Definition of "overexpress" []

• To artificially express a gene in increased quantity (verb)

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• "And when you start to get more and more negative ideas about what might happen, overexpress the positive attitude to yourself."
• "Subsequent development has made it possible to introduce and overexpress a large number of transgenes in mice and also other mammals [27]."
• "Nobody knows why the HER-2 gene begins to replicate or "" overexpress '' itself in some women."