No abstract available
Publication types
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Research Support, Non-U.S. Gov't
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Analgesia*
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Animals
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Avoidance Learning
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Behavior, Animal
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Conditioning, Classical
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Endorphins / physiology*
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Fear*
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Formaldehyde / pharmacology
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Models, Biological*
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Motor Activity
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Naloxone / pharmacology
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Naltrexone / pharmacology
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Nociceptors / physiology
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Sensory Thresholds
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Shock / physiopathology
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Stress, Physiological / physiopathology*
Substances
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Endorphins
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Formaldehyde
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Naloxone
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Naltrexone