Abstract Precise nutrition: Regression equations using KOH protein solubility to estimate digestible lysine and digestible arginine in commercial lots of soybean meal that have undergone the Maillard reaction Ruiz, N., C. Parsons and B. Parsons February 2022 Digestible Arginine | Digestible Lysine | KOH Protein Solubility | Maillard Reaction | Soybean Meal | Soybean Quality Abstract Standardization of the KOH protein solubility test for soybean meal in a single commercial laboratory and correlation to in vivo poultry amino acid digestibility Ruiz, N., C. Parsons, B. Steinlicht, D. Taysom, X. Wu and F. Liu February 2022 Digestible Amino Acids | Digestible Lysine | KOH Protein Solubility | Maillard Reaction | Soybean Meal | Soybean Quality