title: THE ULTRASTRUCTURE OF S AND R VARIANTS OF BRUCELLA ABORTUS GROWN ON A LIFELESS MEDIUM.
mesh_terms: D001686:Biological Phenomena; D002003:Brucella abortus; D003470:Culture Media; D004583:Electrons; D008853:Microscopy; D008854:Microscopy, Electron; D010829:Physiological Phenomena; D012106:Research
chemical_list: D003470:Culture Media
keywords: BRUCELLA ABORTUS; CULTURE MEDIA; EXPERIMENTAL LAB STUDY; MICROSCOPY, ELECTRON