No abstract available
Publication types
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Research Support, U.S. Gov't, Non-P.H.S.
MeSH terms
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Animals
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Brain / drug effects
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Brain / metabolism*
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Brain Chemistry / drug effects
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Drug Tolerance
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Male
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Methoxyhydroxyphenylglycol / analysis
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Morphine / pharmacology*
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Norepinephrine / metabolism*
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Rats
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Stimulation, Chemical
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Time Factors
Substances
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Methoxyhydroxyphenylglycol
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Morphine
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Norepinephrine