No abstract available
MeSH terms
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Animals
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Dose-Response Relationship, Drug
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Hot Temperature
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Injections, Intraventricular
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Medulla Oblongata / drug effects
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Mesencephalon / drug effects
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Morphine / pharmacology
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Naloxone / pharmacology*
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Nociceptors / drug effects*
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Rats
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Receptors, Opioid / drug effects*
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Tail / innervation
Substances
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Receptors, Opioid
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Naloxone
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Morphine