Download Selenium: Chemistry, Analysis, Function and Effects by Victor R Preedy (ed.) PDF

By Victor R Preedy (ed.)

Although poisonous in huge doses, selenium is a necessary hint mineral within the animal nutrition and in a few crops. It has a task in making antioxidant enzymes and a specific function within the functioning of the thyroid gland. This quantity examines the chemical job of selenium and its useful future health results eg in the direction of cancers, within the center and mind. It additionally covers different parts corresponding to practical nutrients enrichment, entire physique metabolism, and the results of selenium deficiency on health.

Part of The nutrients and dietary parts in concentration sequence, this edited quantity swimming pools wisdom throughout clinical disciplines in a fashion that raises its applicability to a variety of audiences. Victor Preedy’s personal distinctive occupation in dietary technological know-how has made him a prolific writer of study articles and books during this region, and this venture fills a niche in offering complete synopses of nutrients components.

Chemists, analytical scientists, forensic scientists, foodstuff scientists, in addition to path teachers will all make the most of this interdisciplinary identify written through overseas specialists during this area.

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Additional info for Selenium: Chemistry, Analysis, Function and Effects

Example text

Selenocysteine redefinition elements (SRE). SECIS-like structures immediately downstream of UGA in eukaryotic selenoprotein mRNAs. STOP codon. The codons UAA, UAG, and UGA interact with translational release factors, proteins that mediate chain termination during protein biosynthesis. The UGA codon can be recoded to mediate Sec incorporation in the presence of a cognate Sec-tRNA[Ser]Sec. Chain elongation at stop codons is also called nonsense-suppression. tRNA modifications. Occur at several positions in tRNA[Ser]Sec, but only those in the anticodon loop, mcm5Um34 and i6A37 enhance selenoprotein expression.

G. , 2008. Food-chain selenium and human health: spotlight on speciation. British Journal of Nutrition. 100: 238–253. Rosa, R. , Moura, D. , Romano e Silva, A. , Saffi, J. and Pegas- Henriques, J. , 2007. Antioxidant activity of diphenyl diselenide prevents the genotoxicity of several mutagens in Chinese hamster V79 cells. Mutation Research. 63: 44–54. Rosman, K. J. R. and Taylor, P. D. , 1998. Isotopic composition of the elements 1997. Pure and Applied Chemistry. 70: 217–235. , 2004. Organoselenium compounds as potential therapeutic and chemo preventive agents: a review.

World Health Organization, Food and Agriculture Organization and International Atomic Energy Agency Expert Group, 1996. Trace Elements in Human Nutrition and Health. WHO, Geneva. Young, V. , Nahapetian, A. , 1982. Selenium bioavailability with reference to human nutrition. American Journal of Clinical Nutrition. 35: 1076–1088. , Li, P. , 2014. Understanding the paradox of selenium contamination in mercury mining areas: high soil content and low accumulation in rice. Environmental Pollution. 188: 27–36.

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