Literature DB >> 193153

Inhibition of PGE1-stimulated cAMP accumulation in human platelets by thromboxane a2.

O V Miller, R A Johnson, R R Gorman.   

Abstract

The prostaglandin endoperoxide PGH2, HHT, HETE, thromboxane A2, and thromboxane B2, which are all products of arachidonic acid metabolism of human platelets, were tested for their ability to modulate platelet cyclic nucleotide levels. None of the compounds tested altered the basal level of cAMP or cGMP, and only PGH2 and thromboxane A2 inhibited PGE1-stimulated cAMP accumulation. Thromboxane A2 was found to be a more potent inhibitor of PGE1-stimulated cAMP accumulation and inducer of platelet aggregation than PGH2.

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Year:  1977        PMID: 193153     DOI: 10.1016/0090-6980(77)90231-3

Source DB:  PubMed          Journal:  Prostaglandins        ISSN: 0090-6980


  11 in total

Review 1.  The potential role of thromboxane inhibitors in preventing myocardial ischaemic injury.

Authors:  J L Mehta; W W Nichols
Journal:  Drugs       Date:  1990-11       Impact factor: 9.546

2.  Inositol 1,4,5-triphosphate-induced granule secretion in platelets. Evidence that the activation of phospholipase C mediated by platelet thromboxane receptors involves a guanine nucleotide binding protein-dependent mechanism distinct from that of thrombin.

Authors:  L F Brass; C C Shaller; E J Belmonte
Journal:  J Clin Invest       Date:  1987-04       Impact factor: 14.808

3.  The antagonism by BW A868C of PGD2 and BW245C activation of human platelet adenylate cyclase.

Authors:  D G Trist; B A Collins; J Wood; M G Kelly; A D Robertson
Journal:  Br J Pharmacol       Date:  1989-02       Impact factor: 8.739

Review 4.  Metabolites of arachidonic acid.

Authors:  W F Stenson; C W Parker
Journal:  Clin Rev Allergy       Date:  1983-09

Review 5.  The prostanoids in hemostasis and thrombosis: a review.

Authors:  J B Smith
Journal:  Am J Pathol       Date:  1980-06       Impact factor: 4.307

6.  Prostaglandin endoperoxide analogues which are both thromboxane receptor antagonists and prostacyclin mimetics.

Authors:  R A Armstrong; R L Jones; J MacDermot; N H Wilson
Journal:  Br J Pharmacol       Date:  1986-03       Impact factor: 8.739

7.  Production of diglyceride from phosphatidylinositol in activated human platelets.

Authors:  S Rittenhouse-Simmons
Journal:  J Clin Invest       Date:  1979-04       Impact factor: 14.808

8.  Theophylline inhibits platelet aggregation, prostaglandin and thromboxane production by a mechanism which is independent of cyclic AMP.

Authors:  G B Burns; J A Dodge
Journal:  Agents Actions       Date:  1984-01

9.  Cyclic AMP: a potent inhibitor of DNA synthesis in cultured arterial endothelial and smooth muscle cells.

Authors:  R W Stout
Journal:  Diabetologia       Date:  1982-01       Impact factor: 10.122

10.  Inhibition of human platelet thromboxane synthetase by 9,11-azoprosta-5,13-dienoic acid.

Authors:  R R Gorman; G L Bundy; D C Peterson; F F Sun; O V Miller; F A Fitzpatrick
Journal:  Proc Natl Acad Sci U S A       Date:  1977-09       Impact factor: 11.205

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