title: [Studies on enzyme decomposing blood group substances. 28. Changes in the Lewis specificity of blood group substances due to enzymes].
mesh_terms: D001407:Bacillus / Q000201:enzymology; D001789:Blood Group Antigens; D004798:Enzymes / Q000494:pharmacology*; D004912:Erythrocytes / Q000032:analysis*; D006385:Hemagglutination Inhibition Tests; D006801:Humans
chemical_list: D001789:Blood Group Antigens; D004798:Enzymes