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Figure 4


Fig. 4. Heterotopic grafts in the chicken tail bud. (A-F) Transverse sections of host embryos 48 hours after grafting of the CNH to (A) the dpTB or (B) the vTB; the dpTB to (C) the CNH or (D) the vTB; and the vTB to (E) the CNH or (F) the dpTB. Blue, nuclear stain. Scale bars: 0.1 mm.