This Week in PLOS

In PLOS One, researchers with Chronix Biomedical and other centers in Göttingen, Germany, report on a method used to track down canine cancer markers and later detect them in circulating, cell-free DNA in the dogs' blood. The group identified and verified copy number shifts and structural glitches in five mammary carcinoma tumors from three subtypes using sequencing and digital droplet PCR, respectively.

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This Week in PLOS

This Week in PLOS

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This Week in PLOS

This Week in PLOS

In Science this week: swapping yeast genes with human orthologs to study conservation of function, and more.

Hong Kong is using DNA phenotyping to shame litterers.

A study appearing in Cell suggests some metastatic castration-resistant prostate cancer patients could benefit from PARP inhibitor therapy.

NIH's Francis Collins writes that scientific advances are poised to help populations all over the world, but more scientists are needed to keep the momentum.