What animals can tell us about hemorrhage, organ transplants and aging
...thermic or have suffered massive blood loss. No fountain of youth -- yet Human life expectancy has been greatly enhanced by advances in disease prevention and treatment. But what do we know about how and why we age, and can we slow the aging process? In the symposium, "Comparative biology of aging in ...... Autophagy may even provide a clue to the mythical fountain of youth. Autophagy activity is known to decrease with aging, and experiments in which autophagy was blocked in the C. elegans nematode worm resulted in dramatically shorter life spans for the 1 millimeter creatures. Conversely, more autophagy may pr...