CAMOSTAT DOES NOT INHIBIT THE PROTEOLYTIC ACTIVITY OF NEUTROPHIL SERINE PROTEASES

dc.contributor.authorAssylbekova, Akmaral
dc.contributor.authorZhanapiya, Anuar
dc.contributor.authorGrzywa, Renata
dc.contributor.authorSienczyk, Marcin
dc.contributor.authorSchönbach, Christian
dc.date.accessioned2022-07-20T09:30:42Z
dc.date.available2022-07-20T09:30:42Z
dc.date.issued2022
dc.description.abstractCoronavirus disease 2019 (COVID-19) can lead to multi-organ failure influenced by co morbidities and age. Binding of the severe acute respiratory syndrome coronavirus 2 spike protein (SARS-CoV-2 S protein) to angiotensin-converting enzyme 2 (ACE2), along with proteolytic digestion of the S protein by furin and transmembrane protease serine subtype 2 (TMPRSS2), provokes inter nalization of SARS-CoV-2 into the host cell. Productive infection occurs through viral replication in the cytosol and cell-to-cell transmission. The catalytic activity of TMPRSS2 can be blocked by the trypsin-like serine protease inhibitor camostat, which impairs infection by SARS-CoV-2. At the site of infection, immune cells, such as neutrophils, infiltrate and become activated, releasing neutrophil ser ine proteases (NSPs), including cathepsin G (CatG), neutrophil elastase (NE), and proteinase 3 (PR3), which promote the mounting of a robust immune response. However, NSPs might be involved in in fection and the severe outcome of COVID-19 since the uncontrolled proteolytic activity is responsible for many complications, including autoimmunity, chronic inflammatory disorders, cardiovascular diseases, and thrombosis. Here, we demonstrate that camostat does not inhibit the catalytic activity of CatG, NE, and PR3, indicating the need for additional selective serine protease inhibitors to reduce the risk of developing severe COVID-19.en_US
dc.identifier.citationAssylbekova, A., Zhanapiya, A., Grzywa, R., Sienczyk, M., Schönbach, C., & Burster, T. (2022). Camostat Does Not Inhibit the Proteolytic Activity of Neutrophil Serine Proteases. Pharmaceuticals, 15(5), 500. https://doi.org/10.3390/ph15050500en_US
dc.identifier.urihttp://nur.nu.edu.kz/handle/123456789/6485
dc.language.isoenen_US
dc.publisherPharmaceuticalsen_US
dc.rightsAttribution-NonCommercial-ShareAlike 3.0 United States*
dc.rights.urihttp://creativecommons.org/licenses/by-nc-sa/3.0/us/*
dc.subjectType of access: Open Accessen_US
dc.subjectimmunityen_US
dc.subjectchronic inflammatory disordersen_US
dc.subjectcardiovascular diseasesen_US
dc.titleCAMOSTAT DOES NOT INHIBIT THE PROTEOLYTIC ACTIVITY OF NEUTROPHIL SERINE PROTEASESen_US
dc.typeArticleen_US
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