This Week in Cell

Researchers from Israel, the US, and the UK explore the evolutionary events that may reintroduce virulence to the attenuated polio virus strain used in vaccines. The team did a phylogenetic analysis focused on more than 400 circulating vaccine-derived polioviruses, folding in theoretical analyses and findings from new genome sequencing on attenuated oral polio vaccine type 2 viruses that were shed a couple weeks after vaccination in 11 vaccinated individuals.

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An Australian-led team has generated a draft genome assembly of the invasive cane toad in hopes it will help in population control, the Sydney Morning Herald reports.

The New York Times reports that the US Department of Defense has implemented about half the recommendations made to improve safe handling of dangerous agents.

In PLOS this week: approach for teasing out archaic introgression in human genomes, immune transcription features in HCV infection, and more.

Stat News reports that Maryland is promoting itself to the biotech industry with a mobile billboard.