Long noncoding RNAs play a key role in regulating gene expression in embryonic stem cells, researchers from Cold Spring Harbor Laboratory and Isis Pharmaceuticals report in Genome Research. The researchers turned to high-depth poly(A)+ RNA sequencing of mouse embryonic stem and neural progenitor cells to uncover differentially regulated lncRNA.

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Researchers report that deleting one gene from butterflies affects their wing coloration patterns, according to the Washington Post.

The Seattle Times writes that pharmacogenomics testing can help choose medications that may work best for people with depression.

In PNAS this week: genome sequencing of weevil symbionts, retinoid X receptor deletion in lung cancer metastasis, and more.

Sequencing could help combat foodborne illnesses, according to a blog post by Food and Drug Administration officials.