title: A degeneration study of the course and extent of the pyramidal tract of the opossum.
mesh_terms: D000818:Animals; D066298:In Vitro Techniques; D008394:Marsupialia / Q000033:anatomy & histology*; D009410:Nerve Degeneration; D011712:Pyramidal Tracts / Q000033:anatomy & histology*; D013194:Staining and Labeling