Expression of 3-O-sulfotransferases (3-OST) family members in the brain. A,B: Lateral (A) and dorsal (B) expression of 3-OST-1 at 48 hours postfertilization (hpf). C,D: Lateral (C) and dorsal (D) expression of 3-OST-2 at 48 hpf. E,F: Lateral (E) and dorsal (F) expression of 3-OST-3X at 36 hpf. G,H: Lateral (G) and dorsal (H) expression of 3-OST-3Z at 48 hpf. I,J: Lateral (I) and dorsal (J) expression of 3-OST-4 in 36 hpf embryos. K-P: Expression of 3-OST-5 in 36 hpf (K-M; lateral [K], dorsal [L], and rostral [M]) and at 48 hpf (N-P; rostral [N], lateral [O], and dorsal [P]). Q,R: Lateral (Q) and dorsal (R) expression of 3-OST-6 in 36 hpf embryos. S,T: Lateral (S) and dorsal (T) expression of 3-OST-7 in 36 hpf embryos. BA, branchial arches; DI, diencephalon; FB, forebrain; HB, hindbrain; MB, midbrain; OE, olfactory epithelium; OT, otic vesicle; RGC, retinal ganglion cells; TE, telencephalon.
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