NEW YORK (GenomeWeb News) – Temperature stress may prompt some bacteria to take on mutations associated with antibiotic resistance, even in the absence of such drugs, a BMC Evolutionary Biology study suggests. French and American researchers grew Escherichia coli bacteria in different combinations of temperature conditions and food sources. When they sequenced clones from the resulting populations, they discovered examples of E.

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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.

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