<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>Interleukin (IL-6) is a key cytokine in the pathogenesis of severe sepsis. The importance of a regulatory polymorphism within the IL-6 promoter remains unclear in these patients. The aim of the study was to determine if IL-6 (-174 G/C) promoter polymorphism has an effect on IL-6 plasma level and outcome of severe sepsis. The study was conducted in general ICU of Stradiñš Clinical University Hospital. A total of 103 critically ill patients with confirmed severe sepsis were prospectively included. Association analysis of the IL-6 (-174C) allele with serum level and clinical outcome was performed. We found no differences in genotype distribution between survivors and nonsurvivors. The serum IL-6 level was significantly higher in nonsurvivors compared with survivors. We found an association of genotype with the IL-6 level in nonsurvivors, but not in survivors. Our findings show a functional significance of IL-6 promoter polymorphisms in nonsurviving severe sepsis patients.</p></abstract>

Interleukin (IL-6) is a key cytokine in the pathogenesis of severe sepsis. The importance of a regulatory polymorphism within the IL-6 promoter remains unclear in these patients. The aim of the study was to determine if IL-6 (-174 G/C) promoter polymorphism has an effect on IL-6 plasma level and outcome of severe sepsis. The study was conducted in general ICU of Stradiñš Clinical University Hospital. A total of 103 critically ill patients with confirmed severe sepsis were prospectively included. Association analysis of the IL-6 (-174C) allele with serum level and clinical outcome was performed. We found no differences in genotype distribution between survivors and nonsurvivors. The serum IL-6 level was significantly higher in nonsurvivors compared with survivors. We found an association of genotype with the IL-6 level in nonsurvivors, but not in survivors. Our findings show a functional significance of IL-6 promoter polymorphisms in nonsurviving severe sepsis patients.

Association of Interleukin 6 Promoter Polymorphism (-174G/C) with IL-6 Level and Outcome in Severe Sepsis

Department of Anaesthesiology and Reanimatology, Rīga Stradiñš University, Dzirciema iela 16, Rīga, LV-1007, LATVIA

Latvian Biomedical Research and Study Centre, Rātsupītes iela 1, Rīga, LV-1067, LATVIA

Proceedings of the Latvian Academy of Sciences. Section B. Natural, Exact, and Applied Sciences.

Interleukin (IL-6) is a key cytokine in the pathogenesis of severe sepsis. The importance of a regulatory polymorphism within the IL-6 promoter remains unclear...

Association of Interleukin 6 Promoter Polymorphism (-174G/C) with IL-6 Level and Outcome in Severe Sepsis

Publié en ligne: 29 nov. 2008

Pages: 162 - 164

DOI: https://doi.org/10.2478/v10046-008-0019-9

Mots clés
severe sepsis, interleukine-6, -174 C/G polymorphism

This content is open access.

Association of Interleukin 6 Promoter Polymorphism (-174G/C) with IL-6 Level and Outcome in Severe Sepsis

Publié en ligne: 29 nov. 2008

Pages: 162 - 164

DOI: https://doi.org/10.2478/v10046-008-0019-9

Mots cléssevere sepsis, interleukine-6, -174 C/G polymorphism

This content is open access.

Mots clés
severe sepsis, interleukine-6, -174 C/G polymorphism