You and some 'cavemen' get a genetic checkup

Had an arrow in his back not felled the legendary Iceman some 5,300 years ago, he would have likely dropped dead from a heart attack. Written in the DNA of his remains was a propensity for cardiovascular disease.

Cell biology: Flushing out fats

The Wip1 protein is important for survival, but mutations that inactivate it carry some surprising features. "A lack of Wip1 results in an excessive immune reaction to infectious organisms, in some cases killing the host," ...

Improving health with the power of purple

Tomato plants, bearing rich purple fruit, line the inside of Biology Professor Zheng-Hui He's lab in the San Francisco State University Greenhouse. The unusually colored plants are the result of He's research, exploring how ...