An Even Keel

By adding a sensor to Escherichia coli, University of California, Berkeley's Jay Keasling and his colleagues improved the ability of the bacteria to make biofuel. As Technology Review notes, when biofuel precursors — fatty acids and ethanol — are out of proportion in the bacteria, production is not very efficient. The sensor reacts to fatty acid levels in the bacteria to balance them out.

To read the full story....

Register for Free.

...and receive Daily News bulletins.

Already have an account?
Login Now.

The UK's Human Fertility and Embryology Authority calls for consumer genetic testing companies to warn customers that testing could uncover family secrets, according to the Guardian.

Researchers have transplanted edited cells into mice that appear to combat cocaine addiction, New Scientist reports.

The New York Times reports that United Nations delegates have been discussing how to govern the genetic resources of the deep sea.

In PNAS this week: analysis of proteolytic enzymes secreted by circulating tumor cells, phylogenetic study of Fv1 evolution, and more.