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During pregnancy, many women experience remission of autoimmune diseases like multiple sclerosis and uveitis and scientists have described a biological mechanism they say is responsible for changes in the immune system that helps explain that remission.

The expression of an enzyme known as pyruvate kinase is reduced in immune cells in pregnant women compared to non-pregnant women, says biophysicist Howard R. Petty from the University of Michigan Kellogg Eye Center, and Roberto Romero, M.D., of the National Institutes for Health.

Their study coming in the August issue of the American Journal of Reproductive Immunology also reports that expression of the enzyme is lower in pregnant women compared to those with pre-eclampsia, a condition with inflammatory components.... Read More - http://www.msrc.co.uk/index.cfm/fuseact ... ageid/1936

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