Latest Kuo-Fen Lee Stories
Frogs, dogs, whales, snails can all do it, but humans and primates can't.
More than 11,000 Americans suffer spinal cord injuries each year, and since over a quarter of those injuries are due to falls, the number is likely to rise as the population ages.
Among stem cell biologists there are few better-known proteins than nestin, whose very presence in an immature cell identifies it as a "stem cell," such as a neural stem cell.
New research at the Salk Institute for Biological Studies casts the role of a neuronal growth factor receptor â€” long suspected to facilitate the toxic effects of beta amyloid in Alzheimer's disease â€” in a new light, suggesting the molecule actually protects the neuron in the periphery from beta amyloid-induced damage.