This Week in PNAS

In the early, online version of the Proceedings of the National Academy of Sciences, researchers from China and the US describe DNA methylation profiles that appear to show promise for distinguishing tumor tissue from neighboring normal tissue, along with potential markers for diagnosing cancer and predicting metastases.

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Researchers have sequenced the northern white rhinoceros to gauge whether it could be brought back from the edge of extinction, the New York Times reports.

Bavaria expands its forensic genetic analyses to include DNA phenotyping, raising discrimination concerns.

Tufts University researchers found a role for miRNA in transmitting stress between generations, the Economist reports.

In Science this week: gut microbiome influences liver cancer growth, spread; and more.