Genes & Molecules

As our understanding of the processes that underlie brain damage progresses, it becomes possible to use small-molecule drugs, such as antibiotics and anti-tumor drugs, to alter these processes.

Researchers throughout the world are pursuing a variety of new ways to repair or replace neurons and other cells in the brain. For the most part, these experimental approaches are still being worked out in animals and cannot be considered therapies for humans at this time.

Much as vaccinations eradicated many destructive diseases in the past, neuroscientists are engineering antibodies to try and treat degenerative diseases such as Alzheimer's and Parkinson's.

What happens in the brain of a person with Alzheimer's disease? This tour by the Alzheimer's Association explains how the brain works and how Alzheimer's affects it.

A classic film noir about love, addiction, and dopamine. Learn how drugs affect the brain in a dramatic black and white tale.