Inactivation of quinolone by feces.
D002939:Ciprofloxacin; D005243:Feces; D006090:Gram-Negative Bacteria / Q000254:growth & development*; D006801:Humans; D007422:Intestines / Q000382:microbiology*; D009268:Nalidixic Acid / Q000037:antagonists & inhibitors*; D011804:Quinolines / Q000037:antagonists & inhibitors
D011804:Quinolines; D009268:Nalidixic Acid; D002939:Ciprofloxacin