21 December 2010
Vol 3, Issue 153

About The Cover

Cover image expansion

Online Cover This week features a Research Article that describes a signaling pathway that transmits mechanical force into increased bone cell proliferation, which may lead to the development of drugs targeting this pathway that could mimic the bone-building effects of mechanical stimulation. The image shows an artist's representation of an elbow connected to a force meter and a mechanical damper. [Image Credit: Chris Bickel, AAAS, and Thinkstock]