2025
Soil‐Transmitted Helminths and the Intricacies of Immunoregulation: Evidence From Amazonian Ecuador for the Importance of Considering Species‐Specific Effects Within the Old Friends Hypothesis
Cepon‐Robins T, Gildner T, Urlacher S, Liebert M, Madimenos F, Bribiescas R, Eick G, Harrington C, Sugiyama L, Snodgrass J. Soil‐Transmitted Helminths and the Intricacies of Immunoregulation: Evidence From Amazonian Ecuador for the Importance of Considering Species‐Specific Effects Within the Old Friends Hypothesis. American Journal Of Human Biology 2025, 37: e70076. PMID: 40444920, PMCID: PMC12175971, DOI: 10.1002/ajhb.70076.Peer-Reviewed Original ResearchConceptsSystemic inflammationImmune biomarkersIL-6Infection statusSpecies-specific relationshipsOld Friends hypothesesSpecies-specific effectsExacerbated systemic inflammationSoil-Transmitted HelminthsFinger-prick blood samplesLevels of CRPLow CRP levelsHelminth speciesCoinfected participantsAmazonian EcuadorHigh IgECRP levelsUninfected participantsTarget Trial Emulation of Severe Acute Respiratory Syndrome Coronavirus 2 Infection Versus No Infection and Risk of Post–Coronavirus Disease 2019 Conditions in the Omicron Variant Versus Prior Eras
Ioannou G, Berry K, Rajeevan N, Li Y, Yan L, Huang Y, Bui D, Hynes D, Rowneki M, Hickok A, Niederhausen M, Shahoumian T, Bohnert A, Boyko E, Korpak A, Fox A, Baraff A, Iwashyna T, Maciejewski M, Smith V, Berkowitz T, Pura J, Hebert P, Wong E, O’Hare A, Osborne T, Viglianti E, Aslan M, Bajema K. Target Trial Emulation of Severe Acute Respiratory Syndrome Coronavirus 2 Infection Versus No Infection and Risk of Post–Coronavirus Disease 2019 Conditions in the Omicron Variant Versus Prior Eras. Clinical Infectious Diseases 2025, ciaf087. PMID: 40208261, DOI: 10.1093/cid/ciaf087.Peer-Reviewed Original ResearchPost-COVID-19 conditionCumulative incidence of deathVeterans Health AdministrationMatched index dateCumulative incidence differenceExcess burdenCumulative incidenceBurden of mortalityHypothetical target trialIncidence of deathDeath up to 1 yearTarget trial emulationAll-Cause MortalityHealth recordsHealth AdministrationTrial emulationIncidence differencesIndex dateUninfected participantsPost-coronavirus diseaseVeteransUnvaccinated personsTarget trialsOmicron eraVaccination statusIncidence and Prevalence of Post-COVID-19 Myalgic Encephalomyelitis: A Report from the Observational RECOVER-Adult Study
Vernon S, Zheng T, Do H, Marconi V, Jason L, Singer N, Natelson B, Sherif Z, Bonilla H, Taylor E, Mullington J, Ashktorab H, Laiyemo A, Brim H, Patterson T, Akintonwa T, Sekar A, Peluso M, Maniar N, Bateman L, Horwitz L, Hess R. Incidence and Prevalence of Post-COVID-19 Myalgic Encephalomyelitis: A Report from the Observational RECOVER-Adult Study. Journal Of General Internal Medicine 2025, 40: 1085-1094. PMID: 39804551, PMCID: PMC11968624, DOI: 10.1007/s11606-024-09290-9.Peer-Reviewed Original ResearchSARS-CoV-2 infectionLongitudinal observational cohort studyClinical diagnostic criteriaSelf-reported symptomsResultsThe incidence rateBackgroundMyalgic encephalomyelitis/chronic fatigue syndromeTiming of SARS-CoV-2 infectionPost-exertional malaiseObservational cohort studyUninfected participantsPost-AcuteSARS-CoV-2Diagnostic criteriaCohort studyHazard ratioStudy visitsFatigue syndromeParticipantsEnhanced recoveryME/CFS symptomsLong COVIDMyalgic encephalomyelitisDays of infectionPrevalenceInfected participants
2024
