receptor site


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Related to receptor site: receptor protein

re·cep·tor site

the point of attachment to cell membranes for viruses, hormones, or other activators.

receptor site

Etymology: L, recipere, to receive, situs
a location on a cell surface where certain molecules, such as enzymes, neurotransmitters, or viruses, attach to interact with cellular components.

receptor site

The particular component of a cell surface that has the ability to react with certain molecules, e.g., proteins or a virus.
See also: site

receptor site

a point or structure in a cell at which combination with a drug or other agent results in a specific change in cell function.
References in periodicals archive ?
The soy phytoestrogens occupy the same receptor site as adiol and provide the same cellular immunity.
Since the two acids work through different receptors, scientists believe that the grafted fragment's ameliorative effect is caused by diffusion of a chemical substance throughout the implant site rather than by a blocking effect of the substance at the receptor sites.
Recent research suggests that the immune system attacks the postsynaptic ACh receptor sites and "clogs" or alters them with antibodies in such a way as to render them nonfunctional.
One technique that has been introduced lately is the molecular imprinting of polymers, leading to materials that contain receptor sites, designed to recognize and preferentially hind a particular molecule [1].
Quinolinic acid works at the same receptor site as glutamate, Young says.
It blocks a person's opioid receptor sites, reversing an overdose's toxic effects.
Ultrasound is theorized to lead to a shortened duration of thrombolysis due to thinning of the fibrin clot and exposing plasminogen receptor sites.
In MG dog patient, there is a marked reduction in the number of the specific receptor sites (AchR) for acetylcholine, chemical mediator in neuromuscular junction, leading to dysfunction of the affected group of striated voluntary muscles.
The drug is an antibody and binds to the receptor sites on the cell surface.
Similar results were not seen in males, although researchers suspect other unknown estrogen receptor sites in the brain play a similar role in regulating metabolism for males as well.
Q: Does PectaSol Chelation Complex (PCC) remove toxins that are already attached to hormone receptor sites, or just free ones in the bloodstream?
As the radioactive carfentanil was bound and emitted radiation, the receptor sites "lit up" on PET imaging, allowing the researchers to map their exact locations.

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