Don’t let regulation stifle access (Image: Digital Vision/Getty)

A crackdown on firms selling gene tests direct to the consumer would come at a cost, argue Daniel MacArthur and Caroline Wright

AS WE enter the era of genomic medicine and affordable whole-genome sequencing, public understanding of genetics is becoming increasingly important. There are few better introductions to the complexities and uncertainties of modern genetics than allowing people to access their own DNA.

Unfortunately, recent attacks on direct-to-consumer (DTC) genetic testing by US regulators may signal a disproportionate crackdown that could limit this access. We believe that regulation is needed, but are …