the distribution of anterogradely-labeled fibers and retrogradely-labeled cell bodies in the interpeduncular nucleus ( ipn ) was mapped after injections of wheat-germ agglutinin conjugated to horseradish peroxidase ( wga-hrp ) into various structures of the basal forebrain in adult rats .
C0019941
horseradish peroxidase
C0078473
wga-hrp