Dna, Disease | featured news

With the cost of genetic sequencing plunging, more people, especially parents, are using DNA testing to uncover genetic diseases in their offspring.

Cambridge University scientists say they have seen four-stranded DNA at work in human cells for the first time and wonder if it might provide a target for the development of novel anti-cancer treatments.

The Food and Drug Administration is issuing regulatory letters to five genetic test makers, the first sign that the government is cracking down on companies that claim to use DNA samples to predict inheritable diseases.