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*  GPX5
Thus, the encoded protein is selenium-independent, and has been proposed to play a role in protecting the membranes of ... type 1 Tat protein impairs selenoglutathione peroxidase expression and activity by a mechanism independent of cellular selenium ...
*  Sodium selenate
doi:10.1107/S2052520614007653 Bernd E. Langner "Selenium and Selenium Compounds" in Ullmann's Encyclopedia of Industrial ... Selenium produces a red hue in glass The molten glass is treated with sodium selenate and then arsenic trioxide to reduce the ... Overexposure to selenium in the diet leads to a condition known as selenosis. Selenosis occurs at blood levels greater than 100 ... Selenium is a trace essential element. Sodium selenate and selenite are also common in premix animal feed. Neither compound has ...
*  GPX4
Penglase S, Hamre K, Ellingsen S (2014). "Selenium prevents downregulation of antioxidant selenoprotein genes by methylmercury ... Kelner MJ, Montoya MA (1998). "Structural organization of the human selenium-dependent phospholipid hydroperoxide glutathione ... have been shown to be selenium-containing enzymes, whereas GPx6 is a selenoprotein in humans with cysteine-containing ... such as changes in methylmercury and selenium status. GRCh38: Ensembl release 89: ENSG00000167468 - Ensembl, May 2017 GRCm38: ...
*  Organoselenium chemistry
Oxidations involving selenium dioxide are often carried out with catalytic amounts of the selenium compound and in presence of ... Most selenium-dependent enzymes contain selenocysteine, which is related to cysteine analog but with selenium replacing sulfur ... Divalent selenium can also interact with soft heteroatoms to form hypervalent selenium centers. They also react in some ... Selenium belongs with oxygen and sulfur to the group 16 elements or chalcogens, and similarities in chemistry are to be ...
*  Selenium in biology
WebElements.com - Selenium National Institutes of Health page on Selenium Assay ATSDR - Toxicological Profile: Selenium Peter ... Selenium-containing proteins are produced from inorganic selenium via the intermediacy of selenophosphate (PSeO33−). Selenium ... A list of selenium-rich foods can be found on The Office of Dietary Supplements Selenium Fact Sheet. The most popular web ... Table A15: Selenium. Barclay, Margaret N. I.; Allan MacPherson; James Dixon (1995). "Selenium content of a range of UK food". ...
*  Chelates in animal nutrition
... selenium (Se) and zinc (Zn). Initially, such supplementation was by means of inorganic salts of essential trace elements. From ...
*  Selenium
... forms two oxides: selenium dioxide (SeO2) and selenium trioxide (SeO3). Selenium dioxide is formed by the reaction of ... Certain solids are selenium-rich, and selenium can be bioconcentrated by some plants. In soils, selenium most often occurs in ... Some of the selenium oxyhalides, such as selenium oxyfluoride (SeOF2) and selenium oxychloride (SeOCl2) have been used as ... named like selenium for the moon well before the discovery of selenium. Selenium is most commonly found as an impurity, ...
*  Selenium hexafluoride
Langner, B. E. (2005), "Selenium and Selenium Compounds", Ullmann's Encyclopedia of Industrial Chemistry, Weinheim: Wiley-VCH, ... Selenium hexafluoride is the inorganic compound with the formula SeF6. It is a colourless gas described as having a "repulsive ... In the U.S., OSHA and ACGIH standards for selenium hexafluoride exposure is an upper limit of 0.05 ppm in air averaged over an ... Additionally, selenium hexafluoride is designated as IDLH chemical with a maximum allowed exposure limit of 2 ppm. Lide, D. R ...
*  Selenium oxydichloride
... can be prepared by several methods, and a popular one involves the conversion of selenium dioxide to ... Selenium oxybromide SeOBr2 Selenous acid H2SeO3 "Selenium compounds (as Se)". Immediately Dangerous to Life and Health ... H2O The original synthesis involved the redistribution reaction of selenium dioxide and selenium tetrachloride. The compound ... Selenium oxydichloride is the inorganic compound with the formula SeOCl2. It is a colorless liquid. With a high dielectric ...
