signal transduction(redirected from Biochemical signaling)
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The process by which a signal, such as a hormone or a change in the concentration of an ion, is converted into a biochemical response by means of the activation of a receptor on the surface or interior of a cell.
Biochemical conversion that is part of a process, such as the docking of hormone to receptor, stimulating cellular production of specific enzymes or other proteins.
See also: transduction