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Fig. 4. Disruption of CKIα function by RNAi induces a naked cuticle, Arm protein elevation and expansion of the Engrailed expression domain. Cuticle preparation (A and B), immunostaining patterns of Arm (C and D) and Engrailed (E and F) in the embryos injected with LacZ- (A, C and E) or CKIα-dsRNA (B, D and F).
