title: Studies on glycosaminoglycans in tissues. I. On the method of extraction and preparation of acidic glycosaminoglycans from the human umbilical cord.
mesh_terms: D005260:Female; D006025:Glycosaminoglycans / Q000302:isolation & purification*; D006801:Humans; D008722:Methods; D011247:Pregnancy; D014470:Umbilical Cord / Q000032:analysis*
chemical_list: D006025:Glycosaminoglycans