexual transmissionHigh prevalenceHigh riskOlder menHeterosexual womenLarger sample sizeDrug useInfection rateMultivariate analysisNew York CityYoung women
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
Comparison of Two Measures of Human Immunodeficiency Virus (HIV) Type 1 Load in HIV Risk Groups
Lyles C, Vlahov D, Farzadegan H, Astemborski J, Margolick J, Masters B, Schroeder J, Quinn T. Comparison of Two Measures of Human Immunodeficiency Virus (HIV) Type 1 Load in HIV Risk Groups. Journal Of Clinical Microbiology 1998, 36: 3647-3652. PMID: 9817889, PMCID: PMC105256, DOI: 10.1128/jcm.36.12.3647-3652.1998.Peer-Reviewed Original ResearchConceptsInfectious viral loadInjection drug usersHIV RNA levelsHIV RNA loadViral loadRisk groupsRNA loadViral burdenHuman immunodeficiency virus type 1 (HIV-1) loadHomosexual menPlasma HIV RNA levelsMale injection drug usersFemale injection drug usersHuman immunodeficiency virus type 1Peripheral blood mononuclear cellsImmunodeficiency virus type 1RNA levelsBlood mononuclear cellsHIV risk groupViral RNA loadVirus type 1HIV loadMononuclear cellsDrug usersCell count
1997
Hepatitis A Among Homosexual Men and Injection Drug Users: More Evidence for Vaccination
Villano S, Nelson K, Vlahov D, Purcell R, Saah A, Thomas D. Hepatitis A Among Homosexual Men and Injection Drug Users: More Evidence for Vaccination. Clinical Infectious Diseases 1997, 25: 726-728. PMID: 9314468, DOI: 10.1086/513757.Peer-Reviewed Original ResearchConceptsInjection drug usersInjection drug useHAV infectionBlood donorsHomosexual malesHigh-risk drug use behaviorsDrug usersDrug useGeneral United States populationAge-adjusted prevalenceLow socioeconomic statusDrug use behaviorsUnited States populationHAV vaccineHepatitis ATotal antibodyVirus vaccineHomosexual menSexual partnersInfectionSerum samplesHAVSocioeconomic statusVaccineRiskSeroreactivity to hepatitis E virus in areas where the disease is not endemic
Thomas D, Yarbough P, Vlahov D, Tsarev S, Nelson K, Saah A, Purcell R. Seroreactivity to hepatitis E virus in areas where the disease is not endemic. Journal Of Clinical Microbiology 1997, 35: 1244-1247. PMID: 9114415, PMCID: PMC232737, DOI: 10.1128/jcm.35.5.1244-1247.1997.Peer-Reviewed Original ResearchConceptsInjection drug usersHistory of hepatitisVirus antibodiesBlood donorsHigh-risk drug-using practicesHomosexual menHepatitis E virus antibodiesHepatitis E diseaseC virus antibodyHepatitis C antibodyHigh-risk groupHigh-risk populationHigh-risk sexual practicesDrug use practicesHepatitis AE virusC antibodySubclinical infectionB antibodiesE diseaseDrug usersEnzyme immunoassaySerum samplesHomosexual malesInfection
1996
Category of exposure to HIV and age in the progression to AIDS: longitudinal study of 1199 people with known dates of seroconversion
Pezzotti P, Phillips A, Dorrucci M, Lepri A, Galai N, Vlahov D, Rezza G. Category of exposure to HIV and age in the progression to AIDS: longitudinal study of 1199 people with known dates of seroconversion. The BMJ 1996, 313: 583. PMID: 8806246, PMCID: PMC2352019, DOI: 10.1136/bmj.313.7057.583.Peer-Reviewed Original ResearchConceptsDate of seroconversionCategories of exposureExposure categoriesOlder subjectsInjected drugsMore rapid progressionHeterosexual sexLongitudinal studyHomosexual sexHIV treatmentAIDS pathogenesisUnivariate analysisRapid progressionAge effectsYoung subjectsHomosexual menHIVRate of developmentEvidence of differencesDisease controlAIDSSeroconversionSexAgeDefinitions of CenterEvidence for HIV Type 1 Strains of U.S. Intravenous Drug Users as Founders of AIDS Epidemic among Intravenous Drug Users in Northern Europe
Lukashov V, Kuiken C, Vlahov D, Coutinho R, Goudsmit J. Evidence for HIV Type 1 Strains of U.S. Intravenous Drug Users as Founders of AIDS Epidemic among Intravenous Drug Users in Northern Europe. AIDS Research And Human Retroviruses 1996, 12: 1179-1183. PMID: 8844022, DOI: 10.1089/aid.1996.12.1179.Peer-Reviewed Original ResearchConceptsIntravenous drug usersHomosexual menDrug usersV3 sequencesEuropean intravenous drug usersHIV Type 1 StrainsAIDS epidemicHIV-1 epidemicGp120 V3 loopSignature pattern analysisType 1 strainsRisk groupsV3 loopEpidemiological linkMenEpidemicVirusUnited StatesSuggestive evidencePresent suggestive evidenceHigh levelsNucleotide substitutionsEuropean originExistence and Failure of T-Cell Homeostasis Prior to AIDS Onset in HIV-Infected Injection Drug Users
