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Genome identified for age-related blindness
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California, USA (Sciencemag): Age-related macular degeneration (AMD) is the leading cause of blindness in the developed world and is characterized by a breakdown of light-sensitive cells in the retina. Both genetic and environmental factors are thought to contribute to the disorder, but its molecular pathogenesis has been unclear. Three research groups have identified a sequence-specific variant in the genome that increases an individual's risk of developing AMD by three-to sevenfold and that may explain 20 to 60% of AMD incidence in older adults.
For more information, please visit:
www.sciencemag.org/cgi/content/abstract/308/5720/385?etoc
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