Biased expression, under the control of single promoter, of human interferon α-2b and Escherichia coli methionine amino peptidase genes in E. coli, irrespective of their distance from the promoter Journal title: Pakistan Journal of Pharmaceutical Sciences Authors: Amina Arif , Naeem Rashid , Farheen Aslam , Nasir Mahmood , MuhammadAkhtar Subject(s):