Young mouse blood can reverse declines in the brains of older mice
Injecting old mice with young mouse blood improved memory and learning.
Young blood may be beneficial to reverse age-related decline.
Two proteins thrombospondin-4 and SPARC-like protein 1 (SPARCL1) are responsible.
Increase nerve connections in the brain that deteriorate over time and in dementia.
Needs to understand more on how the two proteins increase cell growth to start human trials.
Study by Stanford University School of Medicine, published in Proceedings of the National Academy of Sciences.