Dithiothreitol (DTT) is the common name for a small-molecule redox reagent known as Cleland`s reagent. DTT`s formula is C4H10O2S2 and the molecular structure of its reduced form is shown at the right; its oxidized form is a disulfide bonded 6-membered ring (shown below). Its name derives from the four-carbon sugar, threose. DTT has an epimeric (.....
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http://en.wikipedia.org/wiki/Dithiothreitol
<chemical> A reagent commonly used in biochemical studies as a protective agent to prevent the oxidation of sh (thiol) groups and for reducing disulphides to dithiols. ... Pharmacological action: sulfhydryl reagents, expectorants. ... Chemical name: 2,3-Butanediol, 1,4-dimercapto-, (R*,R*)- ... (12 Dec 1998) ...
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http://www.encyclo.co.uk/local/20973
(= Cleland's reagent) Used to protect sulphydryl groups from oxidation during protein purification procedures or to reduce disulphides to sulphydryl groups.
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Type: Term Pronunciation: dī-thī′ō-thrē-tol Definitions: 1. A donor of thiol groups used in biochemical and pharmacologic studies. Synonyms: Cleland reagent
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http://www.medilexicon.com/medicaldictionary.php?t=26225
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