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A 2014 study based on SELECT data found that selenium supplementation increased the risk of high-grade prostate cancer in men who had a higher baseline selenium status. [ 14 ] [ 15 ] A 2014 Cochrane review found that SELECT raised concerns about a possible association between selenium supplements and an increase in risk of type 2 diabetes ...
Cancer prevention is the practice of taking active measures to decrease the incidence of cancer and mortality. [1] [2] The practice of prevention depends on both individual efforts to improve lifestyle and seek preventive screening, and socioeconomic or public policy related to cancer prevention. [3]
Methylselenocysteine, also known as Se-methylselenocysteine, is an analog of S-methylcysteine in which the sulfur atom is replaced with a selenium atom. It is an inhibitor of DMBA-induced mammary tumors [1] and a "chemopreventive agent that blocks cell cycle progression and proliferation of premalignant mammary lesions and induces apoptosis of cancer cell lines in culture."
Selenium is a component of the amino acids selenocysteine and selenomethionine. In humans, selenium is a trace element nutrient that functions as cofactor for glutathione peroxidases and certain forms of thioredoxin reductase. [1] Selenium-containing proteins are produced from inorganic selenium via the intermediacy of selenophosphate (PSeO 3 3 ...
Selenium trioxide is produced in the laboratory by the reaction of anhydrous potassium selenate (K 2 SeO 4) and sulfur trioxide (SO 3). [25] Salts of selenous acid are called selenites. These include silver selenite (Ag 2 SeO 3) and sodium selenite (Na 2 SeO 3). Hydrogen sulfide reacts with aqueous selenous acid to produce selenium disulfide:
JonBenét’s murder has confounded authorities since the 6-year-old beauty queen was reported missing from her sprawling Boulder, Colo., home.. Hours later, John Ramsey found the little girl’s ...
AirTags are incredible—they keep you from losing your important things (like keys, wallets, and even phones). And today, you can score your own four-pack for a jaw-dropping 30% discount.
The so-called "murder hornet" has been eradicated from the United States, five years after the invasive species was first discovered in Washington state, officials declared Wednesday. There have ...