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A morphogenetic gradient of hunchback protein organizes the expression of the gap genes Krüppel and knirps in the early Drosophila embryo |
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| Authors: | M Hülskamp C Pfeifle D Tautz |
| Affiliation: | Institut für Genetik and Mikrobiologie, Universit?t München, FRG. |
| Abstract: | |
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