Evidence, detailed characterization and clinical context of complement activation in acute multisystem inflammatory syndrome in children

Multisystem inflammatory syndrome in children (MIS-C) is a rare, life-threatening complication of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection. MIS-C develops with high fever, marked inflammation and shock-like picture several weeks after exposure to, or mild infection with...

Teljes leírás

Elmentve itt :
Bibliográfiai részletek
Szerzők: Sinkovits György
Schnur János
Hurler Lisa
Kiszel Petra
Prohászka Z. Zita
Sík Pál
Kajdácsi Erika
Cervenak László
Marácz Veronika
Dávid Máté
Zsigmond Borbála
Rimanóczy Éva
Bereczki Csaba
Willems Loek
Toonen Erik J. M.
Prohászka Zoltán
Dokumentumtípus: Cikk
Megjelent: 2022
Sorozat:SCIENTIFIC REPORTS 12 No. 1
Tárgyszavak:
doi:10.1038/s41598-022-23806-5

mtmt:33256507
Online Access:http://publicatio.bibl.u-szeged.hu/26854
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520 3 |a Multisystem inflammatory syndrome in children (MIS-C) is a rare, life-threatening complication of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection. MIS-C develops with high fever, marked inflammation and shock-like picture several weeks after exposure to, or mild infection with SARS-CoV-2. Deep immune profiling identified activated macrophages, neutrophils, B-plasmablasts and CD8 + T cells as key determinants of pathogenesis together with multiple inflammatory markers. The disease rapidly responds to intravenous immunoglobulin (IVIG) treatment with clear changes of immune features. Here we present the results of a comprehensive analysis of the complement system in the context of MIS-C activity and describe characteristic changes during IVIG treatment. We show that activation markers of the classical, alternative and terminal pathways are highly elevated, that the activation is largely independent of anti-SARS-CoV-2 humoral immune response, but is strongly associated with markers of macrophage activation. Decrease of complement activation is closely associated with rapid improvement of MIS-C after IVIG treatment. 
650 4 |a Klinikai orvostan 
700 0 1 |a Schnur János  |e aut 
700 0 1 |a Hurler Lisa  |e aut 
700 0 1 |a Kiszel Petra  |e aut 
700 0 1 |a Prohászka Z. Zita  |e aut 
700 0 1 |a Sík Pál  |e aut 
700 0 1 |a Kajdácsi Erika  |e aut 
700 0 1 |a Cervenak László  |e aut 
700 0 1 |a Marácz Veronika  |e aut 
700 0 1 |a Dávid Máté  |e aut 
700 0 1 |a Zsigmond Borbála  |e aut 
700 0 1 |a Rimanóczy Éva  |e aut 
700 0 1 |a Bereczki Csaba  |e aut 
700 0 1 |a Willems Loek  |e aut 
700 0 1 |a Toonen Erik J. M.  |e aut 
700 0 1 |a Prohászka Zoltán  |e aut 
856 4 0 |u http://publicatio.bibl.u-szeged.hu/26854/1/Sinkovics_2022.pdf  |z Dokumentum-elérés