Immuno-fibrotic drivers of impaired lung function in post-acute sequelae of SARS-CoV-2
Chun HJ, Coutavas E, Pine AB, Lee AI, Yu VL, Shallow MK, Giovacchini CX, Mathews AM, Stephenson B, Que LG, Lee PJ, Kraft BD. Immuno-fibrotic drivers of impaired lung function in post-acute sequelae of SARS-CoV-2. JCI Insight 2021, 6: e148476. PMID: 34111030, PMCID: PMC8410030, DOI: 10.1172/jci.insight.148476.Peer-Reviewed Original ResearchConceptsCOVID-19 severityIntensive care unitCOVID-19 illnessRespiratory symptomsLipocalin-2Acute COVID-19 illnessSARS-CoV-2 infectionCOVID-19Acute COVID-19Mild COVID-19Prospective cohort studyPulmonary function testsPost-acute sequelaeAmerican Heart AssociationHost response profileSeparate validation cohortAcademic medical centerSARS-CoV-2Plasma biomarker profilesICU groupLung recoveryCohort studyExpiratory volumeLung impairmentPersistent symptomsIncreased complement activation is a distinctive feature of severe SARS-CoV-2 infection
Ma L, Sahu S, Cano M, Kuppuswamy V, Bajwa J, McPhatter J, Pine A, Meizlish M, Goshua G, Chang C, Zhang H, Price C, Bahel P, Rinder H, Lei T, Day A, Reynolds D, Wu X, Schriefer R, Rauseo A, Goss C, O’Halloran J, Presti R, Kim A, Gelman A, Dela Cruz C, Lee A, Mudd P, Chun H, Atkinson J, Kulkarni H. Increased complement activation is a distinctive feature of severe SARS-CoV-2 infection. Science Immunology 2021, 6: eabh2259. PMID: 34446527, PMCID: PMC8158979, DOI: 10.1126/sciimmunol.abh2259.Peer-Reviewed Original ResearchConceptsSevere SARS-CoV-2 infectionSARS-CoV-2 infectionIntensive care unitComplement activationRespiratory failureEndothelial injuryCOVID-19Non-COVID cohortPersonalized clinical trialsAcute respiratory failureInvasive mechanical ventilationSevere COVID-19Tertiary care centerAlternative complement pathwayICU admissionCritical illnessCare unitMechanical ventilationRisk prognosticationWashington University SchoolWorse outcomesCare centerClinical trialsHigh riskPatientsLiver injury in COVID-19 and IL-6 trans-signaling-induced endotheliopathy
McConnell MJ, Kawaguchi N, Kondo R, Sonzogni A, Licini L, Valle C, Bonaffini PA, Sironi S, Alessio MG, Previtali G, Seghezzi M, Zhang X, Lee A, Pine AB, Chun HJ, Zhang X, Fernandez-Hernando C, Qing H, Wang A, Price C, Sun Z, Utsumi T, Hwa J, Strazzabosco M, Iwakiri Y. Liver injury in COVID-19 and IL-6 trans-signaling-induced endotheliopathy. Journal Of Hepatology 2021, 75: 647-658. PMID: 33991637, PMCID: PMC8285256, DOI: 10.1016/j.jhep.2021.04.050.Peer-Reviewed Original ResearchConceptsLiver sinusoidal endothelial cellsLiver injuryInterleukin-6Sinusoidal endothelial cellsAlanine aminotransferaseLiver histologyD-dimerCOVID-19Primary human liver sinusoidal endothelial cellsSARS-CoV-2 infectionHuman liver sinusoidal endothelial cellsEndothelial cellsSoluble glycoprotein 130IL-6 levelsSmall-interfering RNA knockdownJAK inhibitor ruxolitinibFactor VIII activityProinflammatory factorsInflammatory signalsLarge cohortInhibitor ruxolitinibVWF antigenEndotheliopathyPatientsInjury