title: Urinary tract infections: normal and abnormal host defense mechanisms.
mesh_terms: D000818:Animals; D002371:Cat Diseases / Q000276:immunology / Q000382:microbiology; D002415:Cats; D004283:Dog Diseases / Q000276:immunology / Q000382:microbiology; D004285:Dogs / Q000502:physiology; D005260:Female; D006801:Humans; D008297:Male; D009119:Muscle Contraction; D009994:Osmolar Concentration; D011817:Rabbits; D012737:Sex Factors; D014513:Ureter / Q000002:abnormalities; D014521:Urethra / Q000502:physiology; D014552:Urinary Tract Infections / Q000276:immunology / Q000662:veterinary*; D014554:Urination; D014556:Urine; D014718:Vesico-Ureteral Reflux / Q000662:veterinary