Dexmedetomidine May Produce Extra Protective Effects on Sepsis-induced Diaphragm Injury

Objective: The objective was to evaluate the protective effects of dexmedetomidine (DEX), a selective agonist of α2-adrenergic receptor, on sepsis-induced diaphragm injury and the underlying molecular mechanisms. Data Sources: The data used in this review were mainly from PubMed articles published...

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Main Authors: Jin Wu, Shi-Tong Li
Format: Article
Language:English
Published: Wolters Kluwer 2015-01-01
Series:Chinese Medical Journal
Subjects:
Online Access:http://www.cmj.org/article.asp?issn=0366-6999;year=2015;volume=128;issue=10;spage=1407;epage=1411;aulast=Wu
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author Jin Wu
Shi-Tong Li
author_facet Jin Wu
Shi-Tong Li
author_sort Jin Wu
collection DOAJ
description Objective: The objective was to evaluate the protective effects of dexmedetomidine (DEX), a selective agonist of α2-adrenergic receptor, on sepsis-induced diaphragm injury and the underlying molecular mechanisms. Data Sources: The data used in this review were mainly from PubMed articles published in English from 1990 to 2015. Study Selection: Clinical or basic research articles were selected mainly according to their level of relevance to this topic. Results: Sepsis could induce severe diaphragm dysfunction and exacerbate respiratory weakness. The mechanism of sepsis-induced diaphragm injury includes the increased inflammatory cytokines and excessive oxidative stress and superfluous production of nitric oxide (NO). DEX can reduce inflammatory cytokines, inhibit nuclear factor-kappaB signaling pathways, suppress the activation of caspase-3, furthermore decrease oxidative stress and inhibit NO synthase. On the basis of these mechanisms, DEX may result in a shorter period of mechanical ventilation in septic patients in clinical practice. Conclusions: Based on this current available evidence, DEX may produce extra protective effects on sepsis-induced diaphragm injury. Further direct evidence and more specific studies are still required to confirm these beneficial effects.
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spelling doaj.art-a24da630e25a468f9dbc02c6d21bf2942022-12-21T21:54:59ZengWolters KluwerChinese Medical Journal0366-69992015-01-01128101407141110.4103/0366-6999.156808Dexmedetomidine May Produce Extra Protective Effects on Sepsis-induced Diaphragm InjuryJin WuShi-Tong LiObjective: The objective was to evaluate the protective effects of dexmedetomidine (DEX), a selective agonist of α2-adrenergic receptor, on sepsis-induced diaphragm injury and the underlying molecular mechanisms. Data Sources: The data used in this review were mainly from PubMed articles published in English from 1990 to 2015. Study Selection: Clinical or basic research articles were selected mainly according to their level of relevance to this topic. Results: Sepsis could induce severe diaphragm dysfunction and exacerbate respiratory weakness. The mechanism of sepsis-induced diaphragm injury includes the increased inflammatory cytokines and excessive oxidative stress and superfluous production of nitric oxide (NO). DEX can reduce inflammatory cytokines, inhibit nuclear factor-kappaB signaling pathways, suppress the activation of caspase-3, furthermore decrease oxidative stress and inhibit NO synthase. On the basis of these mechanisms, DEX may result in a shorter period of mechanical ventilation in septic patients in clinical practice. Conclusions: Based on this current available evidence, DEX may produce extra protective effects on sepsis-induced diaphragm injury. Further direct evidence and more specific studies are still required to confirm these beneficial effects.http://www.cmj.org/article.asp?issn=0366-6999;year=2015;volume=128;issue=10;spage=1407;epage=1411;aulast=WuDexmedetomidine; Diaphragm; Drug Effects; Sepsis
spellingShingle Jin Wu
Shi-Tong Li
Dexmedetomidine May Produce Extra Protective Effects on Sepsis-induced Diaphragm Injury
Chinese Medical Journal
Dexmedetomidine; Diaphragm; Drug Effects; Sepsis
title Dexmedetomidine May Produce Extra Protective Effects on Sepsis-induced Diaphragm Injury
title_full Dexmedetomidine May Produce Extra Protective Effects on Sepsis-induced Diaphragm Injury
title_fullStr Dexmedetomidine May Produce Extra Protective Effects on Sepsis-induced Diaphragm Injury
title_full_unstemmed Dexmedetomidine May Produce Extra Protective Effects on Sepsis-induced Diaphragm Injury
title_short Dexmedetomidine May Produce Extra Protective Effects on Sepsis-induced Diaphragm Injury
title_sort dexmedetomidine may produce extra protective effects on sepsis induced diaphragm injury
topic Dexmedetomidine; Diaphragm; Drug Effects; Sepsis
url http://www.cmj.org/article.asp?issn=0366-6999;year=2015;volume=128;issue=10;spage=1407;epage=1411;aulast=Wu
work_keys_str_mv AT jinwu dexmedetomidinemayproduceextraprotectiveeffectsonsepsisinduceddiaphragminjury
AT shitongli dexmedetomidinemayproduceextraprotectiveeffectsonsepsisinduceddiaphragminjury