Researchers from Houston's Methodist Hospital Research Institute have identified a set of plasma peptides that could prove useful as biomarkers for the early detection of breast cancer.

Detailed in a study published this month in Clinical Chemistry, the work isolated six peptides generated by the zinc metallopeptidase carboxypeptidase N (CPN) that show measurably higher expression in patient plasma in early stage breast cancer.

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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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