When food is scarce, stress hormones direct the immune system to operate in "low power" mode to preserve immune function ...

Human skin cells have been reprogrammed into heart valve cells and then used to successfully transplant a pig heart valve into a rodent, led by the research of a Northeastern University professor. The ...

For the first time, researchers have shown that they can deliver those same reprogramming genes using RNA, the genetic material that normally ferries instructions from DNA to the cell's protein-making ...