No abstract available
MeSH terms
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Acetylcholine / pharmacology*
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Animals
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Atropine / pharmacology
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Carbachol / pharmacology*
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Female
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Guinea Pigs
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Heart / drug effects*
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Heart Atria / drug effects
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Hexamethonium Compounds / pharmacology*
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In Vitro Techniques
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Male
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Mecamylamine / pharmacology*
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Methacholine Compounds / pharmacology*
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Muscle Contraction / drug effects
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Nicotine / pharmacology*
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Reserpine / pharmacology
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Tyramine / pharmacology
Substances
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Hexamethonium Compounds
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Methacholine Compounds
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Mecamylamine
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Nicotine
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Atropine
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Reserpine
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Carbachol
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Acetylcholine
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Tyramine