Dexamethasone stimulates osteoclast-like cell formation by directly acting on hemopoietic blast cells and enhances osteoclast-like cell formation stimulated by parathyroid hormone and prostaglandin E2. - Kaji,H.; Sugimonto,T.; Kanatani,M.; Nishiyama,K.; Chihara,K. (J Bone Miner Res, 1997)