Researchers at Texas A&M have developed a nasal spray that appears to reverse brain aging by calming inflammation and restoring the brain’s energy systems. After just two doses, memory and cognitive ...

Cytotoxic T-lymphocyte antigen 4 (CTLA4) is a co-receptor expressed by activated, memory T cells and regulatory T cells 1,2,3,4,5,6. It is a homodimer that can bind to the homodimeric ligands CD80 ...

The authors thank those who have greatly devoted themselves to this study, including nurses, pathologists, further-study doctors, statisticians, reviewers, and editors. They were not financially ...