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Representative CAN cell migration defects. Immunofluorescent photomicrographs of larvae carrying a ceh-23∷gfp transgene. (A) In wild type, CAN (arrow) migrates to the middle of the animal. (B) In egl-20 cwn-2 mutants, CAN (arrow) is sometimes misplaced posteriorly. (C) In egl-20 cwn-2 mutants, CAN (arrow) is often misplaced anteriorly. Bar, 20 μm.
