Effect of ultrafiltration on the antioxidant activity of alcalase-hydrolyzed catfish (Clarias gariepinus) proteinNadia Latifah Widiana, Purnama Arafah, Agnes Anathasia and Roni NugrahaBIO Web Conf., 221 (2026) 02002DOI: https://doi.org/10.1051/bioconf/202622102002