The scavenging effect of selenium on peroxy radical was directly investigated with two kinds of selenium compound by means of electron spin resonance (ESR) technique.

The anti leukemia effects of organic selenium compound and inorganic selenium compound-sodium selenite were studied in K562 cells in culture with MTT colorimetric assay.

This article summarized the three toxic constituent of locoweed: aliphatic nitro compound, selenium and selenide, locoweed toxin (alkaloids).