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EphB expression in the VCN at postnatal days 0 and 4. Ephrin-B1 (A), ephrin-B2 (B), ephrin-A5 (C), and EphB1-3 (D) are expressed in the VCN (asterisks) at P0 and at P4 (E–H, respectively). Scale bar in A represents 100 µm and applies to all panels.
