2022
Long-term quantitative assessment of anti-SARS-CoV-2 spike protein immunogenicity (QUASI) after COVID-19 vaccination in older people living with HIV (PWH)
Tuan JJ, Zapata H, Barakat L, Andrews L, Behnegar A, Kim YW, Kayani J, Mutic S, Ryall L, Turcotte B, Critch-Gilfillan T, Zhao M, Salahuddin S, Gupta S, Sutton R, Friedland G, Emu B, Ogbuagu O. Long-term quantitative assessment of anti-SARS-CoV-2 spike protein immunogenicity (QUASI) after COVID-19 vaccination in older people living with HIV (PWH). BMC Infectious Diseases 2022, 22: 744. PMID: 36131232, PMCID: PMC9491266, DOI: 10.1186/s12879-022-07737-0.Peer-Reviewed Original ResearchConceptsT cell responsesAnti-spike IgGVisit 3SARS-CoV-2Older PWHVisit 2Immune responseSingle-center longitudinal observational studyVirus-specific T cell responsesVaccine-induced humoral immunityLong-term protective immunityT cell immune responsesOlder peopleMedian age 61RBD IgG levelsPrimary study outcomeCOVID-19 vaccinationImmune response evaluationLongitudinal observational studyCOVID-19 vaccineWilcoxon signed-rank testBNT162b2 boosterBNT162b2 vaccinationCD8 responsesDetectable CD4Serum Neutralizing Antibody Titers 12 Months After Coronavirus Disease 2019 Messenger RNA Vaccination: Correlation to Clinical Variables in an Adult, US Population
Zhao M, Slotkin R, Sheth AH, Pischel L, Kyriakides TC, Emu B, McNamara C, Shi Q, Delgobbo J, Xu J, Marhoffer E, Mercer-Falkoff A, Holleck J, Ardito D, Sutton RE, Gupta S. Serum Neutralizing Antibody Titers 12 Months After Coronavirus Disease 2019 Messenger RNA Vaccination: Correlation to Clinical Variables in an Adult, US Population. Clinical Infectious Diseases 2022, 76: e391-e399. PMID: 35639598, PMCID: PMC9278145, DOI: 10.1093/cid/ciac416.Peer-Reviewed Original ResearchConceptsMonth postboosterRNA vaccinationClinical variablesNeutralization responseEnd-stage renal diseaseBooster dose responsePrimary series vaccinationPrimary vaccine seriesMultiple clinical factorsSystemic steroid useDoses of vaccinePrior COVID-19Maximal inhibitory concentration valuesHalf maximal inhibitory concentration (IC50) valuesSeries vaccinationVaccine seriesVaccine regimensClinical factorsDiabetes mellitusRenal diseaseComorbid conditionsSteroid useCOVID infectionImmune responseUS populationDevelopment of an efficient reproducible cell-cell transmission assay for rapid quantification of SARS-CoV-2 spike interaction with hACE2
Ssenyange G, Kerfoot M, Zhao M, Farhadian S, Chen S, Peng L, Ren P, Dela Cruz CS, Gupta S, Sutton RE. Development of an efficient reproducible cell-cell transmission assay for rapid quantification of SARS-CoV-2 spike interaction with hACE2. Cell Reports Methods 2022, 2: 100252. PMID: 35757815, PMCID: PMC9213030, DOI: 10.1016/j.crmeth.2022.100252.Peer-Reviewed Original ResearchConceptsAnti-spike monoclonal antibodiesTransmission assaysTherapeutic antiviral drugsSARS-CoV-2Quantitative readoutVirus-cell bindingRapid quantificationConvalescent seraNeutralization assaysAntiviral drugsResearch reagentsSmall molecule drugsClinical settingViral replicationPseudotyped particlesMonoclonal antibodiesLaboratory equipmentQuantitative assayClinical and virologic factors associated with outcomes of COVID‐19 before and after vaccination among Veterans: Retrospective analysis from six New England states
Lee M, Cosentino D, Kyriakides TC, Cavallaro T, Stack G, Gupta S. Clinical and virologic factors associated with outcomes of COVID‐19 before and after vaccination among Veterans: Retrospective analysis from six New England states. Journal Of Hospital Medicine 2022, 17: 534-538. PMID: 35661577, PMCID: PMC9348310, DOI: 10.1002/jhm.12852.Peer-Reviewed Original ResearchMeSH KeywordsCOVID-19FemaleHospitalizationHumansMaleMiddle AgedRetrospective StudiesSARS-CoV-2VaccinationVeteransConceptsCOVID-19Intensive care unit admissionVeterans Administration Healthcare SystemCare unit admissionNonpsychiatric hospitalizationsVirologic factorsFull vaccinationUnit admissionICU careClinical outcomesPoor outcomeMean ageRetrospective analysisD614G mutationHealthcare systemVeteransNew England statesHospitalizationOlder cohortOutcomesViral epidemiologyVaccinationDemographic factorsG mutationAge
2020
SARS-CoV-2 detection in setting of viral swabs scarcity: Are MRSA swabs and viral swabs equivalent?
Federman DG, Gupta S, Stack G, Campbell SM, Peaper DR, Dembry LM, Fisher A, Tarabar AF, Kozal M, Ruser CB. SARS-CoV-2 detection in setting of viral swabs scarcity: Are MRSA swabs and viral swabs equivalent? PLOS ONE 2020, 15: e0237127. PMID: 32756602, PMCID: PMC7406068, DOI: 10.1371/journal.pone.0237127.Peer-Reviewed Original ResearchConceptsMRSA swabsViral swabSARS-CoV-2 PCR testingCopan ESwabSevere acute respiratory syndromeMRSA nasal swabSARS-CoV-2 assayAcute respiratory syndromeCOVID-19SARS-CoV-2SARS-CoV-2 detectionNasopharyngeal swabsCoronavirus 2Nasal swabsRespiratory syndromePCR testingSwab collectionSwabsSwab samplesCepheid Xpert XpressXpert XpressWidespread testingCollection kitHealthcare systemViral mediaHospital preparedness for COVID-19 pandemic: experience from department of medicine at Veterans Affairs Connecticut Healthcare System
Gupta S, Federman DG. Hospital preparedness for COVID-19 pandemic: experience from department of medicine at Veterans Affairs Connecticut Healthcare System. Postgraduate Medicine 2020, 132: 489-494. PMID: 32331509, PMCID: PMC7212542, DOI: 10.1080/00325481.2020.1761668.Peer-Reviewed Original ResearchConceptsVeterans Affairs Connecticut Healthcare SystemPandemic coronavirus disease 2019Healthcare systemCoronavirus disease 2019Department of MedicineSurge of patientsMore patientsHealthcare workersDisease 2019Hospital preparednessEpidemiologic predictionsPandemic preparednessHospital systemCOVID-19PatientsCOVID-19 pandemicPandemicHospitalPreparednessCare