Activation of the non-canonical inflammasome in mouse and human cells

The non-canonical inflammasome is a signaling platform that allows for the detection of cytoplasmic lipopolysaccharides (LPS) in immune and non-immune cells. Upon detection of LPS, this inflammasome activates the signaling proteases caspase-4 and -5 (in humans) and caspase-11 (in mice). Inflammatory...

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Main Authors: Bezbradica, JS, Coll, RC, Boucher, D
Other Authors: Abdul-Sater, AA
Format: Book section
Language:English
Published: Humana Press 2022
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author Bezbradica, JS
Coll, RC
Boucher, D
author2 Abdul-Sater, AA
author_facet Abdul-Sater, AA
Bezbradica, JS
Coll, RC
Boucher, D
author_sort Bezbradica, JS
collection OXFORD
description The non-canonical inflammasome is a signaling platform that allows for the detection of cytoplasmic lipopolysaccharides (LPS) in immune and non-immune cells. Upon detection of LPS, this inflammasome activates the signaling proteases caspase-4 and -5 (in humans) and caspase-11 (in mice). Inflammatory caspases activation leads to caspase self-processing and the cleavage of the pore-forming protein Gasdermin D (GSDMD). GSDMD N-terminal fragments oligomerize and form pores at the plasma membranes, leading to an inflammatory form of cell death called pyroptosis. Here, we describe a simple method to activate the non-canonical inflammasome in myeloid and epithelial cells and to measure its activity using cell death assay and immunoblotting.
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spelling oxford-uuid:a0305074-e42c-481d-8adf-f3f579c16c432023-09-07T09:32:46ZActivation of the non-canonical inflammasome in mouse and human cellsBook sectionhttp://purl.org/coar/resource_type/c_3248uuid:a0305074-e42c-481d-8adf-f3f579c16c43EnglishSymplectic ElementsHumana Press2022Bezbradica, JSColl, RCBoucher, DAbdul-Sater, AAThe non-canonical inflammasome is a signaling platform that allows for the detection of cytoplasmic lipopolysaccharides (LPS) in immune and non-immune cells. Upon detection of LPS, this inflammasome activates the signaling proteases caspase-4 and -5 (in humans) and caspase-11 (in mice). Inflammatory caspases activation leads to caspase self-processing and the cleavage of the pore-forming protein Gasdermin D (GSDMD). GSDMD N-terminal fragments oligomerize and form pores at the plasma membranes, leading to an inflammatory form of cell death called pyroptosis. Here, we describe a simple method to activate the non-canonical inflammasome in myeloid and epithelial cells and to measure its activity using cell death assay and immunoblotting.
spellingShingle Bezbradica, JS
Coll, RC
Boucher, D
Activation of the non-canonical inflammasome in mouse and human cells
title Activation of the non-canonical inflammasome in mouse and human cells
title_full Activation of the non-canonical inflammasome in mouse and human cells
title_fullStr Activation of the non-canonical inflammasome in mouse and human cells
title_full_unstemmed Activation of the non-canonical inflammasome in mouse and human cells
title_short Activation of the non-canonical inflammasome in mouse and human cells
title_sort activation of the non canonical inflammasome in mouse and human cells
work_keys_str_mv AT bezbradicajs activationofthenoncanonicalinflammasomeinmouseandhumancells
AT collrc activationofthenoncanonicalinflammasomeinmouseandhumancells
AT boucherd activationofthenoncanonicalinflammasomeinmouseandhumancells