Cyril Gerard Gay

INTRODUCTIONCoccidiosis is a major enteric disease of chickens that is caused by several distinct species of Eimeria protozoan parasites infecting different areas of the gut. Coccidiosis primarily damages epithelial integrity in the intestine decreasing nutrient utilization and resulting in an annual loss of over $3.2 billion in the poultry industry globally (1–3). With the onset of coccidio ...

1 IntroductionThe rising number of recently reported human illnesses with bacterial infections resistant to multiple antibacterial agents has become a fundamental concern in recent years [1, 2]. This phenomenon has become a serious concern with regard to the emergence of antibiotic-resistant bacteria called “superbugs” [3, 4], especially when considering that humans only started using ...

Introduction Antibiotics, since their discovery in the 1920s, have played a critical role in contributing to the economic effectiveness of animal production as feed supplements at sub-therapeutic doses, to improve growth and feed conversion efficiency, and to prevent infections [1]. In-feed antibiotics (IFAs) are a common and well-established practice in the animal industry that has contributed t ...