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Accès ouvert déclaré 2022 article

DOCK2 is involved in the host genetics and biology of severe COVID-19

100Citations signalées, ce qui n’est pas une note de qualité
112Institutions déclarées
3Pays d’affiliation déclarés

Rattachement africain : jp, us, se. Niveau de preuve : code pays fourni par la source.

Le résumé fourni par la source

. Here we conducted a genome-wide association study (GWAS) involving 2,393 cases of COVID-19 in a cohort of Japanese individuals collected during the initial waves of the pandemic, with 3,289 unaffected controls. We identified a variant on chromosome 5 at 5q35 (rs60200309-A), close to the dedicator of cytokinesis 2 gene (DOCK2), which was associated with severe COVID-19 in patients less than 65 years of age. This risk allele was prevalent in East Asian individuals but rare in Europeans, highlighting the value of genome-wide association studies in non-European populations. RNA-sequencing analysis of 473 bulk peripheral blood samples identified decreased expression of DOCK2 associated with the risk allele in these younger patients. DOCK2 expression was suppressed in patients with severe cases of COVID-19. Single-cell RNA-sequencing analysis (n = 61 individuals) identified cell-type-specific downregulation of DOCK2 and a COVID-19-specific decreasing effect of the risk allele on DOCK2 expression in non-classical monocytes. Immunohistochemistry of lung specimens from patients with severe COVID-19 pneumonia showed suppressed DOCK2 expression. Moreover, inhibition of DOCK2 function with CPYPP increased the severity of pneumonia in a Syrian hamster model of SARS-CoV-2 infection, characterized by weight loss, lung oedema, enhanced viral loads, impaired macrophage recruitment and dysregulated type I interferon responses. We conclude that DOCK2 has an important role in the host immune response to SARS-CoV-2 infection and the development of severe COVID-19, and could be further explored as a potential biomarker and/or therapeutic target.

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Le contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
DOCK2 is involved in the host genetics and biology of severe COVID-19
Date Crossref
08/08/2022
Éditeur
Springer Science and Business Media LLC
Type
journal-article

Ce recoupement confirme des métadonnées liées au DOI. Il ne confirme ni la méthode ni les conclusions de l’étude, et il ne compte pas comme une seconde source scientifique indépendante.

Les institutions déclarées

Keio UniversityThe University of OsakaKitasato UniversityKeio University HospitalTokyo Medical and Dental UniversityYokohama City UniversityHarvard UniversityTokyo Metropolitan Police HospitalJuntendo UniversityKyoto UniversityYokohama Municipal Citizen's HospitalThe University of TokyoTokyo Women's Medical University Adachi Medical CenterTosei General HospitalSaitama PrefectureJapan Community Healthcare OrganizationSocial Insurance Saitama Chuo HospitalFujisawa City HospitalTokyo Women's Medical UniversityInstitute of Science Tokyo HospitalSaiseikai Nakatsu HospitalKawasaki Municipal HospitalSHOWA Medical UniversityKansai Medical UniversityEiju General HospitalFukujuji HospitalKanazawa Medical CenterNational Hospital OrganizationSaitama Municipal HospitalGifu UniversitySaiseikai Utsunomiya hospitalKanagawa Cardiovascular and Respiratory CenterKumamoto City HospitalTohoku UniversityKitasato Institute HospitalUniversity of TsukubaNational Defense Medical CollegeKyushu UniversityAichi Cancer CenterKansai Rosai HospitalOsaka University HospitalNational Hospital Organization Saitama HospitalTachikawa HospitalSapporo Kosei General HospitalOme Municipal General HospitalKanazawa HospitalSaiseikai Ibaraki HospitalSHOWA Medical University Koto Toyosu HospitalFukushima Medical UniversityJapan Organization of Occupational Health and SafetyIshikawa Prefectural Central HospitalTokyo Medical CenterToyohashi Municipal Hospitalkeiyu HospitalNTT Medical CenterSt. Marianna University School of MedicineJapanese Red Cross Medical CenterMatsumoto City HospitalFukuoka UniversityFukuoka University HospitalNational Hospital Organization Hokkaido Medical CenterNihon UniversityMusashino Red Cross HospitalSaiseikai Kumamoto HospitalSocial Welfare Organization Saiseikai Imperial Gift FoundationNiigata UniversityNagoya UniversityFukuoka Tokushukai HospitalChiba UniversityKumamoto Medical CenterSapporo City General HospitalSaiseikai Central HospitalTsukuba Medical Center HospitalSuita Tokushukai HospitalNational Kyushu Medical CenterKurume UniversityJA Toride Medical CenterOsaka Police HospitalTokai UniversityKyoto Prefectural University of MedicineYokohama City Seibu HospitalTokyo Medical University HospitalKarolinska InstitutetOkayama Rosai HospitalHimeji UniversityHimeji Medical CenterKyoto Medical CenterTokyo National HospitalShizuoka General HospitalInternational University of Health and WelfareYamagata UniversityKansai Electric Power HospitalGunma UniversityTokyo Medical University Ibaraki Medical CenterNippon Medical SchoolToho UniversityToho University Ohashi Medical CenterKobe UniversityUniversity of Tokyo HospitalIwate Medical UniversityTokyo Metropolitan Geriatric HospitalJapan Anti Tuberculosis AssociationThe Cancer Institute HospitalJapanese Foundation For Cancer ResearchShiga University of Medical ScienceOsaka International Cancer InstituteAso Iizuka HospitalOsaka National HospitalNational Center for Global Health and MedicineTokyo Institute of TechnologyJapan Agency for Medical Research and DevelopmentRIKEN Center for Integrative Medical Sciences

Une affiliation ne permet pas de déduire la nationalité d’un auteur.

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