Díaz, Mauricio, Elena Venturini, Stefano Marchetti, Gloria Arenas, and Sergio H. Marshall. 2012. “Intein-Mediated Expression of Cecropin in Escherichia Coli”. Electronic Journal of Biotechnology 15 (2). Valparaíso, Chile. https://www.ejbiotechnology.info/index.php/ejbiotechnology/article/view/v15n2-2.