Adrenergic stimulation
Autoregulation of cardiac output is overcome by adrenergic stimulation in the anaconda heart
... Most vertebrates increase cardiac output during activity by elevating heart rate with relatively stable stroke volume. However, several studies have demonstrated ‘ intrinsic autoregulation ’ of cardiac output where ...
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Mechanism of Antidiuretic Effect of Beta Adrenergic Stimulation
... beta adrenergic stimulation on renal-diluting capacity was examined in the ...Beta adrenergic stimulation with intravenous isoproterenol significantly increased urinary osmolality (U Osm ) and ...
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Brown Adipose Tissue Responds to Cold and Adrenergic Stimulation by Induction of FGF21
... 3-adrenergic stimulation in the expression of FGF21 in ...3-adrenergic stimulation, causes a significant induction of FGF21 mRNA levels in BAT, without a concomitant increase in FGF21 plasma ...
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Mechanism of Effect of Alpha Adrenergic Stimulation with Norepinephrine on Renal Water Excretion
... The present study was undertaken to investigate the mechanism whereby alpha adrenergic stimulation with intravenous norepinephrine results in a water diuresis. Renal perfusion pressure was kept constant in ...
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Triiodothyronine Attenuates Prostate Cancer Progression Mediated by β-Adrenergic Stimulation
... to adrenergic and thyroid stimuli. It is well established that β-adrenergic activation (protein kinase A [PKA]/cAMP response element binding protein [CREB]) promotes cancer progression, but the role of ...
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Adrenergic Modulation of Pancreatic A, B, and D Cells: α ADRENERGIC SUPPRESSION AND β ADRENERGIC STIMULATION OF SOMATOSTATIN SECRETION, α ADRENERGIC STIMULATION OF GLUCAGON SECRETION IN THE PERFUSED DOG PANCREAS
... of adrenergic substances on pancreatic insular secretions were studied in a completely isolated canine pancreas with exclusion of the duodenum from the perfusion ...
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Activation of mTORC1 is essential for β adrenergic stimulation of adipose browning
... The SNS is well known to activate PKA through βARs not only for lipolysis and uncoupled respiration in brown adipocytes through UCP1, but also for increasing the net amount of browned adipo- cytes present within white ...
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Luminescence of Isolated Photocytes from Porichthys Photophores: Adrenergic Stimulation
... A fast transient peak of light, followed by a slow luminescence, was produced by isolated photophores of Porichthys notatus when exposed to 1 mM-epinephrine, norepinephrine or phenylephr[r] ...
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Mechanism of Suppression of Vasopressin during Alpha Adrenergic Stimulation with Norepinephrine
... Norepinephrine was thus infused into the carotid artery in subpressor doses, which were estimated to deliver the same or greater amount of the drug to the cerebral circulation as deliver[r] ...
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An effect of extrarenal beta adrenergic stimulation on the release of renin
... However, since the increase in renin secretion occurred in the absence of a change in renal perfusion pressure, glomerular filtration rate, renal plasma flow, and electrolyte excretion, [r] ...
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Adrenergic Stimulation and Sodium Transport
... Beta-adren- ergic receptor stimulation produces increased permeability of another pathway for sodium movement which is not involved in active transport of the ion, [r] ...
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Effects of adrenergic stimulation on ventilation in man
... Intravenous infusion of phenylephrine caused a small but significant decrease in minute volume which was antagonized by phentolamine, an alpha adrenergic receptor blocker. Angiotensin, a nonadrenergic pressor ...
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Mechanism of Stimulation of Vasopressin Release during Beta Adrenergic Stimulation with Isoproterenol
... These results are compatible with our recent observation that increasing cerebral perfusion pressure in animals with denervated baroreceptors by a pump-perfusion method was not associate[r] ...
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Autonomic cardiac regulation facilitates acute heat tolerance in rainbow trout: in situ and in vivo support
... -adrenergic stimulation (up to 22°C). β -Adrenergic stimulation is also known to be protective under adverse cellular conditions such as acidemia, hypoxemia and hyperkalemia (Hanson et ...
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Maximum cardiac performance and adrenergic sensitivity of the sea bass Dicentrarchus labrax at high temperatures
... of adrenergic stimulation, as well as extracellular acidosis and hyperkalemia, have also been implicated (Farrell, 1997; Hanson et ...-adrenergic stimulation, as shown in both fish (Vornanen, ...
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In vivo desensitization of glycogenolysis to Ca2+ mobilizing hormones in rat liver cells
... 1-adrenergic stimulation was selectively ...1-adrenergic stimulation could not be explained by the 34% downregulation of alpha 1 receptors seen in these ...
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The Adrenergic Control of Lower Esophageal Sphincter Function: AN EXPERIMENTAL MODEL OF DENERVATION SUPERSENSITIVITY
... alpha adrenergic stimulation; (b) LES relaxation during swallowing is not an adrenergically mediated response; (c) the LES pressure response to alpha adrenergic agonists after 6-hydroxydopamine may ...
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Relative contributions of large and small airways to flow limitation in normal subjects before and after atropine and isoproterenol
... Since atropine blocks postganglionic cholinergic neural pathways and isoproterenol acts directly on bronchial smooth muscle by beta adrenergic stimulation, it is plausible that these dif[r] ...
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Interactions between Ion Exchange and Metabolism in Erythrocytes of the Rainbow Trout Oncorhynchus Mykiss
... Discussion Adrenergic stimulation of rainbow trout erythrocytes in the presence of ouabain is associated with a larger increase in the erythrocyte concentration of sodium and a larger de[r] ...
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Pharmacodynamic Studies of Beta Adrenergic Antagonism Induced in Man by Propranolol and Practolol
... submaximal adrenergic blockade defined by inhibition of exercise ...against adrenergic stimulation with isoproterenol infusion indicated a much greater relative potency of propranolol against this ...
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