| dimethylhydrazines | <chemical> Hydrazines substituted with two methyl groups in any position. Pharmacological action: carcinogens. (12 Dec 1998) |
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| dimethylmercury | A contaminant of seafood products synthesised in sediments from mercury and mercury-containing chemicals dumped in waters supporting marine life. The methylmercury is concentrated in aquatic life forms and can thus be deposited in fishes intended for human consumption. Probable cause of Minimata disease, a teratogenic condition characterised by multiple birth defects. An inorganic reagent. See: Minamata disease. Synonym: methylmercury. (05 Mar 2000) |
| dimethylnitrosamine | <chemical> N-nitrosodimethylamine. A nitrosamine derivative with alkylating, carcinogenic, and mutagenic properties. It causes serious liver damage and is a hepatocarcinogen in rodents. Pharmacological action: alkylating agents, carcinogens, mutagens. Chemical name: Methanamine, N-methyl-N-nitroso- (12 Dec 1998) |
| dimethylphenol | <chemistry> Any one of six metameric phenol derivatives of xylene, obtained as crystalline substances, (CH3)2.C6H3.OH. Origin: Xylene + -ol. Source: Websters Dictionary (01 Mar 1998) |
| dimethylphenylpiperazinium | A highly selective stimulant of autonomic ganglionic cells; used experimentally. Acronym: DMPP (05 Mar 2000) |
| dimethylpiperazine tartrate | A diuretic, also used as a uric acid solvent. (05 Mar 2000) |
| dimethylpolysiloxanes | Silicone polymers which consist of silicon atoms substituted with methyl groups and linked by oxygen atoms. They comprise a series of biocompatible materials used as liquids, gels or solids; as film for artificial membranes, gels for implants, and liquids for drug vehicles; and as antifoaming agents. (12 Dec 1998) |
| dimethylsulfide - acceptor oxidoreductase | <enzyme> Contains b-type haem and pterin molybdenum cofactor; distinct from dimethylsulfoxide reductase; mw 152 kD; from rhodobacter sulfidophilus Registry number: EC 1.8.99.- Synonym: me2so-acceptor oxidoreductase, molybdenum oxotransferase (26 Jun 1999) |