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Polymorphisms Of The Interleukin-1 Gene Complex May Influence Alcohol Dependence, University of Oviedo Study  
10/13/2009 7:31:54 AM

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ScienceDaily (Oct. 13, 2009) — Cytokines are small proteins secreted by cells that serve as molecular messengers between cells. Pro-inflammatory cytokines – which function in the immune system – may be involved in alcohol dependence (AD). A study of three polymorphisms of the interleukin-1 gene complex (IL-1) and one of the tumor necrosis factor-alpha (TNFa) has found that IL-1 may directly contribute to AD among Spanish Caucasian males.

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