Figure 2. Comparative in situ hybridization analysis of X. tropicalis Ngn1, Ngn2, Ngn3, and X. laevis Ngn1, Ngnr-1, and Ngn3 during early development. The antisense probes are indicated to the left. Shown is stage 11, dorsal view; stage 12, dorsal view, anterior up; stage 15 left panel, dorsal view, anterior up; stage 15, right panel anterior view; stage 20/22 left panel, lateral view; stage 20/22 right panel, anterior view. bp, blastopore; e, eye; hb, hindbrain; i, intermedial; l, lateral; m, medial; op, olfactory placode; otp, otic placode; tg, trigeminal-profundal placode. Image published in: Nieber F et al. (2009) Copyright © 2009. Image reproduced with permission of the Publisher, John Wiley & Sons.Gene Synonyms Species Stage(s) Tissue neurog2 atoh4, neurog2-a, neurog2-b, neurogenin 2, neurogenin-2, neurogenin-related-1, neurogenin2, ngn-2, ngn2, ngnr, ngnr 1a, Ngnr-1, Ngnr1, X-ngnr-1, xngn2, Xngnr-1, XNgnr1 X. tropicalis Throughout NF stage 11 ectoderm dorso-lateral lateral neurog3.S atoh5, bhlha7, math4b, neurogenin-3, neurogenin3, ngn-3, ngn3 X. laevis Throughout NF stage 12 chordal neural plate dorso-lateral neurog1.L neurod3, neurogenin, neurogenin 1, neurogenin-1, neurogenin1, ngn, ngn1 X. laevis Throughout NF stage 11 ectoderm dorso-lateral neurog1.L neurod3, neurogenin, neurogenin 1, neurogenin-1, neurogenin1, ngn, ngn1 X. laevis Throughout NF stage 12 neural plate Rohon-Beard neuron anterior neural fold dorso-lateral neuron trigeminal placode neurog1 neurod3, neurogenin, neurogenin 1, neurogenin-1, neurogenin1, ngn, ngn1 X. tropicalis Throughout NF stage 11 ectoderm dorso-lateral neurog1 neurod3, neurogenin, neurogenin 1, neurogenin-1, neurogenin1, ngn, ngn1 X. tropicalis Throughout NF stage 12 neural plate Rohon-Beard neuron anterior neural fold dorso-lateral neuron neurog1.L neurod3, neurogenin, neurogenin 1, neurogenin-1, neurogenin1, ngn, ngn1 X. laevis Sometime during NF stage 20 to NF stage 22 trigeminal placode neural tube otic placode olfactory region spinal cord neurog1 neurod3, neurogenin, neurogenin 1, neurogenin-1, neurogenin1, ngn, ngn1 X. tropicalis Sometime during NF stage 20 to NF stage 22 neural tube olfactory region olfactory placode Rohon-Beard neuron trigeminal placode optic vesicle neurog2 atoh4, neurog2-a, neurog2-b, neurogenin 2, neurogenin-2, neurogenin-related-1, neurogenin2, ngn-2, ngn2, ngnr, ngnr 1a, Ngnr-1, Ngnr1, X-ngnr-1, xngn2, Xngnr-1, XNgnr1 X. tropicalis Throughout NF stage 12 neural plate trigeminal placode neurog2 atoh4, neurog2-a, neurog2-b, neurogenin 2, neurogenin-2, neurogenin-related-1, neurogenin2, ngn-2, ngn2, ngnr, ngnr 1a, Ngnr-1, Ngnr1, X-ngnr-1, xngn2, Xngnr-1, XNgnr1 X. tropicalis Sometime during NF stage 20 to NF stage 22 spinal cord hindbrain midbrain eye olfactory region optic vesicle neurog2.L atoh4, neurog2-a, neurog2-b, neurogenin 2, neurogenin-2, neurogenin-related-1, neurogenin2, ngn-2, ngn2, ngnr, ngnr 1a, Ngnr-1, Ngnr1, X-ngnr-1, xngn2, Xngnr-1, XNgnr1 X. laevis Throughout NF stage 11 neurog2.L atoh4, neurog2-a, neurog2-b, neurogenin 2, neurogenin-2, neurogenin-related-1, neurogenin2, ngn-2, ngn2, ngnr, ngnr 1a, Ngnr-1, Ngnr1, X-ngnr-1, xngn2, Xngnr-1, XNgnr1 X. laevis Throughout NF stage 12 dorso-lateral neural plate trigeminal placode neurog2.L atoh4, neurog2-a, neurog2-b, neurogenin 2, neurogenin-2, neurogenin-related-1, neurogenin2, ngn-2, ngn2, ngnr, ngnr 1a, Ngnr-1, Ngnr1, X-ngnr-1, xngn2, Xngnr-1, XNgnr1 X. laevis Throughout NF stage 22 trigeminal placode otic placode olfactory region spinal cord hindbrain midbrain neurog3.S atoh5, bhlha7, math4b, neurogenin-3, neurogenin3, ngn-3, ngn3 X. laevis Throughout NF stage 11 ectoderm neurog3.S atoh5, bhlha7, math4b, neurogenin-3, neurogenin3, ngn-3, ngn3 X. laevis Throughout NF stage 22 spinal cord hindbrain midbrain-hindbrain boundary neurog3 atoh5, bhlha7, math4b, neurogenin-3, neurogenin3, ngn-3, ngn3 X. tropicalis Sometime during NF stage 12 to NF stage 15 chordal neural plate trigeminal placode neurog3 atoh5, bhlha7, math4b, neurogenin-3, neurogenin3, ngn-3, ngn3 X. tropicalis Sometime during NF stage 20 to NF stage 22 spinal cord hindbrain midbrain-hindbrain boundary neurog1 neurod3, neurogenin, neurogenin 1, neurogenin-1, neurogenin1, ngn, ngn1 X. tropicalis Throughout NF stage 15 Rohon-Beard neuron medial dorso-lateral neuron optic vesicle trigeminal placode neurog1.L neurod3, neurogenin, neurogenin 1, neurogenin-1, neurogenin1, ngn, ngn1 X. laevis Throughout NF stage 15 Rohon-Beard neuron trigeminal placode dorso-lateral neuron neurog2 atoh4, neurog2-a, neurog2-b, neurogenin 2, neurogenin-2, neurogenin-related-1, neurogenin2, ngn-2, ngn2, ngnr, ngnr 1a, Ngnr-1, Ngnr1, X-ngnr-1, xngn2, Xngnr-1, XNgnr1 X. tropicalis Throughout NF stage 15 trigeminal placode olfactory region Rohon-Beard neuron chordal neural plate neurog3 atoh5, bhlha7, math4b, neurogenin-3, neurogenin3, ngn-3, ngn3 X. tropicalis Throughout NF stage 15 chordal neural plate dorso-lateral neurog2.L atoh4, neurog2-a, neurog2-b, neurogenin 2, neurogenin-2, neurogenin-related-1, neurogenin2, ngn-2, ngn2, ngnr, ngnr 1a, Ngnr-1, Ngnr1, X-ngnr-1, xngn2, Xngnr-1, XNgnr1 X. laevis Throughout NF stage 15 trigeminal placode otic region chordal neural plate
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