Hypergravity stimulates collagens synthesis in human osteoblast-like cells: evidence for the involvement of p44/42 MAP kinases (ERK1/2). - Gebken,J.; Lüders,B.; Notbohm,H.; Klein,H.H.; Brinckmann,J.; Müller,P.K.; Bätge,B. (J Biochem, 1999)