early testing for alzheimer's

Category B - full version without watermark 720x576 (check terms and conditions at www.teledesign.de) The version with watermark is for free to embed - Since spinal fluid bathes the entire central nervous system, its components can serve as markers for whats going on in the brain. Although the precise biological course of Alzheimers is murky, many scientists theorize that amyloid-beta accumulates in the brain early in the disease process, leaving less to circulate in the spinal fluid. Later, tau is released from dying brain cells into the spinal fluid, increasing tau levels there.