A study published in PNAS yesterday details a "unique" method for mapping DNA methylation changes across different cancer types. Researchers at the Ludwig Institute for Cancer Research measured quantitative methylation patterns in a set of about 400 candidate genes across 59 cancer cell lines and found that 78 of them are epigenetically changed, 35 are changed in only one tumor type, and seven are changed in more than one type of cancer.

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Microsoft co-founder Paul Allen also contributed to brain research, NPR reports.

The New York Times reports on the shifting interpretations of what some genetic variants mean over time.

In Cell this week: investigation of metastatic tumor evolution, more than 16,000 genetic variants introduced into the budding yeast model organism, and more.

MIT's Technology Review reports on Genentech's pursuit of personalized cancer vaccines.