| tetrahydrozoline hydrochloride | A sympathomimetic agent related to ephedrine, used as a topical nasal and conjunctival decongestant; excessive amounts may convert an acute congestion into a chronic reactive hyperaemia. (05 Mar 2000) |
|---|---|
| Tetrahymena | Genus of ciliate protozoa frequently used in studies on ciliary axonemes, self splicing RNA and telomere replication. (18 Nov 1997) |
| tetrahymena pyriformis | A species of ciliate protozoa used extensively in genetic research. (12 Dec 1998) |
| tetrahymena thermophila | A species of ciliate protozoa used in genetic and cytological research. (12 Dec 1998) |
| tetrahymenina | A suborder of ciliate protozoa. most organisms are free-living in fresh water and many species are used extensively for experimental studies. (12 Dec 1998) |
| tetraiodophenolphthalein sodium | A radiographic contrast medium. The disodium salt was once used in radiography of the gallbladder. Synonym: tetraiodophenolphthalein sodium. (05 Mar 2000) |
| tetraisopropylpyrophosphamide | <chemical> N,n',n'',n'''-tetraisopropylpyrophosphamide. A specific inhibitor of pseudocholinesterases. It is commonly used experimentally to determine whether pseudo- or acetylcholinesterases are involved in an enzymatic process. Pharmacological action: cholinesterase inhibitor. Chemical name: Diphosphoramide, N,N',N'',N'''-tetrakis(1-methylethyl)- (12 Dec 1998) |
| tetrakishexahedron | <chemistry> A tetrahexahedron. Origin: Gr. Four times + E. Hexahedron. Source: Websters Dictionary (01 Mar 1998) |
| tetrakosane | <chemistry> A hydrocarbon, C24H50, resembling paraffin, and like it belonging to the marsh-gas series; so called from having twenty-four atoms of carbon in the molecule. Origin: Tetra- + Gr. Twenty. Source: Websters Dictionary (01 Mar 1998) |
| tetralogy | Synonym: tetrad. Origin: G. Tetralogia (05 Mar 2000) |
| tetralogy of fallot | A congenital heart anomaly which consists of pulmonary stenosis, ventricular septal defect, dextroposition of the aorta (aorta is on the right side instead of the left) and hypertrophy of the right ventricle. This condition results in a blue baby at birth due to inadequate oxygenation. Surgical correction is emergent. (27 Sep 1997) |
| tetralysine endopeptidase | <enzyme> E coli enzyme cleaves tetralysine into 2 dilysine Registry number: EC 3.4.99.- (26 Jun 1999) |
| tetramastia | Presence of four breasts on an individual. Origin: tetra-+ G. Mastos, breast (05 Mar 2000) |
| tetramastigote | A protozoan or other microorganism possessing four flagella. Origin: tetra-+ G. Mastix, whip (05 Mar 2000) |
| tetramastous | Having four breasts. (05 Mar 2000) |