Efficacy and Safety Profile of a Subtilisin Protease Produced by Fermentation in <i>Bacillus Licheniformis</i> to Be Used as a Feed Additive

Effects of dietary digestible amino acids and a novel exogenous sfericase protease on growth performance of broilers

“…One NFP unit is defined as the amount of enzyme that releases approximately 1 μmol of p -nitroaniline from 1 mM substrate (N-Succinyl-Ala-Ala-Pro-Phe p -nitroanilide) per minute at pH 9.0 and 37 °C. More details of the product are reported by Cupi et al [ 10 ]. All feeds were formulated with 1000 phytase units (FYT)/kg [Ronozyme HiPhos (GT), DSM Nutritional Products AG, Kaiseraugst, Switzerland].…”