This Week in PNAS

This week in the PNAS Early Edition, researchers at the Washington University School of Medicine show that LRP6 silencing in breast cancer cells reduces Wnt signaling, cell proliferation, and tumor growth. Their results suggest that an LRP6 antagonist, Mesd, is a promising antitumor agent and potential therapeutic target for breast cancer subtypes with Wnt activation at the cell surface.

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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.