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Representative images of leading-edge cells transfected (arrowhead) with (A) a control pGFP construct (B) Cx43-DN, or (C) Cx43-WT, stained for TyrTub, F-actin and Hoechst. Scale bar = 20 µm. (D) Graph depicting the length of lamelipodial protrusions of fibroblasts transfected with the different constructs is shown (**p<0.01; ***P<0.005; n = 3).
