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Fig. 4. DapANTP specifies thoracic identities in the Drosophila head. (A-C) Transformation of adult heads into thorax by ectopic expression of ANTP. Dorsal head views of (A) wild-type y w strain, (B) dppGal4; UAS-DmAntp and (C) dppGal4; UAS-DapAntp flies. Transformation of antennae to legs characterized by bracted bristles, dorsal thoracic cuticle in place of dorsal head and compound eyes were observed in B,C. (D-F) Induction of an ANTP target gene Teashirt (TSH). (D) y w, (E) DllGal4; UAS-DmAntp, (F) DllGal4; UAS-DapAntp embryos. Ectopic head expression of TSH was observed in E,F (arrowheads).





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