Oxidants the key to diabetes, says DNA Nobel laureate

More than 60 years after he helped elucidate the helix structure of DNA, James Watson has put forward a new hypothesis that contradicts the current thinking on diabetes and antioxidants.

Writing in the Lancet this week, the 85-year old Nobel Laureate proposes that diabetes is caused by lack of oxidants rather than an excess of the supposedly harmful “reactive oxygen species”.