The gene in question encodes an enzyme called sialic acid acetylesterase or SIAE, which regulates the activity of the immune system’s antibody-producing B cells. About 2 percent to 3 percent of people with autoimmune disorders have defects in the enzyme that allow B cells to run amok and make antibodies that attack the body, a team led by Shiv Pillai of Massachusetts General Hospital in Charlestown and Harvard Medical School reports online June 16 inNature.
“It’s a seminal paper because it is so applicable to a wide variety of autoimmune diseases, says Judy Cho, a Yale geneticist not associated with the study. The finding suggests that enhancing the enzyme’s activity could help treat disease in people with autoimmune disorders.
Thursday, June 17, 2010
Gene Mutations Offer Clues to Autoimmune Disease
Saw a couple articles (BusinessWeek, Wired.com, ScienceNews) commenting on a story in Nature about a study that found that variations in a single gene could result in different types of autoimmune diseases, including Crohn's Disease and diabetes.
An excerpt:
Definitely an interesting finding!
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