Ahead of the Bell: DNA testing companies

Chief executives from three genetic testing companies will appear on Capitol Hill Thursday as lawmakers examine the consequences of mass-marketing personalized DNA tests to the public.

GAO investigators say DNA tests give bogus results

A government investigator told members of Congress on Thursday that personalized DNA tests claiming to predict certain inheritable diseases are misleading and offer little or no useful information.

Consumer gene test results misleading

People who send off their saliva to genetic testing companies to find out their risk for prostate cancer or diabetes are likely to get different results, depending on the company they choose, government investigators told lawmakers on Thursday.

Personal DNA Tests Unreliable, Investigators Say

An undercover investigation by the Government Accountability Office found that four genetic testing companies delivered contradictory predictions based on the same person's DNA.

Feds: At-Home DNA Testing Unreliable

Direct-to-consumer genetics testing promises vital insight into your own DNA, but these mail-order spit tests are rife with mistakes and misleading information according a recent report by the Government Accountability Office (GAO). DNA - Science in Society - Forensic Science - Testing Services - United States