Using optogenetics, researchers excite selected neurons to reinstate a fear memory that had been blocked.
On Thursday, the Associated Press reported that mice carrying Yersinia pestis ? the bacteria that cause bubonic plague -- had disappeared from a laboratory at the Public Health Research Institute, part of the campus of the University of Medicine and Dentistry of New Jersey. The university says it does not know what happened to the mice, first discovered missing two weeks ago. According to the AP, health experts reassured that there was ?scant public risk.? That?s not what Robert Brubaker,
September 17, 2005|