The cerebrospinal fluid from young mice is awash with factors that keep the brain sharp. Now, scientists led by Tony Wyss-Coray at Stanford University in Palo Alto, California, report that when ...

For a human, one of the first signs someone is getting old is the inability to remember little things; maybe they misplace their keys, or get lost on an oft-taken route. For a laboratory mouse, it’s ...

Researchers identified a protein in the fluid that could boost the cognition of aging animals — and might lead to future treatments for people. By Benjamin Mueller Five years ago, Tal Iram, a young ...

Bagged in three layers of meninges and selectively fenced off by the blood brain barrier, our central nervous system (CNS) interacts within strict limits with our immune system. Protective ...