In the British Journal of Cancer this week, researchers in the US and Europe describe their comparison of three methods for detecting KRAS mutations in preserved colorectal cancer samples. The team used the Cobas KRAS Mutation Test, the Qiagen Therascreen KRAS Kit, and Sanger sequencing on 120 colorectal cancer samples, and found that the Cobas test detected six mutations not found by Sanger sequencing and eight mutations not found by the Qiagen kit.

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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.