The trace element selenium is an essential micronutrient that is required for the biosynthesis of selenocysteine-containing selenoproteins. Most of the known selenoproteins are expressed in the ...

Selenium, a trace mineral found in various foods and nutritional supplements, may inhibit progression toward esophageal cancer among people with Barrett's esophagus, a precancerous condition that ...

For the first time, research has shown how much of a critical role the natural antioxidant selenium plays at the earliest stages of a woman's fertility. "Selenium is an essential trace element found ...