At Omics! Omics!, Keith Robison asks why genomes may not fully assemble. Taking the example of the platypus genome, Robison walks through three possible reasons why assemblies "go bad." First, the platypus genome is chock-full of repeated sequences which can affect assembly. Next, Robison says that either random or non-random under-sampling may have occurred — non-random under-sampling may be due to regions that don't do well growing up in E. coli or that don't PCR up well.

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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.