A new approach for activating chemical reactions based on the element selenium has been tested by scientists. They demonstrated that selenium can form bonds similar to those of hydrogen bonds, ...

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 ...

High-dose supplementation with both the trace element selenium and vitamin E increase the risk of high-grade prostate cancer. But importantly, this risk depends upon a man’s selenium status before ...