Sequencing the genes of a cancer cell turns up lots of genetic mutations — but some of them are harmless. The goal is to figure out which mutations are the troublemakers.
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Biologist Rob Knight, co-founder of the American Gut Project, recently moved the project to the University of California, San Diego's School of Medicine.
Casey A. Cass/University of Colorado
The Proton Semiconductor Sequencer from Ion Torrent Systems Inc. is a new DNA sequencing machine designed to sequence the entire human genome in about eight hours for $1,000.
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Watson, now 84, says sequencing helped explain his past sensitivity to certain drugs. But he didn't want to know everything his sequenced genome revealed about his health future.
Courtesy of Cold Spring Harbor Laboratory