Contents

21 January 2005
Vol 307, Issue 5708

About The Cover

Cover image expansion

COVER Polarized light micrograph of glucose, the body's major source of energy. In diabetes, glucose is not properly metabolized and accumulates to dangerously high levels in the blood. A special section in this issue examines the molecular pathogenesis of the most common form of diabetes (type 2), which is projected to soon reach epidemic proportions worldwide. See page 369. [Image: Eye of Science/Photo Researchers Inc.]