the projections of cholinergic and non-cholinergic neurons of the rostral brainstem reticular formation to the visual thalamic nuclei ( dorsal lateral geniculate - lg , lateral posterior - lp , and perigeniculate - pg ) were studied in cat by using the retrograde transport of horseradish peroxidase conjugated with wheat germ agglutinin ( wga-hrp ) combined with choline acetyltransferase ( chat ) immunohistochemistry .
C0019941
horseradish peroxidase
C0078473
wga-hrp