Genetic heterogeneity

Genetic heterogeneity

The phenomenon that a single disorder may be caused by different allele or non-allele mutation. [ Turnpenny and Ellard, Emery's Elements of Medical Genetics, 13th Edition. Elsevier Limited, 2007. USBN 978-0-7020-2917-2 ] For example, Retinitis pigmentosum has autosomal dominant, autosomal recessive, and X-linked origins.


Wikimedia Foundation. 2010.

Игры ⚽ Нужен реферат?

Look at other dictionaries:

  • genetic heterogeneity — the production of identical or similar phenotypes by more than one genetic mutation; either by different mutant alleles at the same locus (allelic h.) or by mutations at two or more loci (locus h.) …   Medical dictionary

  • genetic heterogeneity — Occurs where the genetic determination of a given phenotype differs between individuals …   Glossary of Biotechnology

  • genetic disease, human — Introduction       any of the diseases and disorders that are caused by mutations in one or more genes (gene).       With the increasing ability to control infectious and nutritional diseases in developed countries, there has come the realization …   Universalium

  • Genetic Equidistance — The Genetic Equidistance phenomenon was first found by evolution biologist E. Margoliash in 1963 and published in PNAS, 50: 672 679. Margoliash wrote: It appears that the number of residue differences between cytochrome C of any two species is… …   Wikipedia

  • heterogeneity — See: genetic heterogeneity …   Glossary of Biotechnology

  • Genetic history of the British Isles — Population research using DNA is initiating research into the genetic history of the British Isles. Genetically, the population native to the British Isles is closely associated with the larger region of Western Europe, and in particular with the …   Wikipedia

  • Genetic history of Europe — European populations have a complicated demographic and genetic history, including many layers of successive migrations between different time periods, from the first appearance of Homo sapiens in the Upper Paleolithic to contemporary immigration …   Wikipedia

  • Genetic origins of the Turkish people — The migrations of Turkic speaking groups in Anatolia was a shift in language barrier between Altaic languages and Indo European languages. The nature of this exchange has been subject of long debates by the scientists. Anatolia and the medieval… …   Wikipedia

  • Genetic screen — This article is about a method to identify the functions of genes. For screening or testing for genetic diseases, see genetic testing. A genetic screen (often known as a phenotypic screen, or shortened to screen) is a procedure or test to… …   Wikipedia

  • heterogeneity — Heterogeneous state or quality. genetic h. the character of a phenotype produced by mutation at more than one gene or by more than one genetic mechanism. See genocopy. * * * het·ero·ge·ne·ity .het ə rō jə nē ət ē, .he trō …   Medical dictionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”