title: Formation of dormant spore protoplasts in Bacillus subtilis 168.
mesh_terms: D001412:Bacillus subtilis / Q000648:ultrastructure; D002462:Cell Membrane / Q000648:ultrastructure; D009113:Muramidase / Q000378:metabolism; D011523:Protoplasts / Q000648:ultrastructure; D013010:Sonication; D013171:Spores, Bacterial / Q000648:ultrastructure
chemical_list: D009113:Muramidase