HSP70 stimulates cytokine production through a CD14-dependant pathway, demonstrating its dual role as a chaperone and cytokine. - Asea,A.; Kraeft,S.K.; Kurt-Jones,E.A.; Stevenson,M.A.; Chen,L.B.; Finberg,R.W.; Koo,G.C.; Calderwood,S.K. (Nat Med, 2000)