Oct 15, 2014

Embryonic stem cells clear key hurdle in eye trial

Embryonic stem cells transplanted into 18 patients with deteriorating eyesight restored some vision in more than half of the volunteers, researchers in the longest study into the fledgling technology reported Tuesday. Stem cells derived from embryos “could provide a potentially safe new source of ...

Scientists produce propane fuel from gut bacteria

Sep 4, 2014

Scientists produce propane fuel from gut bacteria

Driven by the quest for an abundant, nonpolluting alternative to fossil fuel, scientists have developed a method to produce propane using sugar and the gut bacteria E. coli. Though still far from being commercially viable, the inventors of the process hope it will one ...

Aug 14, 2014

Injecting bacteria shrinks tumors in experiment

Common soil bacteria that were injected into solid cancers in dogs and one human shrank many of the tumors, scientists reported on Wednesday. The preliminary findings offer hope that the experimental treatment could turn out to be more effective than existing cancer therapies for ...

Aug 13, 2014

FDA approves first DNA-based test for colon cancer

The U.S. Food and Drug Administration on Monday approved the first screening test for colon cancer that uses patients’ DNA to help spot potentially deadly tumors and growths. The Cologuard test from Exact Sciences detects irregular mutations in stool samples that can be an ...

Jul 18, 2014

Wheat's genome is unveiled

As far as agricultural genome research goes, this may be the best thing since sliced bread — wheat bread, that is. An international team of scientists Thursday unveiled a genetic blueprint of wheat in an accomplishment that may help guide the breeding of varieties ...