date:Apr 15, 2013
ustion. Several hours later these neurons suddenly die, as if they were excited to death. As a result, neuroscientists have dubbed this class of chemicals excitotoxins.
For years it was believed the blood-brain barrier would prevent harmful substances from entering the interior of the brain. However, it is now recognized that many conditions can cause the blood-brain barrier to provide insufficient protection. Health conditions such as Alzheimer's disease, autism, brain injury, brain tumors, he