Researchers from Yonsei University and other centers in Korea search for guide RNAs to target specific KRAS mutations in cancer cells using the CRISPR-Cas9 genome-editing approach. After screening for effective KRAS-editing guide RNAs in a cell line containing a fluorescent reporter system, the team validated the most promising guide RNAs in cancer cell lines with wild type KRAS or versions of the gene containing mutations of interest.

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The New York Times Magazine writes that proteomics might be better poised than genomics to say when someone is falling ill.

In an editorial, Nature calls for the end to the exploitation of foreign postdocs.

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