Recombinant human activated protein C in acute lung injury: what is the role of bronchial circulation?
- PMID: 19226431
- PMCID: PMC2688104
- DOI: 10.1186/cc7155
Recombinant human activated protein C in acute lung injury: what is the role of bronchial circulation?
Abstract
Impairment of the protein C pathway plays a central role in the pathogenesis of sepsis. Treatment with recombinant human activated protein C (rhAPC) has been reported to increase survival from severe sepsis. Protein C levels also decrease markedly in acute lung injury, of both septic and nonseptic origin. Low levels of protein C in acute lung injury are associated with poor clinical outcome. The present article discusses the beneficial effects of rhAPC in oleic acid-induced lung injury as well as the controversies between different animal models and the timing of drug administration. The unique bronchial circulation in ovine models seems to be responsible for the beneficial effects of rhAPC when given simultaneously to the injury.
Comment on
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Recombinant human activated protein C ameliorates oleic acid-induced lung injury in awake sheep.Crit Care. 2008;12(6):R146. doi: 10.1186/cc7128. Epub 2008 Nov 20. Crit Care. 2008. PMID: 19021914 Free PMC article.
References
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- Bernard GR, Vincent JL, Laterre PF, LaRosa SP, Dhainaut JF, Lopez-Rodriguez A, Steingrub JS, Garber GE, Helterbrand JD, Ely EW, Fisher CJ, Jr, Recombinant human protein C Worldwide Evaluation in Severe Sepsis (PROWESS) study group Efficacy and safety of recombinant human activated protein C for severe sepsis. N Engl J Med. 2001;344:699–709. doi: 10.1056/NEJM200103083441001. - DOI - PubMed
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