Phagocytosis of wear debris by osteoblasts affects differenziation and local factor production in a manner dependent on particle composition. - Lohmann,C.H.; Schwartz,Z.; Koster,G.; Jahn,U.; Buchhorn,G.H.; MacDougall,M.J.; Casasola,D.; Liu,Y.; Sylvia,V.L.; Dean,D.D.; Boyan,B.D. (Biomat, 2000)