This Week in PNAS

This week in the PNAS Early Edition, an international research team led by investigators at the University of British Columbia reports "insights, from genome and transcriptome analyses, into how [Grosmannia clavigera] tolerates conifer-defense chemicals, including oleoresin terpenoids, as they colonize a host tree." G. clavigera, the authors note, is a "critical component of" the current mountain pine beetle outbreak, as it is in symbiosis with mountain pine beetle, but pathogenic in lodgepole pine trees.

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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.

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

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

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