Alex De Leon

I. INTRODUCTIONContinuous interest in new probiotics to alleviate intestinal health problems is emerging, especially since antibiotics become more restricted in use. Various Bacillus spp. are known to improve broiler performance and health due to their ability to produce antimicrobial substances, modulate the immune system, change the intestinal microbiota or increase nutrient digestion and utiliz ...

I. INTRODUCTION Soybean meal (SBM) is the primary protein source in broiler diets. Although SBM is highly digestible, it contains glycinin, protease inhibitors, and antigenic proteins that are indigestible and can cause intestinal damage and impair immune functions resulting in suboptimal growth performance (Pan et al., 2016). With the development of commercially available protease, protein and am ...