Genetics & Their Effects on Eye Disease Part Two
What if it’s a modifier gene that causes problems with vision? What’s so troublesome about a modifier gene? It has a variant, such as a single nucleotide change, that differs from the common sequence. The variant doesn’t cause disease by itself, but it can influence the observable characteristics of a genetic disease through mechanisms that […]
Genetics & Their Effects on Eye Disease Part One
When it comes to many diseases, particularly eye diseases, genetics plays a role in the how and when a specific disease develops. Of course, it isn’t as simple as having X gene and getting Y disease. Lifestyle factors can influence certain genes. Also, the presence of modifier genes—genes that are slightly different, such as a […]