reporter gene
A gene that encodes an easily assayed product (eg. CAT) that is coupled to the upstream sequence of another gene and transfected into cells. The reporter gene can then be used to see which factors activate response elements in the upstream region of the gene of interest.

Dictionary of molecular biology. 2004.

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  • Reporter gene — A diagram of a how a reporter gene is used to study a regulatory sequence. In molecular biology, a reporter gene (often simply reporter) is a gene that researchers attach to a regulatory sequence of another gene of interest in cell culture,… …   Wikipedia

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