2021
Impact of circulating SARS-CoV-2 variants on mRNA vaccine-induced immunity
Lucas C, Vogels CBF, Yildirim I, Rothman JE, Lu P, Monteiro V, Gehlhausen JR, Campbell M, Silva J, Tabachnikova A, Peña-Hernandez MA, Muenker MC, Breban MI, Fauver JR, Mohanty S, Huang J, Shaw A, Ko A, Omer S, Grubaugh N, Iwasaki A. Impact of circulating SARS-CoV-2 variants on mRNA vaccine-induced immunity. Nature 2021, 600: 523-529. PMID: 34634791, PMCID: PMC9348899, DOI: 10.1038/s41586-021-04085-y.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 variantsMRNA vaccine-induced immunityT-cell activation markersSARS-CoV-2 antibodiesSecond vaccine doseVaccine-induced immunityCell activation markersT cell responsesHigh antibody titresSARS-CoV-2Vaccine boosterVaccine doseActivation markersVaccine dosesHumoral immunityAntibody titresMRNA vaccinesVitro stimulationNeutralization capacityNeutralization responseCell responsesE484KNucleocapsid peptideAntibody-binding sitesGreater reductionDelayed production of neutralizing antibodies correlates with fatal COVID-19
Lucas C, Klein J, Sundaram ME, Liu F, Wong P, Silva J, Mao T, Oh JE, Mohanty S, Huang J, Tokuyama M, Lu P, Venkataraman A, Park A, Israelow B, Vogels CBF, Muenker MC, Chang CH, Casanovas-Massana A, Moore AJ, Zell J, Fournier JB, Wyllie A, Campbell M, Lee A, Chun H, Grubaugh N, Schulz W, Farhadian S, Dela Cruz C, Ring A, Shaw A, Wisnewski A, Yildirim I, Ko A, Omer S, Iwasaki A. Delayed production of neutralizing antibodies correlates with fatal COVID-19. Nature Medicine 2021, 27: 1178-1186. PMID: 33953384, PMCID: PMC8785364, DOI: 10.1038/s41591-021-01355-0.Peer-Reviewed Original ResearchConceptsDeceased patientsAntibody levelsAntibody responseDisease severityAnti-S IgG levelsCOVID-19 disease outcomesFatal COVID-19Impaired viral controlWorse clinical progressionWorse disease severitySevere COVID-19Length of hospitalizationImmunoglobulin G levelsHumoral immune responseCoronavirus disease 2019COVID-19 mortalityCOVID-19Domain (RBD) IgGSeroconversion kineticsDisease courseIgG levelsClinical parametersClinical progressionHumoral responseDisease onset
2020
Longitudinal analyses reveal immunological misfiring in severe COVID-19
Lucas C, Wong P, Klein J, Castro TBR, Silva J, Sundaram M, Ellingson MK, Mao T, Oh JE, Israelow B, Takahashi T, Tokuyama M, Lu P, Venkataraman A, Park A, Mohanty S, Wang H, Wyllie AL, Vogels CBF, Earnest R, Lapidus S, Ott IM, Moore AJ, Muenker MC, Fournier JB, Campbell M, Odio CD, Casanovas-Massana A, Herbst R, Shaw A, Medzhitov R, Schulz W, Grubaugh N, Dela Cruz C, Farhadian S, Ko A, Omer S, Iwasaki A. Longitudinal analyses reveal immunological misfiring in severe COVID-19. Nature 2020, 584: 463-469. PMID: 32717743, PMCID: PMC7477538, DOI: 10.1038/s41586-020-2588-y.Peer-Reviewed Original ResearchConceptsSevere COVID-19Moderate COVID-19Immune signaturesDisease outcomeCOVID-19Disease trajectoriesInterleukin-5Early immune signaturesInnate cell lineagesType 2 effectorsT cell numbersPoor clinical outcomeWorse disease outcomesImmune response profileCoronavirus disease 2019Distinct disease trajectoriesCytokine levelsImmunological correlatesImmune profileClinical outcomesEarly elevationImmune profilingIL-13Immunoglobulin EDisease 2019
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 receptorsC-type lectin receptorsCohort of HIVBlood 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
2014
Human monocytes have increased IFN-γ-mediated IL-15 production with age alongside altered IFN-γ receptor signaling
Lee N, Shin MS, Kang KS, Yoo SA, Mohanty S, Montgomery RR, Shaw AC, Kang I. Human monocytes have increased IFN-γ-mediated IL-15 production with age alongside altered IFN-γ receptor signaling. Clinical Immunology 2014, 152: 101-110. PMID: 24657713, PMCID: PMC4018768, DOI: 10.1016/j.clim.2014.03.003.Peer-Reviewed Original Research
2013
Functional Polymorphisms in the Gene Encoding Macrophage Migration Inhibitory Factor Are Associated With Gram-Negative Bacteremia in Older Adults