Utility of Cerebrospinal Fluid Unstimulated Interferon-Gamma (IRISA-TB) as a Same-Day Test for Tuberculous Meningitis in a Tuberculosis-Endemic, Resource-Poor Setting
Randall P, Mutsvangwa J, Nliwasa M, Wilson L, Makamure B, Makambwa E, Meldau R, Dheda K, Munyati S, Siddiqi O, Corbett E, Esmail A. Utility of Cerebrospinal Fluid Unstimulated Interferon-Gamma (IRISA-TB) as a Same-Day Test for Tuberculous Meningitis in a Tuberculosis-Endemic, Resource-Poor Setting. Open Forum Infectious Diseases 2024, 11: ofae496. PMID: 39286031, PMCID: PMC11403475, DOI: 10.1093/ofid/ofae496.Peer-Reviewed Original ResearchUnstimulated interferon-gammaTuberculous meningitisPolymerase chain reaction productsCerebrospinal fluidXpert UltraDNA-based assaysInterferon-gammaHuman immunodeficiency virus (HIV)-infectedSuspected TBM patientsRule-in testPositive predictive valueGeneXpert UltraStage 2 evaluationTBM patientsSame-day testingNon-TBMZambian samplesUninfected participantsDiagnostic performanceAfrican samplesImmunodiagnostic assaysXpertMicrobiological resultsAssayBiobank samples
2020
Polypharmacy and frailty among persons with HIV
Sung M, Gordon K, Edelman EJ, Akgün KM, Oursler KK, Justice AC. Polypharmacy and frailty among persons with HIV. AIDS Care 2020, 33: 1492-1499. PMID: 32880183, PMCID: PMC7925692, DOI: 10.1080/09540121.2020.1813872.Peer-Reviewed Original ResearchConceptsNon-ARV medicationsVeterans Aging Cohort StudyFrailty-related phenotypeLow physical activityAging Cohort StudyCross-sectional studyWarrants further studyUninfected participantsAntiretroviral therapyCohort studyRefill dataAdjusted analysisViral loadPolypharmacyPhysical activityGeneral populationMedicationsPLWHFrailtyStrong associationFurther studiesHIVPrimary predictorAssociationLarge proportionReceipt and predictors of smoking cessation pharmacotherapy among veterans with and without HIV
Shahrir S, Crothers K, McGinnis KA, Chan KCG, Baeten JM, Wilson SM, Butt AA, Pisani MA, Baldassarri SR, Justice A, Williams EC. Receipt and predictors of smoking cessation pharmacotherapy among veterans with and without HIV. Progress In Cardiovascular Diseases 2020, 63: 118-124. PMID: 31987807, PMCID: PMC7251937, DOI: 10.1016/j.pcad.2020.01.003.Peer-Reviewed Original ResearchMeSH KeywordsAgedAnti-HIV AgentsCardiovascular DiseasesFemaleHealth StatusHIV InfectionsHIV Long-Term SurvivorsHumansLongitudinal StudiesMaleMiddle AgedPreventive Health ServicesProspective StudiesProtective FactorsRisk AssessmentRisk FactorsRisk Reduction BehaviorSmokersSmokingSmoking CessationSmoking Cessation AgentsTime FactorsTreatment OutcomeUnited StatesVeterans HealthViral LoadConceptsNicotine replacement therapyVeterans Aging Cohort StudyMultivariable log-linear regression modelsPotential treatment disparitiesSmoking cessation pharmacotherapyPatient-level factorsAging Cohort StudyMental health disordersRates of receiptUninfected participantsUninfected patientsCardiovascular riskCessation pharmacotherapyCohort studyCurrent smokingHIV statusMultivariable analysisTreatment disparitiesReplacement therapyRelative riskHealth disordersPharmacotherapyPLWHSmokingHIV
2019
Association of Syndemic Unhealthy Alcohol Use, Cigarette Use, and Depression With All-Cause Mortality Among Adults Living With and Without HIV Infection: Veterans Aging Cohort Study
