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Expression of Rapgap1 protein. (A) Cellular blastoderm embryo. (B) Germ-band extended embryo. (C) Germ-band retracted embryo; focused at the level of the peripheral nervous system. (D) Germ band retracted embryo; midgut primordia in focus. (E) Eye-imaginal disc from late third instar larva. (F) Eye-imaginal disc and optic lobe. The arrow in E and F indicates the morphogenetic furrow. Anterior is to the left in A–E. In F, ed refers to eye-imaginal disc and ol refers to the optic lobe.
