Regulation of Sugar Metabolism by Bones (IMAGE) Columbia University Irving Medical Center Caption Osteocalcin produced by cells in bone interacts with beta cells in the pancreas and fat cells to improve the body's ability to handle sugar and keep fat mass low. Credit Nancy Heim, Columbia University Medical Center, August 2007. Usage Restrictions This image can only be used after the embargo breaks on Thursday, Aug. 9, 2007 at Noon ET. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.