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Movie from which Figure 4B was made. Animal cap epithelium, recombined with deep MZ, ventral on the left, dorsal on the right, on FN coated substrate; vegetal end down. Stage 10–12 (G-0.2h to G + 4.6 h). Cover glass removed between frame 11 and 12. 3 min/frame. Scale bar = 500 μm.
