title: Brain stem penetration by horseradish peroxidase from the cerebrospinal fluid spaces in the cat.
mesh_terms: D000818:Animals; D001812:Blood-Brain Barrier; D001921:Brain / Q000378:metabolism*; D002415:Cats; D006735:Horseradish Peroxidase / Q000134:cerebrospinal fluid; D007276:Injections, Intraventricular; D008526:Medulla Oblongata / Q000378:metabolism
chemical_list: D006735:Horseradish Peroxidase