Afaq S, Iqbal J. Immobilization and stabilization of papain on chelating sepharose: a metal chelate regenerable carrier. Electron. J. Biotechnol. [Internet]. 2001 Dec. 15 [cited 2026 Aug. 19];4(3):0-. Available from: https://www.ejbiotechnology.info/index.php/ejbiotechnology/article/view/v4n3-1