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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3
pubmed:dateCreated
2003-2-27
pubmed:abstractText
A subclinical inflammatory reaction has been shown to precede the onset of type 2 (non-insulin-dependent) diabetes. We therefore examined prospectively the effects of the central inflammatory cytokines interleukin (IL)-1beta, IL-6, and tumor necrosis factor-alpha (TNF-alpha) on the development of type 2 diabetes. We designed a nested case-control study within the prospective population-based European Prospective Investigation into Cancer and Nutrition (EPIC)-Potsdam study including 27,548 individuals. Case subjects were defined to be those who were free of type 2 diabetes at baseline and subsequently developed type 2 diabetes during a 2.3-year follow-up period. A total of 192 cases of incident type 2 diabetes were identified and matched with 384 non-disease-developing control subjects. IL-6 and TNF-alpha levels were found to be elevated in participants with incident type 2 diabetes, whereas IL-1beta plasma levels did not differ between the groups. Analysis of single cytokines revealed IL-6 as an independent predictor of type 2 diabetes after adjustment for age, sex, BMI, waist-to-hip ratio (WHR), sports, smoking status, educational attainment, alcohol consumption, and HbA(1c) (4th vs. the 1st quartile: odds ratio [OR] 2.6, 95% CI 1.2-5.5). The association between TNF-alpha and future type 2 diabetes was no longer significant after adjustment for BMI or WHR. Interestingly, combined analysis of the cytokines revealed a significant interaction between IL-1beta and IL-6. In the fully adjusted model, participants with detectable levels of IL-1beta and elevated levels of IL-6 had an independently increased risk to develop type 2 diabetes (3.3, 1.7-6.8), whereas individuals with increased concentrations of IL-6 but undetectable levels of IL-1beta had no significantly increased risk, both compared with the low-level reference group. These results were confirmed in an analysis including only individuals with HbA(1c) <5.8% at baseline. Our data suggest that the pattern of circulating inflammatory cytokines modifies the risk for type 2 diabetes. In particular, a combined elevation of IL-1beta and IL-6, rather than the isolated elevation of IL-6 alone, independently increases the risk of type 2 diabetes. These data strongly support the hypothesis that a subclinical inflammatory reaction has a role in the pathogenesis of type 2 diabetes.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
AIM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Mar
pubmed:issn
0012-1797
pubmed:author
pubmed:issnType
Print
pubmed:volume
52
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
812-7
pubmed:dateRevised
2008-11-21
pubmed:meshHeading
pubmed-meshheading:12606524-Adult, pubmed-meshheading:12606524-Aged, pubmed-meshheading:12606524-Blood Glucose, pubmed-meshheading:12606524-Body Constitution, pubmed-meshheading:12606524-Body Mass Index, pubmed-meshheading:12606524-C-Reactive Protein, pubmed-meshheading:12606524-Case-Control Studies, pubmed-meshheading:12606524-Cytokines, pubmed-meshheading:12606524-Diabetes Mellitus, Type 2, pubmed-meshheading:12606524-Europe, pubmed-meshheading:12606524-Exercise, pubmed-meshheading:12606524-Female, pubmed-meshheading:12606524-Hemoglobin A, Glycosylated, pubmed-meshheading:12606524-Humans, pubmed-meshheading:12606524-Inflammation, pubmed-meshheading:12606524-Interleukin-1, pubmed-meshheading:12606524-Interleukin-6, pubmed-meshheading:12606524-Male, pubmed-meshheading:12606524-Middle Aged, pubmed-meshheading:12606524-Neoplasms, pubmed-meshheading:12606524-Nutritional Physiological Phenomena, pubmed-meshheading:12606524-Prospective Studies, pubmed-meshheading:12606524-Risk Factors, pubmed-meshheading:12606524-Tumor Necrosis Factor-alpha
pubmed:year
2003
pubmed:articleTitle
Inflammatory cytokines and the risk to develop type 2 diabetes: results of the prospective population-based European Prospective Investigation into Cancer and Nutrition (EPIC)-Potsdam Study.
pubmed:affiliation
Department of Endocrinology, Diabetes and Nutrition, Benjamin Franklin Medical Center, Free University Berlin, Berlin, Germany. joachim.spranger@medizin.fu-berlin.de
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't