title: An electron microscopic study of the effect of crude bacterial  -amylase and ethylenediaminetetraacetic acid on human tendon.
mesh_terms: D000681:Amylases / Q000494:pharmacology*; D001412:Bacillus subtilis / Q000201:enzymology; D003094:Collagen / Q000302:isolation & purification; D004492:Edetic Acid / Q000494:pharmacology*; D006651:Histocytochemistry; D006801:Humans; D008297:Male; D008854:Microscopy, Electron; D008875:Middle Aged; D013710:Tendons / Q000166:cytology / Q000187:drug effects*
chemical_list: D003094:Collagen; D004492:Edetic Acid; D000681:Amylases