title: The use of thionin and acridine orange in staining semithin sections of plant material embedded in epoxy resin.
mesh_terms: D000165:Acridine Orange; D001901:Botany / Q000379:methods*; D010640:Phenothiazines; D010944:Plants / Q000648:ultrastructure*; D013194:Staining and Labeling / Q000379:methods
chemical_list: D010640:Phenothiazines; D000165:Acridine Orange; C009469:thionine