toxicitytrace elementsFOR a number of years a disorder in livestock has set a considerable farming problem in a district in County Limerick. In horses, this disorder in its severe form is shown by the loss of hair from mane and tail, with alteration in the growth and eventually loss, of ...
ToxicityLD50 orally in Rabbit: 6700 mg/kg IDLA1 mg Se/m3 MSDS Information ProviderLanguage SigmaAldrichEnglish ACROSEnglish ALFAEnglish Selenium Usage And Synthesis IntroductionSelenium was discovered by Berzelius and Gahn in1817 while investigating the lead chamber process for making sulfuric acid. They...
It came to medical notice later because of its toxicity to humans working in industry. It was also recognized as an important veterinary toxin. In 1954 the first hints of specific biological functions of selenium were discovered in microorganisms. Its essentiality for mammalian life was discovered i...
Selenium in ruminant nutrition: a review. The early interest in selenium related primarily to its toxicity, but since 1957 the element has been recognized as a dietary essential. The dietary requirement for selenium by most species is about .1ppm. Deficiencies of selenium in cat... CB Ammerman...
Selenium came to medical notice later because of its toxicity to industrial workers. Selenium was also recognized as an important veterinary toxin, which is seen in animals that have eaten high-selenium plants. In 1954, the first hints of specific biological functions of selenium were discovered in...
In this review article, papers on selenium concentrations in cow and human milk are reviewed in order to identify the main factors that affect these concentrations as well as the Se intake of lactating infants. Selenium intake and Se status of the mother seem to be the main factors that ...
Acute Selenium Toxicity Associated With a Dietary Supplement Selenium is an element necessary for normal cellular function, but it can have toxic effects at high doses. We investigated an outbreak of acute selenium p... MacFarquhar,Jennifer K. - 《Archives of Internal Medicine》 被引量: 187...
The toxicity of high selenium intake for cattle and horses is well known; a teratogenic action has been described for various animal species and cancerogenic and anti-cancerogenic effects have been claimed. The effect of chronic selenium intake in humans has been little studied. A survey in a...
ToxicityLD50 orally in Rabbit: 6700 mg/kg IDLA1 mg Se/m3 NFPA 704 0 30 Selenium priceMore Price(45) ManufacturerProduct numberProduct descriptionCAS numberPackagingPriceUpdatedBuy Sigma-Aldrich204307Selenium pellets, <5 mm particle size, ≥99.999% trace metals basis7782-49-25g$48.82024-03-01Buy...
Selenium was discovered 174 yr ago but, until 1957, was given little notice by biologists or was vilified as an agent that caused toxicity in grazing ruminants and horses in the northern Great Plains. After its status as an essential nutrient was established, Se received intense scrutiny, and...