Das R, Subrahmanyan L, Yang IV, van Duin D, Levy R, Piecychna M, Leng L, Montgomery RR, Shaw A, Schwartz DA, Bucala R. Functional Polymorphisms in the Gene Encoding Macrophage Migration Inhibitory Factor Are Associated With Gram-Negative Bacteremia in Older Adults. The Journal Of Infectious Diseases 2013, 209: 764-768. PMID: 24158957, PMCID: PMC3923543, DOI: 10.1093/infdis/jit571.Peer-Reviewed Original ResearchConceptsMacrophage migration inhibitory factorMigration inhibitory factorLow expressionOlder adultsInhibitory factorSurface Toll-like receptor 4Toll-like receptor 4Gram-negative bacteremiaPeripheral blood monocytesNegative bacterial infectionsMIF productionImmune mediatorsNegative bacteremiaHealthy controlsReceptor 4Blood monocytesOlder subjectsBacterial infectionsFunctional polymorphismsHigh expressionBacteremiaAdultsExpressionPatientsCohortCytokine Response Signatures in Disease Progression and Development of Severe Clinical Outcomes for Leptospirosis
Reis EA, Hagan JE, Ribeiro GS, Teixeira-Carvalho A, Martins-Filho OA, Montgomery RR, Shaw AC, Ko AI, Reis MG. Cytokine Response Signatures in Disease Progression and Development of Severe Clinical Outcomes for Leptospirosis. PLOS Neglected Tropical Diseases 2013, 7: e2457. PMID: 24069500, PMCID: PMC3777885, DOI: 10.1371/journal.pntd.0002457.Peer-Reviewed Original ResearchConceptsSevere pulmonary hemorrhage syndromeIL-10IL-6Mild diseaseClinical outcomesIL-8Disease progressionSevere diseaseSerum cytokine responseDays of symptomsHospital-based surveillanceAnti-inflammatory cytokinesIL-6 levelsCase-control study designPulmonary hemorrhage syndromeSevere clinical outcomesMultiplex bead array assayNon-fatal casesLife-threatening outcomesBead array assayImmunopathogenic roleCytokine profileCytokine stormIL-17ANonfatal outcomes
2011
Age‐associated elevation in TLR5 leads to increased inflammatory responses in the elderly
Qian F, Wang X, Zhang L, Chen S, Piecychna M, Allore H, Bockenstedt L, Malawista S, Bucala R, Shaw AC, Fikrig E, Montgomery RR. Age‐associated elevation in TLR5 leads to increased inflammatory responses in the elderly. Aging Cell 2011, 11: 104-110. PMID: 22023165, PMCID: PMC3257374, DOI: 10.1111/j.1474-9726.2011.00759.x.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAgingExtracellular Signal-Regulated MAP KinasesFemaleHumansInflammationInterleukin-8MaleMiddle AgedMonocytesMultivariate AnalysisNF-kappa BP38 Mitogen-Activated Protein KinasesPhosphorylationProtein TransportRNA, MessengerSignal TransductionToll-Like Receptor 5Tumor Necrosis Factor-alphaConceptsToll-like receptorsIL-8Multivariable mixed-effects modelsOlder individualsElevated IL-8Levels of TLR5Expression of TLR5Production of TNFAge-associated elevationAge-related decreaseDendritic cellsImmune responsivenessElderly donorsInflammatory responseImmune functionNF-κBTLR5Progressive declineMonocytesMixed effects modelsMAPK p38Significant increaseEffects modelAssociated increaseCritical mechanism
2010
Age-Associated Decrease in TLR Function in Primary Human Dendritic Cells Predicts Influenza Vaccine Response
Panda A, Qian F, Mohanty S, van Duin D, Newman FK, Zhang L, Chen S, Towle V, Belshe RB, Fikrig E, Allore HG, Montgomery RR, Shaw AC. Age-Associated Decrease in TLR Function in Primary Human Dendritic Cells Predicts Influenza Vaccine Response. The Journal Of Immunology 2010, 184: 2518-2527. PMID: 20100933, PMCID: PMC3867271, DOI: 10.4049/jimmunol.0901022.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAged, 80 and overAntibodies, ViralCytokinesDendritic CellsFemaleFlow CytometryHumansInfluenza A Virus, H1N1 SubtypeInfluenza VaccinesInterleukin-12 Subunit p40Interleukin-6Linear ModelsMaleMiddle AgedReverse Transcriptase Polymerase Chain ReactionToll-Like ReceptorsTumor Necrosis Factor-alphaYoung AdultConceptsPrimary human dendritic cellsDendritic cellsHuman dendritic cellsMyeloid DCsPlasmacytoid DCsCytokine productionTLR functionTNF-alphaIntracellular cytokine productionPoor Ab responsesInfluenza vaccine responsesMyeloid dendritic cellsPlasmacytoid dendritic cellsYoung individualsIntracellular cytokine stainingIL-12 productionIFN-alpha productionTLR ligand stimulationTLR gene expressionInnate immune responseAge-Associated DecreaseTLR8 engagementInfluenza immunizationAge-associated effectsCytokine staining