Yale researchers identify key genetic switch for brain maturation.
A new finding by Harvard stem cell biologists turns one of the basics of neurobiology on its head, demonstrating that it is possible to turn one type of already differentiated neuron into another within the brain.
Video depicting the flow of transport vesicles containing NgCAM, an axonal protein. (Courtesy of Don Arnold and Sarmad Al-Bassam)
The human brain contains over 100 billion neurons, and roughly 1 quintillion synapses. But how did it all get started? How did the first nervous systems, the first brains evolve? How did a bunch of simple cells evolve into a biological computer?