Xenbase Image ID: 134311

FIG. 3. The organizer region is required for neural pattern in Keller explants and is itself specified to form posterior neural tissue. de, dorsal ectoderm. dm, dorsal mesodermal portion (A) Experimental scheme. (B–E) Explants with dorsal mesoderm removed from the ectodermal portion of Keller explants. Distribution of XAG-1 (B–D), En-2 (B), HoxB9 (C), nrp-1 (D), and anterior mesodermal Xotx-2 (E). Neural markers were not expressed in the ectodermal portions, while only spinal cord and panneural (C,D) and anterior mesoderm markers (E) were detected in the fragment containing dorsal mesoderm. Image published in: Holowacz T and Sokol S (1999) Copyright © 1999. Image reproduced with permission of the Publisher, Elsevier B. V. Larger Image Printer Friendly View

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