Alzheimer's disease linked to mitochondrial damage

Alzheimer's disease linked to mitochondrial damage

LA JOLLA, Calif., April 3, 2009 -- Investigators at Burnham Institute for Medical Research (Burnham) have demonstrated that attacks on the mitochondrial protein Drp1 by the free radical nitric oxide—…
Sleep: Spring cleaning for the brain?

Sleep: Spring cleaning for the brain?

MADISON — If you've ever been sleep-deprived, you know the feeling that your brain is full of wool. Now, a study published in the April 3 edition of the journal Science has molecular and structural…
Sleep may help clear the brain for new learning

Sleep may help clear the brain for new learning

St. Louis, March 30, 2009 —A new theory about sleep's benefits for the brain gets a boost from fruit flies in this week's Science. Researchers at Washington University School of Medicine in St. Louis…