Fralick J A, Fisher W D, Adler H I
J Bacteriol. 1969 Aug;99(2):621-2. doi: 10.1128/jb.99.2.621-622.1969.
Cell-free extracts of miniature Escherichia coli cells deficient in deoxyribonucleic acid (DNA) and DNA-dependent ribonucleic acid polymerase have been shown to be capable of polyuridylic acid-directed [(14)C]phenylalanine incorporation.
已证明，缺乏脱氧核糖核酸（DNA）和DNA依赖性核糖核酸聚合酶的微小大肠杆菌细胞的无细胞提取物能够进行聚尿苷酸指导的[（14）C]苯丙氨酸掺入。
