No abstract available
MeSH terms
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Animals
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Cells, Cultured
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Dose-Response Relationship, Drug
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Endorphins / pharmacology*
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Myocardial Contraction / drug effects*
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Naloxone / pharmacology
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Rats
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alpha-Endorphin
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gamma-Endorphin
Substances
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Endorphins
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Naloxone
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alpha-Endorphin
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gamma-Endorphin