Fig. 2
Wild-type craniofacial cartilage and bone. A–D: Alcian blue and Alizarin red-stained cartilages and bones, respectively, of 5 days postfertilization (dpf) zebrafish, anterior is to the left. A: Whole-mount dorsal view showing the neurocranium. B: Ventral view showing the pharyngeal elements. C: Dorsal flat mount view of the neurocranium. D: Lateral view of first and second arch pharyngeal elements, dorsal is up. A,C: Palate is anterior to the dashed line and comprised of the ethmoid plate and trabeculae. e, eye; ep, ethmoid plate; t, trabeculae; p, palate; M, Meckel′s cartilage; pq, palatoquadrate; c, ceratohyl; h, hyosymplectic; pt, pharyngeal teeth; pp, pterogoid process (upperjaw); ps, paresphenoid.