NEW YORK, Feb. 6 - Three years ago, a group of researchers in Washington state developed a microarray that could detect and monitor microbes in environmental samples. Their goal, to make a chip that can be used in the field for  bioremediation projects, happened to lead them to another discovery: a cheap and no-fuss way to make low-density microarrays.

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An Australian-led team has generated a draft genome assembly of the invasive cane toad in hopes it will help in population control, the Sydney Morning Herald reports.

The New York Times reports that the US Department of Defense has implemented about half the recommendations made to improve safe handling of dangerous agents.

In PLOS this week: approach for teasing out archaic introgression in human genomes, immune transcription features in HCV infection, and more.

Stat News reports that Maryland is promoting itself to the biotech industry with a mobile billboard.