Receptor

Receptor may refer to:

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• In telecommunication, a receiver.
• In physiology, a sensory receptor is any structure which, on receiving environmental stimuli, produces an informative nerve impulse.
• In biochemistry, a receptor is a protein molecule that receives and responds to a specific neurotransmitter, hormone, or other substance.
• In immunology, a receptor is the region of an antibody which shows recognition of an antigen.