pleiotropic gene

a gene that produces many apparently unrelated effects in the phenotype.

Medical dictionary. 2011.

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  • Pleiotropic — Multiple effects from a single gene. For example, the Marfan gene is pleiotropic with widespread effects and can cause long fingers and toes (arachnodactyly), dislocation of the lens of the eye, and dissecting aneurysm of the aorta. * * *… …   Medical dictionary

  • pleiotropic — adjective Date: 1938 producing more than one effect; especially having multiple phenotypic expressions < a pleiotropic gene > • pleiotropy noun …   New Collegiate Dictionary

  • Gene — The basic biological unit of heredity. A segment of deoxyribonucleic acid (DNA) needed to contribute to a function. An official definition: According to the official Guidelines for Human Gene Nomenclature, a gene is defined as a DNA segment that… …   Medical dictionary

  • NOG (gene) — Noggin, also known as NOG, is a human gene.cite web | title = Entrez Gene: NOG noggin| url = http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene Cmd=ShowDetailView TermToSearch=9241| accessdate = ] PBB Summary section title = summary text = The… …   Wikipedia

  • NHS (gene) — Nance Horan syndrome (congenital cataracts and dental anomalies) Identifiers Symbols NHS; CXN; DKFZp781F2016; DKFZp781L0254; FLJ22511; SCML1 External IDs …   Wikipedia

  • DDR2 (gene) — Discoidin domain receptor family, member 2, also known as DDR2 or CD167b (cluster of differentiation 167b), is a human gene.cite web | title = Entrez Gene: DDR2 discoidin domain receptor family, member 2| url =… …   Wikipedia

  • Antagonistic pleiotropy hypothesis — The antagonistic pleiotropy hypothesis was first proposed by George C. Williams in 1957 as an explanation for senescence. [Williams, G.C. 1957. Pleiotropy, natural selection, and the evolution of senescence. Evolution 11:398–411.] Pleiotropy is… …   Wikipedia

  • Pleiotropy — This article is about genetic pleiotropy. For drug pleiotropy, see Pleiotropy (drugs). Pleiotropy occurs when one gene influences multiple phenotypic traits. Consequently, a mutation in a pleiotropic gene may have an effect on some or all traits… …   Wikipedia

  • Cis-regulatory element — A cis regulatory element or cis element is a region of DNA or RNA that regulates the expression of genes located on that same molecule of DNA (often a chromosome). This term is constructed from the Latin word cis, which means on the same side as …   Wikipedia

  • coloration — colorational, adj. colorationally, adv. /kul euh ray sheuhn/, n. appearance with regard to color arrangement or use of colors; coloring: the bold coloration of some birds. [1605 15; COLOR + ATION] * * * ▪ biology Introduction       in biology,… …   Universalium

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