Biosensor comprising a mtr-gene construct

摘要

The invention relates to a nucleic acid construct for detecting a compound comprising a coding region and a regulatory element, which controls expression of the coding region depending on the compound and to a cell comprising such a construct. In addition, the invention relates to a method for detecting a compound in a sample. The invention further relates to a biosensor for detecting a compound comprising an electrode system, a device for measuring electron transfer in the electrode system, and a microorganism.