title: Flotation of microorganisms.
mesh_terms: D001409:Bacillus cereus / Q000302:isolation & purification*; D001412:Bacillus subtilis / Q000302:isolation & purification*; D001431:Bacteriological Techniques; D002127:Calcium Isotopes; D003545:Cysteine / Q000378:metabolism; D005227:Fatty Acids / Q000494:pharmacology; D006863:Hydrogen-Ion Concentration; D066298:In Vitro Techniques; D013460:Sulfur Isotopes
chemical_list: D002127:Calcium Isotopes; D005227:Fatty Acids; D013460:Sulfur Isotopes; D003545:Cysteine