title: [Ultrastructure of rat umbilical cord: remarks on its innervation].
mesh_terms: D000818:Animals; D004707:Endoderm; D005260:Female; D005347:Fibroblasts; D008854:Microscopy, Electron; D011247:Pregnancy; D051381:Rats; D013564:Sympathetic Nervous System; D014332:Tropocollagen; D014470:Umbilical Cord / Q000166:cytology / Q000294:innervation*
chemical_list: D014332:Tropocollagen
vernacular_title: Observations sur l'ultrastructure du cordon ombilical du rat: remarques sur son innervation