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Figure 1


Fig. 1. prdm1 morphants lack pectoral fins. (A,B) Dorsal views of wild-type (WT, A) and prdm1 morphant (MO prdm1, B) four-day-old larvae. (C,D) Cartilage stainings of wild-type and prdm1 morphant pectoral fins at four days postfertilization. Note that prdm1 morphants only develop a cleithrum. (E,F) Methylene Blue-stained transverse cryosections of 48 hpf embryos. Arrows point towards pectoral fins in the wild type and asterisks indicate the absence of pectoral fins in the morphant. cl, cleithrum; ed, endochondral disc; sc, scapulocoracoid; pc, postcoracoid process.