Image of an isotope pattern screening technique for the selective detection of selenium (Se)-containing compounds using liquid chromatography (LC)-electrospray ionization mass spectrometry. Although ...

Although present in very small amounts, selenium (Se)-based compounds play important roles in protecting the body from oxidative stress, regulating thyroid hormones, strengthening the immune system, ...

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Selenium is a mineral found in the soil. It naturally appears in water and some foods. While people only need a very small amount, selenium plays a key role in your metabolism. Brazil nuts are are one ...