Qiagen and Agilent both had strong stock gains during the past week, leading the BioCommerce Week Index of multi-platform molecular biology tool firms. Qiagen shares rose 10 percent, though the reason for the upward movement is not readily apparent. Agilent's shares climbed 9.78 percent, due largely to a report in the Wall Street Journal that the firm's semiconductor business could be sold as early as late this week for as much as $2.5 billion.

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Researchers hope to tease out the signature effects that different carcinogens leave on the genome to determine their contributions to disease, Mosaic reports.

The Wall Street Journal looks into the cost of new gene therapies.

An Imperial College London-led team reports that it was able to use a gene drive to control a population of lab mosquitos.

In PNAS this week: genomic effects of silver fox domestication, limited effect of mitochondrial mutations on aging in fruit flies, and more.