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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