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NEI Statement
Gene Found to Increase Risk of the Most Common Cause of Blindness
National Eye Institute
National Institutes of Health
March 10, 2005
In this tissue section of the human retina, bright green demonstrates the presence of the protein product of CFH gene. A variant form of the CFH gene increases the risk for age-related macular degeneration.
![complement factor H (CFH) gene](https://webarchive.library.unt.edu/eot2008/20090113211822im_/http://www.nei.nih.gov/news/images/chf_large.jpg)