title: Expression of active polypeptides in E. coli.
mesh_terms: D004274:DNA, Recombinant; D004926:Escherichia coli / Q000235:genetics* / Q000378:metabolism; D005786:Gene Expression Regulation; D007328:Insulin / Q000096:biosynthesis*; D012306:Risk
chemical_list: D004274:DNA, Recombinant; D007328:Insulin