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homeotic mutation

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homeotic mutation

[′hō·mē‚äd·ik myü′tā·shən]
(genetics)
A gene whose mutation in Drosophila can lead to the substitution of one body part for another, such as a leg for an antenna.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive
SUPERMAN, a regulator of floral homeotic genes in Arabidopsis.
Molecular characterization of the Arabidopsis floral homeotic gene APETALAI.
Akam, "The role of homeotic genes in the specification of the Drosophila gonad," Current Biology, vol.
He was rewarded for his perseverance with the Nobel Prize in 1995 for his work on the homeotic genes that control segmentation in early development.
EGF secretion has been linked to HOX genes transcriptional mechanisms implying that homeotic genes have a permissive role in controlling EGF gene expression (6).
Loss-of-function studies and cloning of floral homeotic genes suggest that the lemma/palea of grasses are developmentally analogous to sepals (Bowman, 1997; Ambrose et al., 2000; Prasad et al., 2001).
But it is surely rather literal of Mother Nature to lay these homeotic genes out in the order of their use."
Genes that control the temporal dimension of development, heterochronic genes, can be thought of as the temporal analogs of the homeotic genes, which regulate spatial dimensions (e.g., anterior-posterior, dorsal-ventral axes) during development of metazoans.
Hu et al., "Rice MADS6 interacts with the floral homeotic genes SUPERWOMAN1, MADS3, MADS58, MADS13, and DROOPING LEAF in specifying floral organ identities and meristem fate," Plant Cell, vol.
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