Rogerson A C, Stone J E
J Bacteriol. 1974 Jul;119(1):332-3. doi: 10.1128/jb.119.1.332-333.1974.
Episome-free minicells of Escherichia coli, previously shown to lack ribonucleic acid polymerase activity, do contain the beta-beta' subunits of the polymerase.
先前已证明缺乏核糖核酸聚合酶活性的无附加体大肠杆菌微小细胞确实含有该聚合酶的β-β'亚基。