http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. (Medical Xpress) -- Patients with a range of common inflammatory diseases that also have genetic variations leading to low levels of a particular enzyme in their bodies are at greater risk of suffering side-effects from the widely-used drug azathioprine. http://medicalxpress.com/news/2011-06-genetic-screening-trial-drug-side-effects.html Genetics Fri, 24 Jun 2011 05:37:47 EST news228112518