title: Ethionine-resistant mutants of the filamentous blue-green alga Plectonema boryanum.
abstract: Plectonema boryanum mutants that are resistant to ethionine are unable to incorporate ethionine into acid-precipitable material. Ethionine causes bleaching of chlorophyll in sensitive cells.
mesh_terms: D000458:Cyanobacteria / Q000187:drug effects* / Q000235:genetics / Q000378:metabolism; D004352:Drug Resistance, Microbial; D005001:Ethionine / Q000378:metabolism / Q000494:pharmacology*; D005796:Genes; D008715:Methionine / Q000378:metabolism; D009154:Mutation
chemical_list: D008715:Methionine; D005001:Ethionine