A person open's her mouth as a cotton swab is inserted. (Tho-Ge/Pixabay via Courthouse News) (CN) — For those curious about when they might die, the answer may lie right beneath their noses — in their ...

Smoking may bring on changes in cells that are linked with many cancers, including breast and gynecological cancers, a new study finds. These changes could provide an early warning sign of cancer, ...

A research team has successfully identified a novel DNA damage repair pathway in human cells. This study is the first to discover that proteins present in the nuclear membrane of cells directly ...

A new test called CheekAge, based on a quick swab of cells in the mouth, might someday be used to predict how long a person has to live, developers report. The test tracks what are known as ...

Researchers have discovered how cells activate a last-resort DNA repair system when severe damage strikes. When genetic tangles overwhelm normal repair pathways, cells flip on a fast but error-prone ...

Share on Pinterest Researchers are saying that a simple cheek swab sample could hold key information about how a person is aging. Image credit: Courtney Hale/Getty Images. Scientists have long known ...

While most known types of DNA damage are fixed by our cells' in-house DNA repair mechanisms, some forms of DNA damage evade repair and can persist for many years, new research shows. This means that ...