title: Cells of origin of descending pathways to the spinal cord in the clawed toad (Xenopus laevis).
mesh_terms: D000818:Animals; D001921:Brain / Q000033:anatomy & histology*; D001933:Brain Stem / Q000033:anatomy & histology; D005260:Female; D006735:Horseradish Peroxidase; D007031:Hypothalamus / Q000033:anatomy & histology; D008636:Mesencephalon / Q000033:anatomy & histology; D009412:Nerve Fibers / Q000648:ultrastructure; D009434:Neural Pathways / Q000033:anatomy & histology; D009474:Neurons / Q000648:ultrastructure; D013116:Spinal Cord / Q000033:anatomy & histology*; D013787:Thalamic Nuclei / Q000033:anatomy & histology; D014982:Xenopus laevis
chemical_list: D006735:Horseradish Peroxidase