Evidence from Drosophila suggests that Hox genes not only specify regional identity, but have the additional function of repressing antennal development within their normal domains. This is dramatically demonstrated by a series of Hox mutants in the red flour beetle, Tribolium castaneum, and is likely an ancient function of Hox genes in insects.
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http://dx.doi.org/10.1016/s1055-7903(02)00205-1 | DOI Listing |
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