title: A new method for obtaining aposymbiotic hydra using trimethoprim as a bleaching agent.
mesh_terms: D056890:Eukaryota; D006829:Hydra / Q000166:cytology / Q000254:growth & development / Q000302:isolation & purification*; D013559:Symbiosis; D014295:Trimethoprim
chemical_list: D014295:Trimethoprim