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DNA is a delicate molecule. Nick at Bitesize Bio lists five ways that it can be damaged -- and thus what to avoid when futzing around in the lab. Those five problems are: exposure to UV, mechanical shearing, phenol extraction, dessication, and heating. "Now you know," says Nick. "So go easy on your DNA samples!"

 

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Bloomberg reports that the DNA-for-cash deal reported in Kentucky might be a more widespread scam.

St. Jude Children's Research Hospital scientists have treated infants with X-linked severe combined immunodeficiency using gene therapy in an early phase study.

St. Louis Public Radio reports that some African Americans are turning to DNA ancestry testing to help guide genealogical searches.

In Nature this week: a genomic analysis of the snailfish Pseudoliparis swirei, ancient DNA analysis gives insight into the introduction of farming to England, and more.