Gene Deletion of Protein Tyrosine Phosphatase 1B Protects Against Sepsis-Induced Cardiovascular Dysfunction and Mortality
Author(s) -
David Coquerel,
Rémi Névière,
Eugénie Delile,
Paul Mulder,
Xavier Maréchal,
David Montaigne,
Sylvanie Renet,
Isabelle RémyJouet,
Élodie Gomez,
JeanPaul Henry,
JeanClaude do Rego,
Vincent Richard,
Fabienne Tamion
Publication year - 2014
Publication title -
arteriosclerosis thrombosis and vascular biology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.007
H-Index - 270
eISSN - 1524-4636
pISSN - 1079-5642
DOI - 10.1161/atvbaha.114.303450
Subject(s) - sepsis , endothelial dysfunction , nitric oxide synthase , medicine , endocrinology , tyrosine phosphorylation , biology , pharmacology , immunology , nitric oxide , receptor
Cardiovascular dysfunction is a major cause of mortality in patients with sepsis. Recently, we showed that gene deletion or pharmacological inhibition of protein tyrosine phosphatase 1B (PTP1B) improves endothelial dysfunction and reduces the severity of experimental heart failure. However, the cardiovascular effect of PTP1B invalidation in sepsis is unknown. Thus, we explored the beneficial therapeutic effect of PTP1B gene deletion on lipopolysaccharide (LPS)-induced cardiovascular dysfunction, inflammation, and mortality.
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