The extracellular spaces are protected by the humoral immune response, in which antibodies produced by B cells cause the destruction of extracellular microorganisms and prevent the spread of intracellular infections.
Jackson Browne is currently dating Dianna Cohen. He has been in four celebrity relationships averaging approximately 4.3 years each. His two marriages have averaged 1.6 years each. Given Name: Clyde Jackson Browne.
New couple alert: Josh Groban and Kat Dennings are dating! The 33-year-old singer and the Two Broke Girls actress, 28, made their official debut as a couple at the Oct. 11 Carousel of Hope Ball. There, Groban gushed to  Entertainment Tonight about his new lady love. I do have such a lovely date tonight, the You Raise Me Up singer said.