Embryo survival gene may fight range of diseases: study

HONG KONG (Reuters) – A gene that keeps embryos alive appears to control the immune system and determine how it fights chronic diseases like hepatitis and HIV, and autoimmune diseases like rheumatoid arthritis, scientists said on Monday. Although the experts have only conducted studies on the gene Arih2 using mice, they hope it can be used as a target for drugs eventually to fight a spectrum of incurable diseases. Lead author Marc Pellegrini at the Walter and Eliza Hall Institute of Medical Research in Australia said the gene appears to act like a switch, flipping the immune system on and off. …
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