Chichetto NE, Kundu S, Freiberg MS, Butt AA, Crystal S, So-Armah KA, Cook RL, Braithwaite RS, Fiellin DA, Khan MR, Bryant KJ, Gaither JR, Barve SS, Crothers K, Bedimo RJ, Warner AL, Tindle HA, Study V. Association of Syndemic Unhealthy Alcohol Use, Cigarette Use, and Depression With All-Cause Mortality Among Adults Living With and Without HIV Infection: Veterans Aging Cohort Study. Open Forum Infectious Diseases 2019, 6: ofz188. PMID: 31211153, PMCID: PMC6559272, DOI: 10.1093/ofid/ofz188.Peer-Reviewed Original ResearchVeterans Aging Cohort StudyAging Cohort StudyCigarette useHealth statusUninfected participantsCause mortalityCohort studyHIV statusMortality riskUnhealthy drinkingMultivariable Cox proportional hazards regressionCox proportional hazards regressionAdjusted hazard ratioHIV disease progressionProportional hazards regressionUnhealthy alcohol useHigher mortality riskCo-occurring conditionsUninfected veteransHazard ratioObservational cohortHIV infectionHazards regressionDisease progressionBaseline cancerComparison of the prevalence, severity, and risk factors for hepatic steatosis in HIV-infected and uninfected people
Torgersen J, So-Armah K, Freiberg MS, Goetz MB, Budoff MJ, Lim JK, Taddei T, Butt AA, Rodriguez-Barradas MC, Justice AC, Kostman JR, Lo Re V. Comparison of the prevalence, severity, and risk factors for hepatic steatosis in HIV-infected and uninfected people. BMC Gastroenterology 2019, 19: 52. PMID: 30987601, PMCID: PMC6466708, DOI: 10.1186/s12876-019-0969-1.Peer-Reviewed Original ResearchConceptsAdvanced hepatic fibrosisSeverity of steatosisHepatic steatosisHIV infectionHIV statusHepatic fibrosisLiver attenuationCardiovascular diseaseSteatosis severityUninfected individualsGreater severityVeterans Aging Cohort StudyNoncontrast abdominal CTAging Cohort StudySpleen attenuation ratioHepatic steatosis severityCross-sectional studyMultivariable linear regressionUninfected participantsAntiretroviral therapyCohort studyAbdominal CTUninfected personsOverall prevalenceRisk factors
2017
HIV and Obesity Comorbidity Increase Interleukin 6 but Not Soluble CD14 or D-Dimer
Taylor BS, So-Armah K, Tate JP, Marconi VC, Koethe JR, Bedimo RJ, Butt AA, Gibert CL, Goetz MB, Rodriguez-Barradas MC, Womack JA, Gerschenson M, Lo Re V, Rimland D, Yin MT, Leaf D, Tracy RP, Justice AC, Freiberg MS. HIV and Obesity Comorbidity Increase Interleukin 6 but Not Soluble CD14 or D-Dimer. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2017, 75: 500-508. PMID: 28696344, PMCID: PMC5513170, DOI: 10.1097/qai.0000000000001444.Peer-Reviewed Original ResearchConceptsIL-6Nonobese/Obese/D-dimerMedian IL-6 levelHIV status groupsElevated IL-6D-dimer levelsIL-6 levelsBody mass indexLogistic regression modelsElevated sCD14Uninfected participantsSCD14 levelsHIV infectionProinflammatory stateHIV statusInflammation increasesMass indexObesity/Soluble CD14Interleukin-6Obesity prevalenceOdds ratioInclusion criteria
2016
Association of chronic obstructive pulmonary disease with frailty measurements in HIV-infected and uninfected Veterans
Akgün KM, Tate JP, Oursler KK, Crystal S, Leaf DA, Womack JA, Brown TT, Justice AC, Crothers K. Association of chronic obstructive pulmonary disease with frailty measurements in HIV-infected and uninfected Veterans. AIDS 2016, 30: 2185-2193. PMID: 27191979, DOI: 10.1097/qad.0000000000001162.Peer-Reviewed Original ResearchConceptsUninfected participantsVACS IndexHIV statusPhysical activityChronic obstructive pulmonary disease (COPD) prevalenceChronic obstructive pulmonary diseasePhysical limitation scaleLow physical activityObstructive pulmonary diseaseCross-sectional studyPhysiologic frailtyUninfected veteransCOPD managementFrailty measurementPulmonary diseaseUnadjusted analysesLimitation ScalePhysiologic biomarkersCOPDFunctional limitationsHIVUninfected individualsClinical biomarkersSelf-report survey itemsDisease prevalence
