A trio of mRNA molecules could help guard against the harmful effects of aging on immune cells, a study in mice finds. A new ...

Researchers have used an experimental mRNA therapy to make old immune cells in mice behave as if they were young again, ...

As we age, our immune system quietly loses its edge, and scientists have uncovered a surprising reason why. A protein called ...

What keeps some immune systems youthful and effective in warding off age-related diseases? In new research done on mice, scientists point the finger at a small subset of blood stem cells, which make ...

Toward the goal of elucidating endocrine system aging mechanisms, this study establishes the first single-cell aging atlas across multiple endocrine organs. The research reveals conserved aging ...

When young donor myeloid cells are transplanted into aging mouse brains, they quickly adopt aging phenotypes. In contrast, old myeloid cells transplanted in young brains take on a more youthful aspect ...

Aging compromises the lymphatic vessels (green) in tissue called the meninges (blue) surrounding the brain, disabling waste drainage from the brain and impacting cognitive function. Researchers at ...

Scientists have long assumed that once the smooth cartilage in a damaged knee wears away, the body has little chance of ...

Scientists find protein that reverses damage from aging, at least in mice. Feb. 6, 2013 — -- Did you see the Super Bowl commercial showing those old codgers acting like teenagers? It's enough to ...