Mitogen-activated protein kinase p38 is a serin/threonine kinase originally isolated from lipopolysaccharide stimulated monocytes. There are 4 isoforms; p38-a activation has been most widely studied for inflammation...
C. Walker, and H. Wiesenfeld. Clinical Infectious Diseases: An Official Publication of the Infectious Diseases Society of America, (April 2007)PMID: 17342664.