2015
Comparing clinical outcomes in HIV‐infected and uninfected older men hospitalized with community‐acquired pneumonia
Barakat LA, Juthani-Mehta M, Allore H, Trentalange M, Tate J, Rimland D, Pisani M, Akgün KM, Goetz MB, Butt AA, Rodriguez-Barradas M, Duggal M, Crothers K, Justice AC, Quagliarello VJ. Comparing clinical outcomes in HIV‐infected and uninfected older men hospitalized with community‐acquired pneumonia. HIV Medicine 2015, 16: 421-430. PMID: 25959543, PMCID: PMC5015437, DOI: 10.1111/hiv.12244.Peer-Reviewed Original ResearchConceptsCommunity-acquired pneumoniaVeterans Aging Cohort StudyVACS IndexCAP outcomesAntiretroviral therapyOlder adultsHigher VACS indexDays of dischargeAging Cohort StudyUninfected participantsCohort studyMean LOSHIV infectionLonger LOSClinical outcomesUnadjusted analysesUninfected groupMultivariable modelEligibility criteriaHIVMale veteransMortality rateART useMortalityOutcomes
2014
Impact of CD4+ Lymphocytes and HIV Infection on Anti‐Müllerian Hormone Levels in a Large Cohort of HIV‐infected and HIV‐uninfected Women
Scherzer R, Bacchetti P, Messerlian G, Goderre J, Maki PM, Seifer DB, Anastos K, Karim R, Greenblatt RM. Impact of CD4+ Lymphocytes and HIV Infection on Anti‐Müllerian Hormone Levels in a Large Cohort of HIV‐infected and HIV‐uninfected Women. American Journal Of Reproductive Immunology 2014, 73: 273-284. PMID: 25339186, PMCID: PMC4323676, DOI: 10.1111/aji.12332.Peer-Reviewed Original ResearchConceptsAnti-Müllerian hormone levelsUninfected womenHigh AMHHIV infectionCD4 countLymphocyte countHormone levelsCurrent CD4 countImpact of CD4Total lymphocyte countCD4 T cellsHormonal contraceptive useOvarian granulosa cell functionsGranulosa cell functionPast weight lossHIV viraemiaNadir CD4Undetectable viraemiaUninfected participantsAMH levelsLow AMHOvarian functionDetectable viraemiaT cellsLarge cohortFindings in asymptomatic HIV-infected patients undergoing chest computed tomography testing
Sigel K, Wisnivesky J, Shahrir S, Brown ST, Justice A, Kim J, Rodriguez-Barradas MC, Akgün KM, Rimland D, Hoo GW, Crothers K. Findings in asymptomatic HIV-infected patients undergoing chest computed tomography testing. AIDS 2014, 28: 1007-1014. PMID: 24401647, PMCID: PMC4018450, DOI: 10.1097/qad.0000000000000189.Peer-Reviewed Original ResearchConceptsNational Lung Screening TrialNLST criteriaCT findingsLung cancerCT scanHIV-Associated Lung Emphysema (EXHALE) studyAbnormal CT scansCD4 cell countChest CT findingsHigh-risk smokersAbnormal CT findingsLung cancer mortalityBalance of benefitsUninfected participantsUninfected veteransAsymptomatic HIVCD4 cellsAbnormal findingsTomography screeningUnadjusted riskHIV statusMultivariable analysisCancer mortalityChest CTClinical evaluationRelationship Between Alcohol Use Categories and Noninvasive Markers of Advanced Hepatic Fibrosis in HIV-Infected, Chronic Hepatitis C Virus–Infected, and Uninfected Patients
