Gene/Protein
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Target Concepts:
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Query: UNIPROT:P01185 (
vasopressin
)
23,126
document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)
The effect of calcium antagonists (verapamil, nicardipine, nifedipine), nitrates (glycerin trinitrate, isosorbide dinitrate and sodium nitroprusside) and of antiarrhythmic drugs (ethmozin, ethacizin) on the increase of platelet Ca2+ concentration brought about by aggregation inductors was studied. All the analyzed substances produced an inhibitory effect on the induction of cellular Ca2+ level increase due to the action of platelet aggregation factor, ADP,
vasopressin
and endoperoxide PGH2 stable analogue. The degree of this inhibitory effect of calcium antagonists and nitrates was independent of the nature of the stimulator used. Calcium-blocking action of calcium antagonists and nitrates was due to suppression of the entry of Ca2+ into the cells. The action of nitrates on platelets was accompanied by an acceleration of cGMP and cAMP synthesis. Unlike nitrates, antiarrhythmic drugs did not influence the intracellular level of cyclic nucleotides. On the basis of the data obtained it is suggested that calcium-blocking action of different types of compounds can be mediated by different intracellular mechanisms.
Biull Vsesoiuznogo Kardiol Nauchn Tsentra
AMN
SSSR 1986
PMID:[Blockade of thrombocyte calcium channels by cardiotropic compounds]. 243 7
The effect of antihypertensive drugs on receptor-dependent increase in Ca2+ basal level and its changes under stimulators action (thrombocytes activating factor, ADP and
vasopressin
) were studied by means of a fluorescent calcium probe "quin-2". Nifedipine blocked receptor-dependent increase of Ca2+ in thrombocytes in vitro as well as by oral administration, which was accompanied by decrease in vascular tone and BP. The degree of BP decrease correlated with that of depression of receptor-dependent increase of Ca2+ in thrombocytes. Combined therapy including nifedipine, propranolol and a diuretic resulted in more manifest inhibition of receptor-dependent calcium channels than monotherapy with nifedipine. Effect of antihypertensive drugs evidently depends on their influence on receptor-dependent Ca2+ cellular entrance.
Biull Vsesoiuznogo Kardiol Nauchn Tsentra
AMN
SSSR 1988
PMID:[Effect of hypotensive therapy on a receptor-dependent increase in Ca2+ in the thrombocytes of patients with hypertension]. 245 72
Combination of isolated blood ultrafiltration (IBUF) and hemosorption (HS) produced subcompensation of severe congestive heart failure (CHF) in 10 of 14 patients refractory of IBUF alone and to drug therapy. HS included in the therapy complex was the only way to correct secondary hyperaldosteronism, to reduce
antidiuretic hormone
blood level, to increase diuresis and natriuresis and to reduce kaliuresis as well as to normalize blood electrolyte level. The withdrawal of excessive water with IBUF and bilirubin and creatinine with HS as well as direct detoxication effect on the liver with HS reduced in most patients hyperbilirubinemia, hypoproteinemia and azotemia--aggravating factors in patients with CHF.
Biull Vsesoiuznogo Kardiol Nauchn Tsentra
AMN
SSSR 1989
PMID:[Combined use of hemosorption and isolated ultrafiltration of the blood in patients with refractory heart failure]. 274 68
The corticotropic function of the adenohypophysis was investigated in patients with essential hypertension considering the stage of the disease and development of crisis. There was found functional activation of the system under study at the labile stage of essential hypertension without crisis as well as in patients with crisis at labile and stable stages of the disease. Unidirectional shifts were observed in the function of the vasopressor part of the hypothalamus-
neurohypophyseal
system.
Biull Vsesoiuznogo Kardiol Nauchn Tsentra
AMN
SSSR 1982
PMID:[Adrenocorticotropic hormone in hypertension]. 628 83