Genetic testing of mtDNA may reveal unknown ancestry that influences risk for breast

[News]

Genetic testing of mitochondrial DNA could reveal otherwise unknown ancestry that can influence a person's risk for certain types of breast cancer, a new study finds.

More... (http://www.news-medical.net/news/20160921/Genetic-testing-of-mtDNA-may-reveal-unknown-ancestry-that-influences-risk-for-breast-cancer.aspx)