following the application either of cobaltic-lysine complex or a 30 % solution of horseradish peroxidase ( hrp ) in a sealed tube to the cut end of the optic nerve of young adult xenopus frogs , the dendritic morphology of large ganglion cells was studied in retinal wholemount preparations , and compared with that in animals of the same size as revealed by the short time administration of hrp crystals .
C0015392
optic
C0035298
retinal