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epigenetic
(redirected from epigenetically)

    Also found in: Medical, Encyclopedia 0.06 sec.
ep·i·gen·e·sis  (p-jn-ss)
n.
1. Biology The theory that an individual is developed by successive differentiation of an unstructured egg rather than by a simple enlarging of a preformed entity.
2. Geology Change in the mineral content of a rock because of outside influences.
epi·ge·netic (-j-ntk) adj.
epigenetic [ˌɛpɪdʒɪˈnɛtɪk]
adj
1. (Life Sciences & Allied Applications / Biology) of or relating to epigenesis
2. (Life Sciences & Allied Applications / Biology) denoting processes by which heritable modifications in gene function occur without a change in the sequence of the DNA
epigenetically  adv


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Out side factors during development can change which DNA segments are epigenetically modified, setting the stage for traits that linger into adulthood.
Nurture takes the spotlight: decoding the environment's role in ... by Brownlee, Christen / Science News
Therefore, environmental factors that affect DNA methylation patterning during development can potentially influence adult phenotype via alterations in CpG methylation at epigenetically labile regions in the genome.
Maternal genistein alters coat color and protects [A.sup.vy] mouse ... by Jirtle, Randy L. / Environmental Health Perspectives
A seminal finding that monozygotic twins are epigenetically indistinguishable early in life but, with age, exhibit substantial differences in epigenetic markers underscores the important role played by the environment in shaping the epigenome (Fraga et al.
Epigenetics: environmental instructions for the genome by Archer, Trevor K. / Environmental Health Perspectives
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