epigenetic change

См. также в других словарях:

• epigenetic variation — Non hereditary and reversible variation; often the result of a change in gene expression due to methylation of DNA …   Glossary of Biotechnology

• Cellular differentiation — Cell differentiation redirects here. For the journal, see Cell Differentiation (journal). In developmental biology, cellular differentiation is the process by which a less specialized cell becomes a more specialized cell type. Differentiation… …   Wikipedia

• Carcinogenesis — For the scientific journal, see Carcinogenesis (journal). Cancers are caused by a series of mutations. Each mutation alters the behavior of the cell somewhat. Carcinogenesis or oncogenesis is literally the creation of cancer. It is a process by… …   Wikipedia

• Secreted frizzled-related protein 1 — The Secreted frizzled related protein (SFRP) family consists of five secreted glycoproteins in humans ( 300 amino acids in length) that act as extracellular signaling ligands. Each SFRP contains a cysteine rich domain (CRD) that shares 30 50%… …   Wikipedia

• Paramutation — In epigenetics, paramutation is an interaction between two alleles of a single locus, resulting in a heritable change of one allele that is induced by the other allele. Paramutation violates Mendel’s first law, which states that in the process of …   Wikipedia

• zoology — /zoh ol euh jee/, n., pl. zoologies. 1. the science or branch of biology dealing with animals. 2. a treatise on zoology. 3. the animal life of a particular region. [1660 70; ZOO + LOGY] * * * Branch of biology concerned with members of the animal …   Universalium

• Transmission des caractères acquis — La transmission des caractères acquis est un des mécanismes de l hérédité avancé pour expliquer la transmission de certaines modifications acquises par des êtres vivants au cours de leur existence à leurs descendants. L épigénétique est la… …   Wikipédia en Français

• Neolamarckisme — Jean baptiste Lamarck. Le néo lamarckisme est un mouvement qui apparaît vers la fin du XIXe siècle[réf. nécessaire] et remet au gout du jour ce qui a été retenu de la théorie de Lamarck en se basant sur les nouvelles découvertes généti …   Wikipédia en Français

• Gene — For a non technical introduction to the topic, see Introduction to genetics. For other uses, see Gene (disambiguation). This stylistic diagram shows a gene in relation to the double helix structure of DNA and to a chromosome (right). The… …   Wikipedia

• Microsatellite instability — Microsatellites are repeated sequences of DNA. Although the length of these microsatellites is highly variable from person to person, each individual has microsatellites of a set length. These repeated sequences are common, and normal. The most… …   Wikipedia

• Epigenetics — In biology, the term epigenetics refers to changes in gene expression caused by mechanisms other than changes in the underlying DNA sequence. These changes may remain through cell divisions for the remainder of the cell s life and may also last… …   Wikipedia