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Chopping GSDMD: caspase-8 has joined the team of pyroptosis-mediating caspases.

Accepted version
Peer-reviewed

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Type

Article

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Authors

Gram, Anna M 
Booty, Lee M 

Abstract

nflammatory and apoptotic caspases mediate two distinct forms of cell death: pyroptosis and apoptosis, respectively. Three independent studies have now demonstrated that the “apoptotic” caspase‐8 can cleave gasdermin D (GSDMD) leading to pyroptosis‐like cell death and IL‐1β release in murine macrophages (Orning et al, 2018; Sarhan et al, 2018; Chen et al, 2019). Orning et al and Chen/Demarco et al also show that the NLRP3 inflammasome is activated downstream of active caspase‐8, but they attribute this inflammasome activation to different pore‐forming proteins, GSDMD and pannexin‐1, respectively (Orning et al, 2018; Chen et al, 2019).

Description

Keywords

Apoptosis, Caspase 1, Caspase 8, Caspases, Inflammasomes, NLR Family, Pyrin Domain-Containing 3 Protein, Pyroptosis

Journal Title

EMBO J

Conference Name

Journal ISSN

0261-4189
1460-2075

Volume Title

38

Publisher

Springer Science and Business Media LLC

Rights

All rights reserved
Sponsorship
Wellcome Trust (108045/Z/15/Z)
Wellcome Trust