Upregulation iş the process by which a cell increases the number of a cellular components, such as RNA or protein in response to external variable. A decrease of component iş called downregulation
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Definition of up-regulation in English English dictionary
(Tıp, İlaç) Upregulation is the process by which a cell increases the number of a cellular components, such as RNA or protein in response to external variable. A decrease of component is called downregulation. For example, the cell increasing the number of receptors to a given hormone or neurotransmitter to improve its sensitivity to this molecule