Featured Publications
Dectin-1 stimulation promotes a distinct inflammatory signature in the setting of HIV-infection and aging
Kumar A, Wang J, Esterly A, Radcliffe C, Zhou H, Wyk B, Allore H, Tsang S, Barakat L, Mohanty S, Zhao H, Shaw A, Zapata H. Dectin-1 stimulation promotes a distinct inflammatory signature in the setting of HIV-infection and aging. Aging 2023, 15: 7866-7908. PMID: 37606991, PMCID: PMC10497004, DOI: 10.18632/aging.204927.Peer-Reviewed Original ResearchConceptsDectin-1 stimulationDendritic cellsHIV-positive older adultsOlder adultsDectin-1 functionDistinct immune signaturesDistinct inflammatory signatureMonocytes of HIVCohort of HIVIFN-α productionPro-inflammatory environmentIFN-γ responsesPro-inflammatory phenotypeInnate immune receptorsDistinct gene signaturesStimulation of monocytesInflammatory signatureImmune signaturesHIV infectionIL-12Macrophage signatureCytokine productionIL-6Cytokine increaseHIV
2024
Risk of Infection in Older Adults With Type 2 Diabetes With Relaxed Glycemic Control.
Lipska K, Gilliam L, Lee C, Liu J, Liu V, Moffet H, Parker M, Zapata H, Karter A. Risk of Infection in Older Adults With Type 2 Diabetes With Relaxed Glycemic Control. Diabetes Care 2024 PMID: 39436715, DOI: 10.2337/dc24-1612.Peer-Reviewed Original ResearchRisk of hospitalizationIncreased risk of hospitalizationType 2 diabetesRelative riskIntegrated health care delivery systemGlycemic controlHealth care delivery systemCare delivery systemOlder patientsBone infectionIncreased riskRelative risk of hospitalizationEstimated incidence rateGlycemic control levelsRates of hospitalizationRetrospective cohort studySoft tissueCategories of infectionOlder adultsUnadjusted riskClinical guidelinesRisk of infectionIncidence rateCohort studyNegative binomial model
2020
Seasonal Variability and Shared Molecular Signatures of Inactivated Influenza Vaccination in Young and Older Adults
Avey S, Mohanty S, Chawla DG, Meng H, Bandaranayake T, Ueda I, Zapata HJ, Park K, Blevins TP, Tsang S, Belshe RB, Kaech SM, Shaw AC, Kleinstein SH. Seasonal Variability and Shared Molecular Signatures of Inactivated Influenza Vaccination in Young and Older Adults. The Journal Of Immunology 2020, 204: 1661-1673. PMID: 32060136, PMCID: PMC7755271, DOI: 10.4049/jimmunol.1900922.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAgingAntibodies, ViralCohort StudiesFemaleGene Expression ProfilingHemagglutination Inhibition TestsHumansImmunogenicity, VaccineInfluenza A virusInfluenza VaccinesInfluenza, HumanMaleNK Cell Lectin-Like Receptor Subfamily BOligonucleotide Array Sequence AnalysisSeasonsTranscriptomeVaccinationVaccines, InactivatedYoung AdultConceptsVaccine-induced Ab responsesOlder adultsInfluenza vaccinationDays postvaccinationInfluenza vaccineAb responsesMore effective influenza vaccinesImportant public health toolInactivated influenza vaccinationSeasonal influenza vaccineVaccine-induced immunityEffective influenza vaccinesMolecular signaturesEffects of immunosenescencePublic health toolImmune signaturesVaccination seasonVaccine responsesVaccine compositionSubset of individualsAge groupsHealth toolsSingle age groupAdultsPostvaccination
2018
Impact of Aging and HIV Infection on the Function of the C-Type Lectin Receptor MINCLE in Monocytes
Zapata HJ, Van Ness PH, Avey S, Siconolfi B, Allore HG, Tsang S, Wilson J, Barakat L, Mohanty S, Shaw AC. Impact of Aging and HIV Infection on the Function of the C-Type Lectin Receptor MINCLE in Monocytes. The Journals Of Gerontology Series A 2018, 74: 794-801. PMID: 30239628, PMCID: PMC6521921, DOI: 10.1093/gerona/gly209.Peer-Reviewed Original ResearchConceptsPro-inflammatory environmentHIV infectionInnate immune pattern recognition receptorsPeripheral blood mononuclear cellsImmune pattern recognition receptorsCohort of HIVC-type lectin receptorsBlood mononuclear cellsMulticolor flow cytometryC-type lectin receptor MinclePattern recognition receptorsIL-10IL-12Cytokine productionIL-6Mononuclear cellsImmune responseHost responseCord factorFlow cytometryM. tuberculosisLectin receptorsMycobacterium tuberculosisOlder adultsImpact of aging
2015
The Microbiota and Microbiome in Aging: Potential Implications in Health and Age‐Related Diseases
Zapata HJ, Quagliarello VJ. The Microbiota and Microbiome in Aging: Potential Implications in Health and Age‐Related Diseases. Journal Of The American Geriatrics Society 2015, 63: 776-781. PMID: 25851728, PMCID: PMC4406803, DOI: 10.1111/jgs.13310.Peer-Reviewed Original ResearchConceptsOlder adultsClostridium difficile colitisDevelopment of comorbiditiesCommensal bacterial communityDifficile colitisVulvovaginal atrophyProinflammatory stateAtherosclerotic diseaseClinical changesColorectal carcinomaPhysical frailtyClinical problemLocation of residenceGut microbiotaDeoxyribonucleic acid sequencingHealthy adultsAccompany agingBasal levelsAdultsMicrobiotaDiseaseMicrobiomeColitisComorbiditiesPotential implications