Galai N, Margolick J, Astemborski J, Vlahov D. Existence and Failure of T-Cell Homeostasis Prior to AIDS Onset in HIV-Infected Injection Drug Users. Clinical Immunology 1996, 79: 134-141. PMID: 8620619, DOI: 10.1006/clin.1996.0060.Peer-Reviewed Original ResearchConceptsInjection drug usersTotal T cellsT cell homeostasisT cellsHIV infectionAIDS onsetAIDS diagnosisHomosexual menDrug usersCurrent injection drug useSeropositive injection drug usersInjection drug useT cell levelsImportant prognostic valueALIVE studyClinic visitsPrognostic valueRisk groupsT lymphocytesAIDS casesLate failureDrug useHIVAIDSMonthsRE: “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 ResearchIncidence and risk factors for HIV-1 infection—a summary of what is known and the psychiatric relevance
Hoover D, Doherty M, Vlahov D, Miotti P. Incidence and risk factors for HIV-1 infection—a summary of what is known and the psychiatric relevance. International Review Of Psychiatry 1996, 8: 137-148. DOI: 10.3109/09540269609046298.Peer-Reviewed Original ResearchInjection drug useHIV-1 transmissionInfected mothersHuman immunodeficiency virus type 1 (HIV-1) epidemicDrug useSexual HIV-1 transmissionGreatest killerHIV-1 diseaseRisky drug useHIV-1 infectionType 1 epidemicHIV-1 epidemicRisk of infectionRisk of transmissionUse of condomsZidovudine therapyInfected partnerBreast feedingRisk factorsRisk groupsClean needlesHIV-1AIDS casesInfected personsHomosexual men
1995
Changes 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 groupCD4Maturity of human immunodeficiency virus infection and incubation period of acquired immunodeficiency syndrome in injecting drug users
Alcabes P, Muñoz A, Vlahov D, Friedland G. Maturity of human immunodeficiency virus infection and incubation period of acquired immunodeficiency syndrome in injecting drug users. Annals Of Epidemiology 1994, 4: 17-26. PMID: 7911376, DOI: 10.1016/1047-2797(94)90038-8.Peer-Reviewed Original ResearchMeSH KeywordsAcquired Immunodeficiency SyndromeBaltimoreCD4-Positive T-LymphocytesCohort StudiesConfidence IntervalsHIV InfectionsHIV SeroprevalenceHomosexualityHumansIncidenceLeukocyte CountLife TablesMaleModels, StatisticalNew York CityPlatelet CountRegression AnalysisSubstance Abuse, IntravenousSurvival RateTime FactorsConceptsHIV infectionDrug usersImmunodeficiency syndromeMedian timeCombined cohortHomosexual menHuman immunodeficiency virus (HIV) infectionHuman immunodeficiency virus (HIV) epidemicPercent of CD4Immunodeficiency virus infectionIncident HIV infectionProduct-limit methodMarkers of maturityHIV incubation distributionsPlatelet countVirus infectionLarge cohortSeroconversionCohortInfectionConfidence intervalsIncubation distributionAIDSVirus epidemicPopulation groups
1993
Comparison of Clinical Symptoms of Human Immunodeficiency Virus Disease Between Intravenous Drug Users and Homosexual Men
Palenicek J, Nelson K, Vlahov D, Galai N, Cohn S, Saah A. Comparison of Clinical Symptoms of Human Immunodeficiency Virus Disease Between Intravenous Drug Users and Homosexual Men. JAMA Internal Medicine 1993, 153: 1806-1812. PMID: 8101438, DOI: 10.1001/archinte.1993.00410150094009.Peer-Reviewed Original ResearchConceptsIntravenous drug usersCD4 cell levelsClinical symptomsDrug usersHomosexual menOral candidiasisHIV infectionPhysical examinationRisk groupsMale intravenous drug usersHuman immunodeficiency virus (HIV) diseaseRisk behavior interviewsCD4 cell countTotal lymphocyte countIntravenous drug useShortness of breathMost clinical symptomsHIV-1 infectionHuman immunodeficiency virusFrequency of symptomsIntermediate outcome measuresCell levelAbnormal hematocritHIV immunosuppressionNight sweats
1991
HIV-1 infection and nervous system abnormalities among a cohort of intravenous drug users.
Royal W, Updike M, Seines O, Proctor T, Nance-Sproson L, Solomon L, Vlahov D, Cornblath D, McArthur J. HIV-1 infection and nervous system abnormalities among a cohort of intravenous drug users. Neurology 1991, 41: 1905-10. PMID: 1745346, DOI: 10.1212/wnl.41.12.1905.Peer-Reviewed Original ResearchConceptsHIV-1 serostatusIntravenous drug usersNeurologic abnormalitiesDrug usersSeronegative intravenous drug usersCD4 cell countHIV-seropositive subjectsHIV-1 infectionNervous system abnormalitiesConstitutional symptomsElectrophysiologic evaluationSeropositive participantsSeropositive subjectsElectrophysiologic abnormalitiesHIV infectionStudy cohortNeurologic diseaseSystem abnormalitiesHomosexual menCell countSerologic groupsCohortAbnormalitiesClear associationNeuropsychological tests