Citation: Ama. Nabais et Jp. Cardoso, Enzymatic conversion of benzylpenicillin to 6-aminopenicillanic acid in concentrated ultrafiltered broths, BIOPROC ENG, 23(2), 2000, pp. 191-197
Citation: Ama. Nabais et Jp. Cardoso, Purification of benzylpenicillin filtered broths by ultrafiltration and effect on solvent extraction, BIOPROC ENG, 21(2), 1999, pp. 157-163