Researchers from the University of North Carolina this week published new data on the role of microRNA-122 in hepatitis C infection, detailing the specific degradation pathways against which the miRNA protects the virus.

The findings, which appeared in the Proceedings of the National Academy of Sciences, suggest that miR-122 not only protects the HCV genome from enzymatic decay, but has a variety of additional functions that are vital for viral replication.

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In PLOS this week: phylogenetic study of hepatitis E viruses in Swedish moose, recombination sites in the honeybee genome, and more.

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