Temporal expression profiles of V0v candidate genes in zebrafish spinal cord. (A-AAC) Lateral views of (A-E) evx1, (F-J) skor1a, (K–O) skor1b, (P–T) skor2, (U-Y) ebf3a, (Z-AD) uncx, (AE-AI) uncx4.1, (AJ-AN) nefma, (AO-AS) nefmb, (AT-AX) neff1, and (AY-AAC) inab expression in WT spinal cord at (A, F, K, P, U, Z, AE, AJ, AO, AT, AY) 17 h, (B, G, L, Q, V, AA, AF, AK, AP, AU, AZ) 20 h, (C, H, M, R, W, AB, AG, AL, AQ, AV, AAA) 24 h, (D, I, N, S, X, AC, AH, AM, AR, AW, AAB) 36 h, and (E, J, O, T, Y, AD, AI, AN, AS, AX, AAC) 48 h. Rostral, left. Dorsal, up. (A-E) evx1 is exclusively expressed in V0v spinal interneurons at all developmental stages analyzed and is shown here as a reference. Scale bar: 50 µm