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dyslimbic
10-21-2007, 09:02 PM
ScienceDaily (Oct. 21, 2007) — An international team of researchers led by a Fred Hutchinson Cancer Research Center geneticist has discovered two genes linked to a disabling form of arthritis called ankylosing spondylitis, a painful and progressive disease in which some or all of the spine's vertebrae fuse together. The researchers also validated the association of two genes implicated in Graves' disease, an autoimmune condition that causes overactivity of the thyroid gland.


Principal investigator and corresponding author Lon Cardon, Ph.D., and colleagues in the U.K.-based Wellcome Trust Case Control Consortium and The Australo-Anglo-American Spondylitis Consortium reported their findings online Oct. 21 in Nature Genetics.

The study revealed two genes linked to ankylosing spondylitis: ARTS1 and IL23R, both of which influence immune function. Together with the previously known gene HLA-B27, the new findings increase to three the number of genes known to be involved in the disease. A person who carries all three genetic variants would be expected to have a one-in-four chance of developing the disease.

http://www.sciencedaily.com/releases/2007/10/071021142330.htm