*  Selenium tetrafluoride
The first reported synthesis of selenium tetrafluoride was by Paul Lebeau in 1907, who treated selenium with fluorine: Se + 2 ... Konrad Seppelt, Dieter Lentz, Gerhard Klöter "Selenium Tetrafluoride, Selenium Difluoride Oxide (Seleninyl Fluoride), and Xenon ... "Action of Fluorine on Selenium Tetrafluoride of Selenium". Comptes Rendus de l'Académie des Sciences de Paris. 144: 1042. ... Selenium tetrafluoride (SeF4) is an inorganic compound. It is a colourless liquid that reacts readily with water. It can be ...
*  Selenium trioxide
Se2O5 It reacts with selenium tetrafluoride to form selenoyl fluoride, the selenium analogue of sulfuryl fluoride SeO3 + SeF4 ... Selenium atoms are 4-coordinate, bond lengths being Se-O bridging are 175 pm and 181 pm, non-bridging 156 and 154 pm. SeO3 in ... Selenium trioxide is difficult to prepare because it is unstable with respect to the dioxide: 2 SeO3 → 2 SeO2 + O2 It has been ... Selenium trioxide is the inorganic compound with the formula SeO3. It is white, hygroscopic solid. It is also an oxidizing ...
*  Selenium yeast
Total selenium in selenium yeast can be reliably determined using open acid digestion to extract selenium from the yeast matrix ... Furthermore, selenium yeast has been used in a wide range of studies aimed at examining the importance of selenium status in ... Beck M. Selenium and viral infections. In: Hatfield D, Berry MJ, Gladyshev VN, eds. Selenium: Its molecular biology and role in ... Dietary supplementation with selenium yeast has been used to study the effects of selenium status and the risk of developing ...
*  Selenium (software)
With the release of Selenium 2, Selenium RC has been officially deprecated in favor of Selenium WebDriver. Selenium Grid is a ... using class Selenium) is still supported. Selenium WebDriver is the successor to Selenium RC. Selenium WebDriver accepts ... Unlike in Selenium 1, where the Selenium server was necessary to run tests, Selenium WebDriver does not need a special server ... Selenium-Webdriver (Selenium 2.0) is fully implemented and supported in Python, Ruby, Java, and C#. Selenium Remote Control (RC ...
*  Selenium oxybromide
... can be prepared through the reaction of selenium dioxide and selenium tetrabromide. Selenium and selenium ... Selenium oxybromide (SeOBr2) is a selenium oxohalide chemical compound. ... dioxide are reacted with bromine to form selenium monobromide and selenium tetrabromide. Dissolving the selenium dioxide in the ... Selenium will dissolve in it, forming Se2Br2. Iron, copper, gold, platinum, and zinc are all attacked by SeOBr2. Lide, David R ...
*  Selenium pollution
Selenium poisoning can be passed from parents to offspring through the egg, and selenium poisoning may persist for many ... Substantial physiological changes may occur in fish with high tissue concentrations of selenium. Fish affected by selenium may ... Many benthic invertebrates can tolerate selenium concentrations up to 300 μg Se/L in their diet. Lemly, Dennis (1998). Selenium ... Selenium often causes a malformed fish fetus which may have problems feeding or respirating, distortion of the fins or spine is ...
*  Selenium hexasulfide
... is a chemical compound with formula Se2S6. Its molecular structure consists of a ring of two selenium and ... The reaction produces also cyclooctaselenium Se8 and all other eight-member cyclic selenium sulfides, except SeS7, and several ... and a New Route to Selenium Sulfides SenS8−n (n = 1−5): X-ray Crystal Structures of SeCl2(tht)2 and SeCl2·tmtu". Inorganic ... There are several isomers depending on the relative placement of the selenium atoms in the ring: 1,2 (with the two Se atoms ...
*  Selenium-79
... is a radioisotope of selenium present in spent nuclear fuel and the wastes resulting from reprocessing this fuel. ... Moreover, selenium is an essential micronutrient for many organisms (protection of cell membrane against oxidative damages) and ... In the presence of nitrate, even reduced forms of selenium could be easily oxidised and mobilised. "Home". Ptb.de. 22 June 2017 ... Due to redox-disequilibrium, selenium could be very reluctant to chemical reduction and would be released from the waste (spent ...
