Alzheimer's - Could the Brain Be Trying to Protect Us?
Week of October 28
In the effort to understand Alzheimer’s disease, an intriguing idea has arisen suggesting that the plaque build-up in the brain, which causes the disease, is actually a result of the brain trying to protect itself.
The plaque is a gathering of protein called amyloid-beta, and a series of experiments with mice revealed that the protein binds to invading microbes in the brain...
Genes That Protect the Heart
Week of October 21
Dave: Apparently, Icelanders have a mutation that protects them from heart disease!
Norbert: Well, I guess it’s only fair considering those bitter winters they endure.
Dave: Actually... I hear it’s not that bad and it’s really beautiful there.
Norbert: Yeah... not fair huh?
And now we know one of their genes lacks twelve letters in the genetic code that reduces their heart attack risk... More »