New research tool for studying mitochondrial disorders and aging

Researchers at Karolinska Institutet in Sweden have developed a new research tool for studying how mitochondrial protein synthesis is affected by disease, pharmaceuticals, aging and different physiological situations such ...

Dietary restriction and life span in male and hermaphrodite worms

An organism's lifespan is known to be affected by its sex and diet, but where these two factors overlap biologically is not well understood. Researchers in Japan looked for clues in worms—C. elegans—that have two sexes: ...

Climbing the ladder to longevity: Critical enzyme pair identified

Experiment after experiment confirms that a diet on the brink of starvation expands lifespan in mice and many other species. But the molecular mechanism that links nutrition and survival is still poorly understood. Now, researchers ...