beta receptor


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Related to beta receptor: alpha receptor

be′ta recep`tor

or be′ta-recep`tor,


n.
a site on a cell, as of the heart, that upon interaction with epinephrine or norepinephrine controls heartbeat and heart contractibility, vasodilation, and other physiological processes.
[1960–65]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.beta receptor - receptors postulated to exist on nerve cell membranes of the sympathetic nervous system in order to explain the specificity of certain agents that affect only some sympathetic activities (such as vasodilation and increased heart beat)beta receptor - receptors postulated to exist on nerve cell membranes of the sympathetic nervous system in order to explain the specificity of certain agents that affect only some sympathetic activities (such as vasodilation and increased heart beat)
sympathetic nervous system - originates in the thoracic regions of the spinal cord; opposes physiological effects of the parasympathetic: reduces digestive secretions; speeds the heart; contracts blood vessels
receptor - a cellular structure that is postulated to exist in order to mediate between a chemical agent that acts on nervous tissue and the physiological response
References in periodicals archive ?
VK2809 is a novel, orally available small molecule thyroid receptor beta agonist that possesses selectivity for liver tissue, as well as the beta receptor subtype, suggesting promising therapeutic potential in a range of lipid disorders.
VK2809 is a novel, orally available small molecule thyroid receptor agonist that possesses selectivity for liver tissue as well as the beta receptor subtype, suggesting promise in this patient population.
With beta agonists, there is evidence of an acute desensitization of the beta receptor within minutes of exposure to a beta agonist, as well as longer term desensitization.
The cancer immunotherapies will be developed and commercialised by using Rigel's small molecule TGF beta receptor kinase inhibitors range.
Smad7 binds to Smurf2 to form an E3 ubiquitin ligase that targets the TGF beta receptor for degradation.
Brain glucose utilization in mice with a targeted mutation in the thyroid hormone alpha or beta receptor gene.
The three-dimensional structure of Super-2, together with computer simulations from the laboratory of associate professor of chemistry Vijay Pande, PhD, suggested this was because the mutant form of IL-2 was less "floppy" than the natural form, so that it presented a "tighter" binding surface to the beta receptor.
Estradiol stimulates alpha and beta receptors equally; estrone stimulates the alpha receptor five times more than the beta receptor, meaning that estrone tends to provoke much greater cell proliferation than estradiol.
Alpha and beta receptor blockers, statins, warfarin, and proton pump inhibitors are some of the drugs most commonly involved in these interactions, which can cause problems ranging from orthostatic hypotension to potentiated blood thinning, and even death, Dr.
Discovered only a decade ago, the beta receptor has been found to protect against cancer, keep the immune system in check, help serious trauma patients survive their injuries, and keep people from being too anxious.
Thyroid hormone beta receptor activation has additive cholesterol lowering activity in combination with atorvastatin in rabbits, dogs and monkeys" Br.
In 1964, he engineered a drug, propranolot, that would bind to a so-called beta receptor, which normally responds to epinephrine and norepinephrine.