| homologous | Corresponding in structure, position, origin, etc., such as the feathers of a bird and the scales of a fish, the antigen and its specific antibody, the allelic chromosomes. Compare: analogous. Origin: Gr. Homologos = agreeing, correspondent (18 Nov 1997) |
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| homologous antigen | <immunology> A homologous antigen is one which will attract and react with a specific antibody. (09 Oct 1997) |
| homologous antiserum | An antiserum in which there is complete correspondence between the content of antibodies and the antigenic material used for producing the antiserum. (05 Mar 2000) |
| homologous chromosome | <genetics> A pair of chromosomes containing the same linear gene sequences, each derived from one parent. The chromosomes tend to pair or synapse during mitosis. (14 Oct 1997) |
| homologous chromosomes | A pair of chromosomes containing the same gene sequences, each derived from one parent. (12 Dec 1998) |
| homologous desensitization | Loss of sensitivity only to the class of agonist used to desensitise the tissue. (05 Mar 2000) |
| homologous graft | <haematology> Grafts between two or more individuals allogeneic at one or more loci (usually with reference to histocompatibility loci). As opposed to autograft and xenograft. (18 Nov 1997) |
| homologous proteins | <molecular biology> Proteins that look similar and work in similar ways in different species. (09 Oct 1997) |
| homologous recombination | <molecular biology> Genetic recombination involving exchange of homologous loci. Important technique in the generation of null alleles (knockouts) in transgenic mice. (18 Nov 1997) |
| homologous series | A series of organic compounds, the succeeding members of which differ from each other by the radical CH2 (as in the fatty series). (05 Mar 2000) |
| homologous serotype | An antibody that was induced by a particular antigen and reacts with that antigen. (05 Mar 2000) |
| homologous serum jaundice | An obsolete term for viral hepatitis type B. (05 Mar 2000) |
| homologous stimulus | A stimulus that acts only on the nerve terminations in a special sense organ. (05 Mar 2000) |
| homologous tumour | <oncology> Any tumour which is composed of the same tissue as that in which it arose. (09 Oct 1997) |
| insemination, artificial, homologous | Human artificial insemination in which the husband's semen is used. (12 Dec 1998) |
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| transplantation, homologous | Transplantation between individuals of the same species. Usually refers to genetically disparate individuals in contradistinction to isogeneic transplantation for genetically identical individuals. (12 Dec 1998) |