No abstract available
MeSH terms
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Animals
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Binding Sites
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Guinea Pigs
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Ileum / drug effects
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In Vitro Techniques
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Ions
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Muscles / drug effects
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Osmolar Concentration*
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Pyridinium Compounds / pharmacology
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Quaternary Ammonium Compounds / pharmacology*
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Rana pipiens
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Receptors, Cholinergic
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Receptors, Drug*
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Structure-Activity Relationship*
Substances
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Ions
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Pyridinium Compounds
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Quaternary Ammonium Compounds
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Receptors, Cholinergic
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Receptors, Drug