| thiolysis | The cleavage of a chemical bond with the addition of coenzyme A to one part; analogous to hydrolysis and phosphorolysis. (05 Mar 2000) |
|---|---|
| thiomersal | Ethylmercury sodium salt, an antiseptic. (27 Sep 1997) |
| thiomersalate | Ethylmercury sodium salt, an antiseptic. (27 Sep 1997) |
| thiomethyladenosine | Adenosine carrying an -SCH3 group in place of OH at position 5'; the -SCH3 group is transferred to alpha-aminobutyric acid to form l-methionine in some bacteria. Methylthioadenosine is formed from S-adenosyl-l-methionine in the course of spermidine synthesis by loss of the alanine moiety. Synonym: thiomethyladenosine. (05 Mar 2000) |
| thionaphthene | <chemistry> A double benzene and thiophene nucleus, C8H6S, analogous to naphthalene, and like it the base of a large series of derivatives. Alternative forms: thionaphtene. Origin: Thiophene + naphthalene. Source: Websters Dictionary (01 Mar 1998) |
| thionein | The apoprotein of metallothionein. (05 Mar 2000) |
| thioneine | <chemical> Chemical name: 1H-Imidazole-4-ethanaminium, alpha-carboxy-2,3-dihydro-N,N,N-trimethyl-2-thioxo-, inner salt, (S)- (12 Dec 1998) |
| thionic | <chemistry> Of or pertaining to sulphur; containing or resembling sulphur; specifically, designating certain of the thio compounds; as, the thionic acids. Cf. Dithionic, Trithionic, Tetrathionic, etc. Origin: Gr. Brimstone, sulphur. Source: Websters Dictionary (01 Mar 1998) |
| thionine | <chemistry> An artificial red or violet dyestuff consisting of a complex sulphur derivative of certain aromatic diamines, and obtained as a dark crystalline powder. Synonym: phenylene violet. Origin: Gr. Brimstone, sulphur. Source: Websters Dictionary (01 Mar 1998) |
| thionins | Group of small, hydrophobic plant proteins of 45-50 residues that are toxic to animals. (18 Nov 1997) |
| thiono- | <prefix> Prefix sometimes used for thioxo-. (05 Mar 2000) |
| thionol | <chemistry> A red or violet dyestuff having a greenish metallic luster. It is produced artificially, by the chemical dehydration of thionine, as a brown amorphous powder. Origin: Thionine + -ol. Source: Websters Dictionary (01 Mar 1998) |
| thionoline | <chemistry> A beautiful fluorescent crystalline substance, intermediate in composition between thionol and thionine. Source: Websters Dictionary (01 Mar 1998) |
| thionucleosides | Nucleosides in which the base moiety is substituted with one or more sulfur atoms. (12 Dec 1998) |
| thionucleotides | Nucleotides in which the base moiety is substituted with one or more sulfur atoms. (12 Dec 1998) |