In addition to the ars operon, As-WCB developed using the nikA promoter of the nik operon in E. coli also specifically detects As. Similar to the mechanism of action of the ars operon, As(III) ...

PROCEEDING from my finding 1,2 that nucleotides, nucleosides and the bases of nucleic acids can be analysed by alternating current oscillographic polarography 3–5, I have also tried to study ...