{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,17]],"date-time":"2026-09-17T18:15:13Z","timestamp":1789668913898,"version":"4.0.1"},"reference-count":32,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2011,12,23]],"date-time":"2011-12-23T00:00:00Z","timestamp":1324598400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Acta Anaesthesiol Scand"],"published-print":{"date-parts":[[2012,3]]},"abstract":"<jats:sec><jats:title>Introduction<\/jats:title><jats:p>Active nitrogen molecules are formed as a result of cell metabolism. They are essential for cell metabolism, but when produced in excess, they contribute to the pathogenesis of several disease processes. These nitrogen molecules play an important role in vascular instability of septic shock. This study was planned to detect the role of active nitrogen molecules in the progression of septic shock.<\/jats:p><\/jats:sec><jats:sec><jats:title>Materials and methods<\/jats:title><jats:p>Blood samples were collected from 118 critically ill patients admitted in <jats:styled-content style=\"fixed-case\">ICU<\/jats:styled-content> and from 95 healthy relatives accompanying the patients. Patients were categorized into three groups: systemic inflammatory response syndrome (<jats:italic><jats:styled-content style=\"fixed-case\">n<\/jats:styled-content><\/jats:italic>\u2009=\u200954), sepsis (<jats:italic><jats:styled-content style=\"fixed-case\">n<\/jats:styled-content><\/jats:italic>\u2009=\u200935) and septic shock (<jats:italic><jats:styled-content style=\"fixed-case\">n<\/jats:styled-content><\/jats:italic>\u2009=\u200929). Plasma total nitrite (nitrites and nitrates), cytokines like tumour necrosis factor\u2010\u03b1 (<jats:styled-content style=\"fixed-case\">TNF\u2010\u03b1<\/jats:styled-content>) and plasma lactate were measured to assess inflammatory activity and severity of septic shock.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>High plasma levels of nitrite and nitrate (<jats:styled-content style=\"fixed-case\">No<jats:sub>2<\/jats:sub>\u2010<\/jats:styled-content>\/<jats:styled-content style=\"fixed-case\">No<jats:sub>3<\/jats:sub>\u2010<\/jats:styled-content>) were observed in critically ill patients (mean level 78.92\u2009<jats:styled-content style=\"fixed-case\">\u03bcmol<\/jats:styled-content>\/l in sepsis and 97.20\u2009<jats:styled-content style=\"fixed-case\">\u03bcmol<\/jats:styled-content>\/l in septic shock). Mean plasma <jats:styled-content style=\"fixed-case\">TNF\u2010\u03b1<\/jats:styled-content> level in sepsis was 213.50\u2009pg\/ml and septic shock was 227.38\u2009pg\/ml.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Plasma <jats:styled-content style=\"fixed-case\">No<jats:sub>2<\/jats:sub>\u2010<\/jats:styled-content>\/<jats:styled-content style=\"fixed-case\">No<jats:sub>3<\/jats:sub>\u2010<\/jats:styled-content> and <jats:styled-content style=\"fixed-case\">TNF\u2010\u03b1<\/jats:styled-content> levels were high in patients with sepsis and septic shock, which increased with severity of sepsis.<\/jats:p><\/jats:sec>","DOI":"10.1111\/j.1399-6576.2011.02607.x","type":"journal-article","created":{"date-parts":[[2011,12,23]],"date-time":"2011-12-23T07:51:49Z","timestamp":1324626709000},"page":"307-315","source":"Crossref","is-referenced-by-count":12,"title":["Role of active nitrogen molecules in progression of septic 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