The winners of the 2008 Nobel prize in chemistry are Osamu Shimomura, Martin Chalfie, and Roger Tsien for their work on green fluorescent protein. Shimomura first isolated GFP from a jellyfish and showed that it glows under UV light; Chalifie demonstrated that it could tag cells; and Tsien worked on getting it to produce other colors.

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A new study in JAMA finds that genetic tests might not be able to determine what diet is right for someone seeking to lose weight.

A genome-wide association study that linked common genetic variants to salivary gland carcinoma risk has been retracted, according to Retraction Watch.

Vampire bats' ability to live off blood is etched in their genomes and gut microbiomes, the Scientist reports.

In Genome Biology this week: peopling of the Sahara, epigenetic reprogramming analysis of liverwort, and more.