Selenium Flashcards
is it a trace element, vitamin, or mineral? Selenium
trace element
what are its five functions? Selenium
antioxidant, protective of cancer, replace vitamin E, thyroid, elevates mood
what’s the enzyme associated with its antioxidant function? Selenium
glutathione peroxidase
which cancer has it been found to protect against? Selenium
skin cancer in one study but it hasnt been replicated
what are the two deficiency symptoms in humans? Selenium
painful muscles, keshan disease
whats the deficiency symptoms in animals? Selenium
muscular dystrophy
where was keshan disease found? Selenium
China and it was seasonal
what three things happen with keshan disease? Selenium
congestive cardiomyopathy, heart failure and pulmonary edema
what causes keshan disease to form? Selenium
low selenium in soil plus virus, virus created mutations that increased selenium requirements
how did animals get toxicity of this? Selenium
grazing animals eating accumulator plants which has 10XRDI
what were the seven toxicity symptoms among animals? Selenium
staggers, stiffness, lameness, emaciation, death, hair loss, lesions
what are the three main food sources? Selenium
main one is brazil nuts, seeds, organ meats
