By a GenomeWeb staff reporter

NEW YORK (GenomeWeb News) – The Government Accountability Office said today that direct-to-consumer genetics companies may be "misleading" consumers about what their services do and engaging in deceptive marketing practices.

Following an investigation it conducted of some of the players in the industry, the GAO said that the tests offered by these types of firms currently "are of little or no use."

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

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

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.