2023
Unique DUOX2+ACE2+ small cholangiocytes are pathogenic targets for primary biliary cholangitis
Li X, Li Y, Xiao J, Wang H, Guo Y, Mao X, Shi P, Hou Y, Zhang X, Zhao N, Zheng M, He Y, Ding J, Tan Y, Liao M, Li L, Peng Y, Li X, Pan Q, Xie Q, Li Q, Li J, Li Y, Chen Z, Huang Y, Assis D, Cai S, Boyer J, Huang X, Tang C, Liu X, Peng S, Chai J. Unique DUOX2+ACE2+ small cholangiocytes are pathogenic targets for primary biliary cholangitis. Nature Communications 2023, 14: 29. PMID: 36759512, PMCID: PMC9911648, DOI: 10.1038/s41467-022-34606-w.Peer-Reviewed Original ResearchConceptsPrimary biliary cholangitisPrimary biliary cholangitis patientsBiliary cholangitisEtiology of primary biliary cholangitisScRNA-seqPathogenic targetsSeverity of diseaseSingle-cell RNA sequencingAMA-M2PBC patientsAutoantibody levelsPolymeric immunoglobulin receptorMemory BMultiplex immunofluorescenceCholangiocyte injuryPlasma cellsAutoimmune diseasesRNAscope analysisCholangiocytesImmunoglobulin receptorBile formationPatientsTherapeutic interventionsMultiplexed IFRNA sequencing
2022
Unadjuvanted intranasal spike vaccine elicits protective mucosal immunity against sarbecoviruses
Mao T, Israelow B, Peña-Hernández MA, Suberi A, Zhou L, Luyten S, Reschke M, Dong H, Homer RJ, Saltzman WM, Iwasaki A. Unadjuvanted intranasal spike vaccine elicits protective mucosal immunity against sarbecoviruses. Science 2022, 378: eabo2523. PMID: 36302057, PMCID: PMC9798903, DOI: 10.1126/science.abo2523.Peer-Reviewed Original ResearchConceptsRespiratory mucosaSystemic immunityLethal SARS-CoV-2 infectionAcute respiratory syndrome coronavirus 2 pandemicSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemicSARS-CoV-2 infectionProtective mucosal immunityCross-reactive immunityT cell responsesCoronavirus 2 pandemicPrimary vaccinationParenteral vaccinesMucosal immunityVaccine strategiesRespiratory tractImmunoglobulin AMemory BImmune memoryPartial immunityCell responsesPoor immunityImmunitySpike proteinMucosaVaccine
2021
Pattern of circulating SARS‐CoV‐2‐specific antibody‐secreting and memory B‐cell generation in patients with acute COVID‐19
Byazrova M, Yusubalieva G, Spiridonova A, Efimov G, Mazurov D, Baranov K, Baklaushev V, Filatov A. Pattern of circulating SARS‐CoV‐2‐specific antibody‐secreting and memory B‐cell generation in patients with acute COVID‐19. Clinical & Translational Immunology 2021, 10: e1245. PMID: 33552508, PMCID: PMC7848539, DOI: 10.1002/cti2.1245.Peer-Reviewed Original ResearchAntibody-secreting cellsAcute phase of COVID-19Bmem cellsAcute phaseImmunological memoryStimulation of purified B cellsMemory B cell generationPhase of COVID-19Longevity of immunological memoryB cell generationB cell memoryPeripheral blood samplesGeneration of plasmablastsHumoral immunity developmentDisease-specific antigensELISPOT analysisEfficacy of vaccinesELISPOT assayMemory BB cellsSpontaneous secretionAntibody-secretingPhenotype cellsImmune developmentCell-derived
2019
Human PI3Kγ deficiency and its microbiota-dependent mouse model reveal immunodeficiency and tissue immunopathology
Takeda AJ, Maher TJ, Zhang Y, Lanahan SM, Bucklin ML, Compton SR, Tyler PM, Comrie WA, Matsuda M, Olivier KN, Pittaluga S, McElwee JJ, Long Priel DA, Kuhns DB, Williams RL, Mustillo PJ, Wymann MP, Koneti Rao V, Lucas CL. Human PI3Kγ deficiency and its microbiota-dependent mouse model reveal immunodeficiency and tissue immunopathology. Nature Communications 2019, 10: 4364. PMID: 31554793, PMCID: PMC6761123, DOI: 10.1038/s41467-019-12311-5.Peer-Reviewed Original ResearchConceptsT cellsAppropriate adaptive immune responsePet store miceRegulatory T cellsCD4 T cellsAnti-inflammatory functionsAdaptive immune responsesLymphocytic pneumonitisPI3Kγ deficiencyTissue immunopathologyIL-23Memory CD8IL-12TLR stimulationImmune modulationImmune responseGSK3α/βMouse modelMemory BHuman patientsMiceDependent mannerP110γ catalytic subunitFunction mutationsDrug targets
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