WASHINGTON - From short to shaggy, nearly all the differences in dogs' coat types result from variations in just three genes, according to researchers studying how genes work together.
"What's important for human health is the way we found the genes involved in dog coats and figured out how they work together, rather than the genes themselves," said Dr. Elaine A. Ostrander of the National Human Genome Research Institute.
Dog hair sheds light on human conditions - More health news- msnbc.com