In mice, cancer cells genetically modified to express an anticancer cytokine home to tumors and can reduce their growth.
February 24, 2010|
Underwater mud can conduct electricity, possibly with the help of bacteria in the sediment -- a result that helps explain the large amount of electrical activity researchers have detected in ocean sediments, a linkurl:study published;http://www.nature.com/nature/journal/v463/n7284/full/nature08790.html in this week's in __Nature__ reports. The finding could change how researchers think about microbes' contributions to geochemical processes. Grey, orange and white layers of mud from the Bay