No abstract available
Publication types
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Comparative Study
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Animals
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Body Temperature Regulation*
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Endorphins / pharmacology*
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Male
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Narcotics / pharmacology*
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Rats
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Rats, Inbred Strains
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Receptors, Opioid / physiology*
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Structure-Activity Relationship
Substances
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Endorphins
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Narcotics
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Receptors, Opioid