Cendana KS, Wulandari SR, Sabbathini GC, Ulfah M, Achnafani D, Abinawanto, et al. A Comparative Study of Penicillin G Acylase Expression in Two Escherichia coli Strains: BL21 (DE3) and Arctic Express. HAYATI J Biosci [Internet]. 2026 Mar. 1 [cited 2026 Jan. 13];33(3):596-604. Available from: https://journal.ipb.ac.id/hayati/article/view/68803