NEW YORK (GenomeWeb News) – Piper Jaffray today downgraded Cepheid to a Neutral rating from Overweight, saying a manufacturing issue related to its Xpert cartridges could negatively impact fourth-quarter revenues.

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In Nature this week: omic analysis of permafrost microbes, hookworm genome, and more.

Biologists turn to environmental DNA sampling to determine whether elusive or invasive species are shedding DNA in a given area.

Rob Knight writes at Scientific American that microbiome studies are about to break out of the laboratory.

Harold Varmus, the director of the National Cancer Institute, has announced that he is stepping down after nearly five years.