Breast Cancer Sequencing Study Finds Many Metastatic Mutations are Undetectable in Primary Tumor | GenomeWeb

By Julia Karow

This article, originally published Oct.7, has been updated with comments from an author of the study.

A primary breast cancer acquired several new mutations in its protein-coding regions as it progressed toward metastasis, according to a new report by Canadian researchers, who argue that studying these mutations might help scientists understand why cancers become treatment resistant.

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