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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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Nature News reports that researchers in Japan hope to soon test the use of reprogrammed stem cells to treat damaged corneas.

A new approach may help limit the number of fish that are mislabeled at markets or restaurants, according to New Scientist.

At Slate, the R Street Institute's Nila Bala discusses the privacy rights of suspects that genetic genealogy approaches in law enforcement bring up.

In PNAS this week: numerous mobile genetic elements contribute to Vibrio cholerae drug resistance, troponin I mutations in sudden infant deaths, and more.