This Week in PNAS

In the early, online edition of the Proceedings of the National Academy of Sciences, French researchers report on the interactions that two Lactobacillus bacteria (believed to have probiotic activity) have with the foodborne pathogen Listeria monocytogenes. In a mouse model of listeriosis infection, their array-based gene and microRNA expression profiling experiments indicate that treatment with Lactobacillus paracasei or L.

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Gene drives might run into biological resistance, the Economist reports.

Forensic experts exhumed painter Salvador Dalí's body to collect DNA for a paternity test, CBS News reports.

Yale Environment 360 writes that synthetic and conservation biologists aren't always on the same wavelength, but they are trying to reach an understanding.

In Science this week: full CRISPR locus integration complex structure, and more.