A team at Stanford University has reversed memory loss in old mice by flooding their brains with spinal fluid taken from young animals. The finding may hold promise for Alzheimer's research.
The memory of aging mice improved when they received a substance found in the spinal fluid of young animals and young people. The finding suggests a new approach to treating Alzheimer's disease.
Scientists are using MRI scans to understand how mental illness shows up in the bran. But new research raises concerns that existing studies are not reliable because the sample sizes are too small.