| pallidum | Synonym: globus pallidus. Origin: L. Pallidus, pale (05 Mar 2000) |
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| microhemagglutination-Treponema pallidum test | A microtiter version of the Treponema pallidum haemagglutination test. Synonym: MHA-TP test. (05 Mar 2000) |
| treponema pallidum | The cause of syphilis, this is a microscopic bacterial organism called a spirochete, a worm-like spiral-shaped organism that wiggles vigorously when viewed under a microscope. Treponema pallidum was discovered in 1905 by the german bacteriologist fritz schaudinn (1871-1906) who named it, putting together the greek trepo (i turn) and nema (thread) with the latin pallida (pale) to make a pale turning thread. (12 Dec 1998) |
| Treponema pallidum haemagglutination test | A highly sensitive and specific test for the serologic diagnosis of syphilis; tanned sheep red blood cells are coated with the antigen of Treponema pallidum and, following absorption of non-specific patient serum antibody, a positive reaction with tanned sheep red blood cells and patient serum indicates the presence of specific antibody for Treponema pallidum in patient serum. Synonym: TPHA test. (05 Mar 2000) |
| Treponema pallidum immobilization reaction | A test for syphilis in which an antibody other than Wassermann antibody is present in the serum of a syphilitic patient, which in the presence of complement causes the immobilization of actively motile Treponema pallidum obtained from testes of a rabbit infected with syphilis. Synonym: TPI test, Treponema pallidum immobilization reaction. (05 Mar 2000) |
| Treponema pallidum immobilization test | A test for syphilis in which an antibody other than Wassermann antibody is present in the serum of a syphilitic patient, which in the presence of complement causes the immobilization of actively motile Treponema pallidum obtained from testes of a rabbit infected with syphilis. Synonym: TPI test, Treponema pallidum immobilization reaction. (05 Mar 2000) |