Despite suffering from bottom-line indigestion relating to the acquisition of MJ GeneWorks in August, Bio-Rad Laboratories has negotiated a $200 million line of credit to go after even more acquisitions, the company said in a conference call last week after the release of its fourth-quarter financials.

In the quarter, which ended Dec. 31, the company sold $200 million of 6.125-percent senior subordinated notes due 2014 in a private offering.

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Gene drives might run into biological resistance, the Economist reports.

Forensic experts exhumed painter Salvador Dalí's body to collect DNA for a paternity test, CBS News reports.

Yale Environment 360 writes that synthetic and conservation biologists aren't always on the same wavelength, but they are trying to reach an understanding.

In Science this week: full CRISPR locus integration complex structure, and more.