The NLRP3 inflammasome: a potential therapeutic target for traumatic brain injury

Although the precise mechanisms contributing to secondary brain injury following traumatic brain injury are complex and obscure, a number of studies have demonstrated that inflammatory responses are an obvious and early feature in the pathogenesis of traumatic brain injury. Inflammasomes are multipr...

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Main Authors: Saifudeen Ismael, Heba A Ahmed, Tusita Adris, Kehkashan Parveen, Parth Thakor, Tauheed Ishrat
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2021-01-01
Series:Neural Regeneration Research
Subjects:
Online Access:http://www.nrronline.org/article.asp?issn=1673-5374;year=2021;volume=16;issue=1;spage=49;epage=57;aulast=Ismael
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author Saifudeen Ismael
Heba A Ahmed
Tusita Adris
Kehkashan Parveen
Parth Thakor
Tauheed Ishrat
author_facet Saifudeen Ismael
Heba A Ahmed
Tusita Adris
Kehkashan Parveen
Parth Thakor
Tauheed Ishrat
author_sort Saifudeen Ismael
collection DOAJ
description Although the precise mechanisms contributing to secondary brain injury following traumatic brain injury are complex and obscure, a number of studies have demonstrated that inflammatory responses are an obvious and early feature in the pathogenesis of traumatic brain injury. Inflammasomes are multiprotein complexes that prompt the stimulation of caspase-1 and subsequently induce the maturation and secretion of proinflammatory cytokines, such as interleukin-1β and interleukin-18. These cytokines play a pivotal role in facilitating innate immune responses and inflammation. Among various inflammasome complexes, the NOD-like receptor family pyrin domain-containing 3 (NLRP3) inflammasome is the best characterized, a crucial role for NLRP3 has been demonstrated in various brain diseases, including traumatic brain injury. Several recent studies have revealed the contribution of NLRP3 inflammasome in identifying cellular damage and stimulating inflammatory responses to aseptic tissue injury after traumatic brain injury. Even more important, blocking or inhibiting the activation of the NLRP3 inflammasome may have substantial potential to salvage tissue damage during traumatic brain injury. In this review, we summarize recently described mechanisms that are involved in the activation and regulation of the NLRP3 inflammasome. Moreover, we review the recent investigations on the contribution of the NLRP3 inflammasome in the pathophysiology of TBI, and current advances and challenges in potential NLRP3-targeted therapies. A significant contribution of NLRP3 inflammasome activation to traumatic brain injury implies that therapeutic approaches focused on targeting specific inflammasome components could significantly improve the traumatic brain injury outcomes.
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spelling doaj.art-a73ceaa21d4a4335b723ab15c57b42eb2022-12-22T01:27:37ZengWolters Kluwer Medknow PublicationsNeural Regeneration Research1673-53742021-01-01161495710.4103/1673-5374.286951The NLRP3 inflammasome: a potential therapeutic target for traumatic brain injurySaifudeen IsmaelHeba A AhmedTusita AdrisKehkashan ParveenParth ThakorTauheed IshratAlthough the precise mechanisms contributing to secondary brain injury following traumatic brain injury are complex and obscure, a number of studies have demonstrated that inflammatory responses are an obvious and early feature in the pathogenesis of traumatic brain injury. Inflammasomes are multiprotein complexes that prompt the stimulation of caspase-1 and subsequently induce the maturation and secretion of proinflammatory cytokines, such as interleukin-1β and interleukin-18. These cytokines play a pivotal role in facilitating innate immune responses and inflammation. Among various inflammasome complexes, the NOD-like receptor family pyrin domain-containing 3 (NLRP3) inflammasome is the best characterized, a crucial role for NLRP3 has been demonstrated in various brain diseases, including traumatic brain injury. Several recent studies have revealed the contribution of NLRP3 inflammasome in identifying cellular damage and stimulating inflammatory responses to aseptic tissue injury after traumatic brain injury. Even more important, blocking or inhibiting the activation of the NLRP3 inflammasome may have substantial potential to salvage tissue damage during traumatic brain injury. In this review, we summarize recently described mechanisms that are involved in the activation and regulation of the NLRP3 inflammasome. Moreover, we review the recent investigations on the contribution of the NLRP3 inflammasome in the pathophysiology of TBI, and current advances and challenges in potential NLRP3-targeted therapies. A significant contribution of NLRP3 inflammasome activation to traumatic brain injury implies that therapeutic approaches focused on targeting specific inflammasome components could significantly improve the traumatic brain injury outcomes.http://www.nrronline.org/article.asp?issn=1673-5374;year=2021;volume=16;issue=1;spage=49;epage=57;aulast=Ismaelinflammation; interleukin-1β; nlrp3-inflammasome; caspase-1; mcc950; traumatic brain injury
spellingShingle Saifudeen Ismael
Heba A Ahmed
Tusita Adris
Kehkashan Parveen
Parth Thakor
Tauheed Ishrat
The NLRP3 inflammasome: a potential therapeutic target for traumatic brain injury
Neural Regeneration Research
inflammation; interleukin-1β; nlrp3-inflammasome; caspase-1; mcc950; traumatic brain injury
title The NLRP3 inflammasome: a potential therapeutic target for traumatic brain injury
title_full The NLRP3 inflammasome: a potential therapeutic target for traumatic brain injury
title_fullStr The NLRP3 inflammasome: a potential therapeutic target for traumatic brain injury
title_full_unstemmed The NLRP3 inflammasome: a potential therapeutic target for traumatic brain injury
title_short The NLRP3 inflammasome: a potential therapeutic target for traumatic brain injury
title_sort nlrp3 inflammasome a potential therapeutic target for traumatic brain injury
topic inflammation; interleukin-1β; nlrp3-inflammasome; caspase-1; mcc950; traumatic brain injury
url http://www.nrronline.org/article.asp?issn=1673-5374;year=2021;volume=16;issue=1;spage=49;epage=57;aulast=Ismael
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