Table 3 Time of appearance of immunoreactivity to axonal, glial and neuronal markers in embryos implanted with a bead at stage 17 and sacrificed at stages 18–21. The asterisk indicates the appearance of a marker earlier than in controls. OE, olfactory epithelium; ON, olfactory nerve; TEL, telencephalon.

From: The role of Serine Proteases and Serine Protease Inhibitors in the migration of Gonadotropin-Releasing Hormone neurons