BilophilaGram-Negative Anaerobic BacteriaDietDeltaproteobacteriaDesulfovibrionaceae InfectionsGram-Negative Anaerobic Straight, Curved, and Helical RodsIsethionic AcidCholesteatomaCysteic AcidBacteria, AnaerobicGram-Negative Bacterial InfectionsDiet, ReducingDiet, High-FatDiet, Fat-RestrictedAnimal Feed