within 24-48 h after injection of horseradish peroxidase ( hrp ) into the neural lobe or into the median eminence of adult japanese quail dense accumulations of its reaction product ( hrp-rp ) can be demonstrated in axons of the hypothalamo-hypophysial tract and in the magnocellular neurosecretory perikarya of the supraoptic and paraventricular nuclei as well as in scattered neurons of the accessory hypothalamic neurosecretory nuclei .
C0032009
neural
C0032005
hypophysial