Lim JK, Tate JP, Fultz SL, Goulet JL, Conigliaro J, Bryant KJ, Gordon AJ, Gibert C, Rimland D, Goetz MB, Klein MB, Fiellin DA, Justice AC, Re V. Relationship Between Alcohol Use Categories and Noninvasive Markers of Advanced Hepatic Fibrosis in HIV-Infected, Chronic Hepatitis C Virus–Infected, and Uninfected Patients. Clinical Infectious Diseases 2014, 58: 1449-1458. PMID: 24569533, PMCID: PMC4001286, DOI: 10.1093/cid/ciu097.Peer-Reviewed Original ResearchConceptsChronic hepatitis C virusAdvanced hepatic fibrosisHuman immunodeficiency virusHepatitis C virusAlcohol use categoriesAlcohol-related diagnosesHIV/HCV-coinfected patientsHepatic fibrosisAlcohol consumptionNonhazardous drinkingBinge drinkingHIV/HCV groupAlcohol Use Disorders Identification Test-Consumption (AUDIT-C) questionnaireVeterans Aging Cohort StudyFIB-4 indexAging Cohort StudyCross-sectional studyHCV groupHCV statusHIV-InfectedUninfected participantsChronic hepatitisUninfected patientsCohort studyLiver disease
2013
Anal Human Papillomavirus Infection Among HIV-Infected and Uninfected Men Who Have Sex With Men in Beijing, China
Hu Y, Qian HZ, Sun J, Gao L, Yin L, Li X, Xiao D, Li D, Sun X, Ruan Y, Milam DF, Pan SW, Shao Y, Vermund SH. Anal Human Papillomavirus Infection Among HIV-Infected and Uninfected Men Who Have Sex With Men in Beijing, China. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2013, 64: 103-114. PMID: 23732908, PMCID: PMC3780393, DOI: 10.1097/qai.0b013e31829b6298.Peer-Reviewed Original ResearchConceptsHuman papillomavirusHPV infectionUninfected menAnal intercourseAnal human papillomavirus (HPV) infectionUnprotected receptive anal intercourseAnal human papillomavirusHPV anal infectionOncogenic HPV prevalenceHuman papillomavirus infectionMultivariable logistic analysisReceptive anal intercourseInterviewer-administrated questionnaireReceptive anal sexInsertive anal intercourseHPV prevalenceHPV vaccinationUninfected MSMUninfected participantsAnal infectionPapillomavirus infectionSyphilis serologyAnal specimensHIV prevalenceHealth workersDoes Social Isolation Predict Hospitalization and Mortality Among HIV+ and Uninfected Older Veterans?
Greysen SR, Horwitz LI, Covinsky KE, Gordon K, Ohl ME, Justice AC. Does Social Isolation Predict Hospitalization and Mortality Among HIV+ and Uninfected Older Veterans? Journal Of The American Geriatrics Society 2013, 61: 1456-1463. PMID: 23927911, PMCID: PMC3773301, DOI: 10.1111/jgs.12410.Peer-Reviewed Original ResearchConceptsVeterans Aging Cohort StudySocial isolation scoresHuman immunodeficiency virusCause mortalityHospital admissionUninfected groupOlder veteransSocial isolationGreater riskAging Cohort StudyHIV-positive individualsMultivariable regression analysisVA Medical CenterBaseline survey responsesUninfected participantsIncident hospitalizationCohort studyClinical featuresHIV statusImmunodeficiency virusHigh prevalenceMedical CenterMultivariable regressionHospitalizationOlder individuals
2005
Enrollment of Racial/Ethnic Minorities in NIAID-Funded Networks of HIV Vaccine Trials in the United States, 1988 to 2002
Djomand G, Katzman J, diTommaso D, Hudgens M, Counts G, Koblin B, Sullivan P. Enrollment of Racial/Ethnic Minorities in NIAID-Funded Networks of HIV Vaccine Trials in the United States, 1988 to 2002. Public Health Reports 2005, 120: 543-548. PMID: 16224987, PMCID: PMC1497755, DOI: 10.1177/003335490512000509.Peer-Reviewed Original ResearchConceptsHIV vaccine trialsPhase I trialVaccine trialsI trialHIV-1-uninfected participantsPreventive HIV vaccine trialsPhase II trialHIV vaccine researchNational Institute of AllergyInstitute of AllergySelf-reported risk behaviorsPhase III trialAuthors reviewed dataHIV infectionRacial/ethnic minority participantsHIV-1Uninfected participantsIdentified trialsHigh riskVaccine researchEfficacy trialsRisk behaviorsMinority participantsPooled data
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