Common genetic test often wrong when identifying rare disease-causing variants such as BRCA1 and BRCA2, study says
A genetic test used to detect common traits many people share is not reliable in identifying rare disease-causing variations, such as those that can predict breast and ovarian cancer, a new study has found. The SNP test, which stands for “single nucleotide polymorphism,” is used by direct-to-consumer DNA and ancestry companies to identify common traits
Continue Reading