*  Selenium monochloride
... is an inorganic compound with the formula Se2Cl2. Although it is called selenium monochloride, a more ... Selenium monochloride is mainly used as a reagent for the synthesis of Se-containing compounds. Selenium monochloride exhibits ... Selenium monochloride was originally produced by the chlorination of selenium. An improved method involves the reaction of a ... mixture of selenium, selenium dioxide, and hydrochloric acid: 3 Se + SeO2 + 4 HCl → 2 Se2Cl2 + H2O A dense layer of selenium ...
*  Selenium deficiency
"Selenium intake and serum selenium in Finland: effects of soil fertilization with selenium" (PDF). American Journal of Clinical ... In Finland, selenium salts are added to chemical fertilizers, as a way to increase selenium in soils. Dietary supplements may ... In areas where selenium deficiency in livestock is a concern, selenium (as selenite) may be supplemented in feed. In some ... Xia, Y; Hill, KE; Byrne, DW; Xu, J; Burk, RF (2005). "Effectiveness of selenium supplements in a low-selenium area of China". ...
*  Selenium dioxide
The selenium starting material is reduced to selenium, and precipitates as a red amorphous solid which can easily be filtered ... CS1 maint: Multiple names: authors list (link) ; Collective Volume, 6, p. 946 Bernd E. Langner "Selenium and Selenium Compounds ... H2O Selenium dioxide is prepared by oxidation of selenium by burning in air or by reaction with nitric acid or hydrogen ... Selenium dioxide imparts a red colour to glass. It is used in small quantities to counteract the colour due to iron impurities ...
*  Selenium dibromide
... is a compound made of one selenium and two bromine atoms. It is 66.93% bromine and 33.07% selenium. It is ... "Selenium»selenium dibromide [WebElements Periodic Table]". www.webelements.com. Retrieved 19 December 2016. "SELENIUM DIBROMIDE ... "Selenium bromide Br2Se - PubChem". pubchem.ncbi.nlm.nih.gov. Retrieved 19 December 2016. ...
*  Selenium tetrachloride
When the reacting selenium is heated, the product sublimes from the reaction flask. The volatility of selenium tetrachloride ... It is one of two commonly available selenium chlorides, the other example being selenium monochloride, Se2Cl2. SeCl4 is used in ... 4 HCl Upon treatment with selenium dioxide, it gives selenium oxychloride:[page needed] SeCl4 + SeO2 → 2SeOCl2 Lide, David R. ( ... Selenium tetrachloride is the inorganic compound composed with the formula SeCl4. This compound exists as yellow to white ...
*  Selenium disulfide
Many selenium sulfides are known as indicated by 77Se-NMR spectroscopy. Selenium monosulfide, along with elemental selenium and ... Selenium disulfide is an inorganic compound with the chemical formula SeS2. Selenium disulfide was approved for medical use in ... Selenium monosulfide (SeS) is the only selenium compound so far identified as a carcinogen in animals.[unreliable source?] ... Selenium(IV) sulfide - pharmacy codes search engine Archived 2008-04-01 at the Wayback Machine. Chemicals of Selenium .Se ...
*  Selenium rectifier
... s have no warm-up time unlike high vacuum rectifiers. Selenium rectifiers were also cheaper and simpler to ... Selenium rectifiers have an operating temperature limit of 130 °C, and are not suitable for high-frequency circuits. Selenium ... It was possible to punch eighth inch discs from a sheet of selenium diode. GE claimed they could make reliable selenium diodes ... The alloy transistor proved to be too fast for the selenium diode recovery. To solve this problem a selenium diode was ...
*  Selenium meter
A selenium meter is a light-measuring instrument based on the photoelectric properties of selenium. The most common use of such ... The simplest type of match-needle selenium meter shows a clockhand on the meter's scale. This can be moved by turning one slice ... A compromise for expensive rangefinder or SLR or twin lens reflex cameras was to offer a selenium meter as optional device that ... The mechanical part of a selenium meter is an analog calculator which accepts exposure value and film speed as input parameters ...