title: Orientation of collagen in the tunica adventitia of the human cerebral artery measured with polarized light and the universal stage.
mesh_terms: D000368:Aged; D001718:Birefringence; D002536:Cerebral Arteries / Q000032:analysis* / Q000648:ultrastructure; D003094:Collagen / Q000032:analysis*; D005260:Female; D006801:Humans; D008297:Male; D008859:Microscopy, Polarization; D008875:Middle Aged; D013194:Staining and Labeling
chemical_list: D003094:Collagen