This Week in PNAS

In a study slated to appear online this week in the Proceedings of the National Academy of Sciences, researchers from Italy, the UK, and Australia described genomic efforts to characterize Haemophilus influenzae isolates that lack the outer capsule that's used for typing other strains of the pathogen. The team did whole-genome sequencing on 89 of these so-called "non-typeable" H. influenza isolates that were either involved in disease cases or carried without obvious symptoms. Along with data from eight non-typeable H.

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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.