Proceedings of the National Academy of Sciences of the United States of America, Vol. 74, No. 1 (Jan., 1977), pp. 106-110 (5 pages) We have derived the nucleotide sequence of a segment of the operator ...
The nucleotide sequence of the region preceding the transcription initiation site of the tryptophan operon of Escherichia coli was determined. Essentially all of the trp operator precedes the ...
RNA interference (RNAi) is a powerful tool for studying gene function. We developed an inducible genetic element for short interfering RNA-mediated gene silencing. This system uses a tetracycline (Tet ...
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