adenosine 3′,5′-monophosphate
Study of the Renal Tubular Interactions of Thyrocalcitonin, Cyclic Adenosine 3′, 5′ Monophosphate, 25 Hydroxycholecalciferol, and Calcium Ion
... Acute clearance studies were performed in thyroparathyroidectomized animals to determine the actions and interactions of thyrocalcitonin TCT, cyclic adenosine 3¢5¢-monophosphate cAMP, 25[r] ...
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Importance of the Vasoactive Intestinal Peptide Receptor in the Stimulation of Cyclic Adenosine 3′,5′ Monophosphate in Gallbladder Epithelial Cells of Man: COMPARISON WITH THE GUINEA PIG
... maximal inhibition was observed at 2 nM. Scatchard analysis indicated two functionally independent classes of receptor sites: 62,000 high affinity sites/cell with a dissociation constant (K d ) of 1.3 nM, and 510,000 low ...
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Cyclic adenosine 3′,5′ monophosphate in human lymphocytes Alterations after phytohemagglutinin stimulation
... cyclic adenosine 3¢,5¢-monophosphate (cyclic AMP) concentrations in human peripheral blood lymphocytes after stimulation with phytohemagglutinin (PHA), isoproterenol, prostaglandins, and ...
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Kinetic parameters and renal clearances of plasma adenosine 3′,5′ monophosphate and guanosine 3′,5′ monophosphate in man
... plasma adenosine 3¢,5¢-monophosphate (cyclic AMP) and guanosine 3¢,5¢-monophosphate (cyclic GMP) were evaluated in normal subjects using tritium-labeled cyclic ...
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Abnormal regulation of adenosine 3′,5′ monophosphate and corticosterone formation in an adrenocortical carcinoma
... of adenosine triphosphate (ATP) to adenosine-3¢,5¢-monophosphate (cyclic AMP), the latter then serving as an intracellular regulator of ...increased 3-fold by ACTH in ...
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Metabolism of adenosine 3′,5′ monophosphate by epithelial cells of the toad bladder
... Metabolism of cyclic AMP- 3 H by homogenates of the epithelial cell scrapings from the bladder was strongly stimulated by alkalinization over the range in pH of 6-9. Theophylline inhibited metabolism of cyclic AMP ...
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The Effects Of Derivatives Of Adenosine 3',5' Monophosphate On Fluid Secretion By The Salivary Glands Of Calliphora
... Working with the protein kinase isolated from bovine heart Drummond & Powell 1970 noted that cyclic tubercidin 3',5'-monophosphate was also more active than cyclic AMP whereas adenine 9-[r] ...
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Decreased cerebrospinal fluid cyclic adenosine 3',5' monophosphate in bacterial meningitis
... Since the concentration of cAMP in the cerebrospinal fluid is normally found to be within narrow limits and probably reflects intracellular cAMP levels, the results described in this stu[r] ...
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Effect of adenosine 3′,5′ monophosphate on production of glucose and ammonia by renal cortex
... monophosphate (cyclic AMP) to the incubation medium caused an increase in production of glucose from glutamine, glutamate, a-ketoglutarate, fumarate, malate, and oxalacetate, but not from glycerol and fructose. ...
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Guanosine 3',5' monophosphate and adenosine 3',5' monophosphate content of human umbilical artery
... Human umbilical arteries are unique vessels in that they close quickly and completely at birth. It has been suggested that cyclic uanosine 3',5'-monophosphate (cAMP) in relaxation. This hypothesis ...
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Kinetic Analysis of the Antidiuretic Action of Vasopressin and Adenosine 3′,5′ Monophosphate
... maximal response to saturating concentrations of cyclic AMP and the decay of the response to about 80% of the peak value, the addition of saturating quantities of vasopressin to the sero[r] ...
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Effects of parathyroid hormone on plasma and urinary adenosine 3′,5′ monophosphate in man
... conditions normal adults have plasma concentrations of cyclic AMP ranging from 10 to 25 nmoles/liter and excrete from 1.5 to 5 µmoles of cyclic AMP per g of urinary creatinine. About one-half to two-thirds of the ...
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The content and metabolism of cyclic adenosine 3', 5' monophosphate and cyclic guanosine 3', 5' monophosphate in adenocarcinoma of the human colon
... By contrast, the possibility that the lower cAMP content of the carcinomas was due to a reduced rate of nucleotide synthesis was supported by a the lower levels of cAMP in tumor slices c[r] ...
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An Effect of Dexamethasone on Adenosine 3′,5′ Monophosphate Content and Adenosine 3′,5′ Monophosphate Phosphodiesterase Activity of Cultured Hepatoma Cells
... phosphodiesterase activity in cultured HTC hepatoma cells was investigated. Homogenates of these cells contain phosphodiesterase activity with two apparent Michaelis constants for cAMP (2-5 µm and 50 µm). At all ...
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Effects of glucagon on adenosine 3′,5′ monophosphate and guanosine 3′,5′ monophosphate in human plasma and urine
... Simultaneous cyclic AMP and inulin clearance studies demonstrated that the glucagon-induced increase in urinary cyclic AMP was entirely due to glomerular filtration of the elevated plasm[r] ...
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Adenosine 3',5' monophosphate: a modulator of embryonic chick cartilage growth
... for 3 to 5 d during which time they increased in size (39 and 60% in length, respectively), wet weight (90 and 141%, respectively), and content of total soluble protein (30 and 48%, ...After 3 d of ...
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Control and localization of rat adrenal cyclic guanosine 3', 5' monophosphate Comparison with adrenal cyclic adenosine 3', 5' monophosphate
... Whereas adrenal cyclic AMP fell rapidly to 50% of control levels after hypophysectomy and remained at about 1 pmol per mg tissue for 7 days, adrenal cyclic GMP showed a biphasic rhythm i[r] ...
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Human mesenchymal stromal cells inhibit platelet activation and aggregation involving CD73-converted adenosine
... Fig. 3 Expression and ectonucleotidase activity of CD39, CD73 and ...= 3, LA-MSCs n = 7, CB-MSCs n = 5, HUVECs, n = 6 each biological replicates; HeLa n = 3 technical replicates; Plt unst, Plt ...
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SITE OF ACTION OF 3',5'-CYCLIC ADENOSINE MONOPHOSPHATE IN PRODUCTION OF TRYPTOPHANASE IN ESCHERICHIA COLI
... If cAMP acts at the initiation of transcription, there should be no cAMP effect when cAMP is added after messenger RNA synthesis has been blocked by rif- ampicin.. If on the[r] ...
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The Effect of 3′,5′ Adenosine Monophosphate on Granulocyte Adhesion
... A B S T R A C T Human granulocyte adhesion to glass cAMP is consistent with the theoretical consideration capillary tubes was tested in the presence of agents that that increased intrace[r] ...
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