Bone Abstracts

Microgravity causes adverse health problems to astronauts during space flight, especially to bone, heart, and muscles. The vascular system plays a central role in various organs and the skeletal tissues. This new environment makes vascular adaptation difficult. Nitric oxide plays an essential role in the vascular system by modulating basal vascular tone. An alteration of NO metabolism or bioavailability has been thought to be one of the main factors for vascular disorders. Res...