
Researchers believe they have discovered a group of cells that trigger autoimmune disease, as well as the molecular ‘trigger guard’ that normally holds them in check. These previously undetected cells are renegade versions of the cells that make the ‘high affinity’ antibodies required for long-term immunity.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/bbSNUXWdpsE/150512164526.htm