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position effect

   Also found in: Dictionary/thesaurus, Medical, Legal, Wikipedia 0.01 sec.
position effect [pə′zish·ən i‚fekt]
(genetics)
Change in expressivity of a gene associated with changes in location on a chromosome, as from euchromatin to heterochromatin.
Inherent gene expression as influenced by neighboring genes.


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Discussions include recent advances in epigenetics in tumor initiation, progression, and metastasis; the importance of dietary and environmental elements of cancer epigenetics; basic science to groundbreaking discoveries in clinical practice, diagnostic and prognostic elements of epigenetics in cancer and advances in gene therapy, and emerging aspects, including RNA epigenetics, epigenomics, chromosomal position effects, and polycomb group genes in cancer.
Gear Ratio In addition to our observed backrest position effects on angle parameters (and especially trunk F/E), we also detected a GR effect.
The anogenital distance index, a predictor of the intrauterine position effects on reproduction in female house mice.
 
 
 
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