title: Radioactive marking in the study of locomotion in small mammals.
mesh_terms: D000818:Animals; D008124:Locomotion; D051379:Mice; D008807:Mice, Inbred BALB C; D008815:Mice, Inbred Strains; D009043:Motor Activity / Q000502:physiology*; D009482:Neurophysiology / Q000379:methods*; D011834:Radiation Monitoring; D011868:Radioisotopes; D051381:Rats; D012834:Silver; D013045:Species Specificity; D014364:Tryptophan / Q000172:deficiency*
chemical_list: D011868:Radioisotopes; D012834:Silver; D014364:Tryptophan