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Figure Caption
Fig. 7 Loss of Sox9a affects R2 activity in cartilage, but not in ear or notochord. A–D. Uninjected sibling and E–H. sox9a morphant of Tg(R2c2a1a:GFP). A, E. Lateral view of the notochord of 1 dpf embryo. B, F. Lateral view of 4 dpf embryo ear. C, G. Ventral view of craniofacial cartilage of 4 dpf embryo. D, H. Higher magnification of C,G. (respectively) focused on Meckel′s Cartilage. ac, anterior canal; BH, basihyal; CB, ceratobranchials; CH, ceratohyal; HM, hyomandibular; lc, lateral canal; M, Meckel′s cartilage; pc, posterior canal; PQ, palatoquadrate; SY, symplectic. Scale bars = 50 μm.
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Reprinted from Developmental Biology, 357(2), Dale, R.M., and Topczewski, J., Identification of an evolutionarily conserved regulatory element of the zebrafish col2a1a gene, 518-31, Copyright (2011) with permission from Elsevier. Full text @ Dev. Biol.