title: The structure of the macromolecular units on the cell walls of Bacillus polymyxa.
mesh_terms: D001407:Bacillus / Q000032:analysis / Q000166:cytology*; D002473:Cell Wall / Q000032:analysis*; D046911:Macromolecular Substances; D008854:Microscopy, Electron; D055095:Optics and Photonics
chemical_list: D046911:Macromolecular Substances