following the iontophoretic deposition of phaseolus vulgaris leucoagglutinin ( pha-l ) into the rostral medullary raphe , which included portions of the caudal nucleus raphe magnus , rostral nucleus raphe pallidus , rostral nucleus raphe obscurus and rostral nucleus reticularis paragigantocellularis , two-color immunoperoxidase staining was employed to demonstrate contiguity between pha-l-immunoreactive ( pha-li ) varicose fibers and boutons and medullary catecholamine ( ca ) cells .
C0007610
nucleus
C0007634
cells