Betel nut, the seed of the areca palm fruit, is often chewed inside a betel leaf with lime. The practice has been known for its psychoactive effects, including heightened alertness and euphoria.

When an actin filament bends during cell movement, older actin deforms differently than newer actin, allowing regulatory proteins to tell the two states apart. Inside the leading edge of a crawling ...

Suicide gene therapy using adenovirus encoded nitroreductase and CB1954 in patients with locally relapsed prostate cancer No significant financial relationships to disclose. This is an ASCO Meeting ...

Scientists analyzed preserved dental plaque from a woman at a 4,000-year-old burial site and said they found evidence of betel nut use. Outside researchers say more evidence is needed to establish ...