title: Histological and ultrastructural changes in the lungs of guinea pigs exposed to the extract of Erwinia herbicola.
mesh_terms: D000542:Alveolitis, Extrinsic Allergic / Q000209:etiology / Q000473:pathology*; D000818:Animals; D004756:Enterobacteriaceae Infections / Q000209:etiology / Q000473:pathology*; D004885:Erwinia; D006168:Guinea Pigs; D008168:Lung / Q000473:pathology* / Q000648:ultrastructure; D008854:Microscopy, Electron; D014020:Tissue Extracts / Q000009:adverse effects
chemical_list: D014020:Tissue Extracts