FIGURE SUMMARY
Title

Characterization of spatial and temporal expression pattern of SCG10 during zebrafish development

Authors
Burzynski, G.M., Delalande, J.M., and Shepherd, I.
Source
Full text @ Gene Expr. Patterns

Temporal expression pattern of zebrafish SCG10a and SCG10b genes. RT-PCR was undertaken using RNA isolated from wild-type embryos at 0, 6, 12, 20, 24, 36, 48, 72, and 96 hpf; A, SCG10a; B, SCG10b; C, β-tubulin; M, 100 bp DNA ladder (New England Biolabs).

EXPRESSION / LABELING:
Genes:
Fish:
Anatomical Term:
Stage Range: 1-cell to Day 4

Temporal and spatial expression pattern of SCG10a and SCG10b genes. Wholemount in situ hybridized embryos hybridized with either an SCG10a (A, B, E, F, I, J, M, N, R, S, W, X, AA, AB) or an SCG10b (C, D, G, H, K, L, O, P, T, U, Y, Z, AC, AD) antisense riboprobes at the indicated developmental stages. The first and third columns show lateral views, while the second and fourth columns show dorsal views. Inserts in panels R, T, W, Y are close up views of the intestine. Anterior is to the left. Red arrowheads indicate posterior lateral line ganglia; blue arrows indicate the anterior lateral line ganglia; black arrowheads indicate developing enteric neurons in the gut; small black arrows (G, H, K, L) indicate Rohon-Beard neurons; pink arrows (R, T, W, Y) indicate enteric neurons expressing SCG10a and SCG10b. Abbreviations in (T), al, anterior lateral line; t, trigeminal ganglia; f, facial ganglia; g, glosso-pharyngeal ganglia; v, vagal ganglia; pl, posterior lateral line ganglia; retina is indicated.

Expression of SCG10a in the CNS. Transverse sections of 96 hpf larvae hybridized with an SCG10a riboprobe. (A) section taken at the level of the eyes and the anterior optic tectum; pink arrowheads indicate retinal ganglion cell layer; black arrows indicate the region posterior to the lens, close to the optic nerve head;. (B) section taken through the posterior hindbrain; black arrowheads indicate the posterior lateral line ganglia; blue arrowheads indicate the vagal ganglia; red arrowheads indicate the sympathetic ganglia chains; abbreviations: ot, optic tectum; ph, pharynx; mn, motor neurons region; oe, esophagus; m, mesenchyme.

Comparison of the pattern of expression in the anterior CNS between SCG10a and SCG10b genes at 16, 24 and 48 hpf stages. Dorsal view of the anterior CNS. Anterior is to the left. Red arrowheads indicate posterior lateral line ganglia; blue arrows indicate the anterior lateral line ganglia.

Pattern of expression of SCG10b gene in the spinal cord and posterior CNS at 18, 24 and 48 hpf stages. Lateral views anterior is to the left. Black arrowheads indicate Rohon-Beard neurons; white arrowheads indicate ventral spinal cord neurons.

Pattern of expression of SCG10b gene in the cranial ganglia at 48, 72 and 96 hpf stages. Lateral views anterior are to the left. abbreviations: al, anterior lateral line; t, trigeminal ganglia; f, facial ganglia; g, glossopharyngeal ganglia; v, vagal ganglia; pl, posterior lateral line ganglia.

Acknowledgments
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Reprinted from Gene expression patterns : GEP, 9(4), Burzynski, G.M., Delalande, J.M., and Shepherd, I., Characterization of spatial and temporal expression pattern of SCG10 during zebrafish development, 231-237, Copyright (2009) with permission from Elsevier. Full text @ Gene Expr. Patterns