Abstract
A range of natural and unnatural phomactins, recently synthesised in our laboratory, were found to exhibit PAF antagonism with pIC(50) values in the range 5.6-6.2. The variation in structural and stereochemical features between the phomactins was found to have only a modest effect on the inhibition of binding of PAF to its human platelet receptors.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Blood Platelets
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Cell Membrane / chemistry
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Heterocyclic Compounds, 4 or More Rings / chemical synthesis*
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Heterocyclic Compounds, 4 or More Rings / pharmacology
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Humans
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Inhibitory Concentration 50
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Ligands
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Platelet Activating Factor / antagonists & inhibitors*
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Platelet Membrane Glycoproteins / chemistry*
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Platelet Membrane Glycoproteins / isolation & purification
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Receptors, G-Protein-Coupled / chemistry*
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Receptors, G-Protein-Coupled / isolation & purification
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Structure-Activity Relationship
Substances
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Heterocyclic Compounds, 4 or More Rings
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Ligands
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Platelet Activating Factor
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Platelet Membrane Glycoproteins
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Receptors, G-Protein-Coupled
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platelet activating factor receptor
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phomactin A