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Morphine

Known as: Morphia, (-)-morphine, Morphinan-3,6-diol, 7,8-didehydro-4,5-epoxy-17-methyl- (5alpha,6alpha)- 
An opiate alkaloid isolated from the plant Papaver somniferum and produced synthetically. Morphine binds to and activates specific opiate receptors… 
National Institutes of Health

Papers overview

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Highly Cited
2002
Highly Cited
2002
Morphine is used to treat pain in several medical conditions including cancer. Here we show that morphine, in a concentration… 
Review
2002
Review
2002
The objective of this article is to review data from studies that used a reinstatement model in rats to elucidate the neural… 
Review
2001
Review
2001
Successful pain management with opioids requires that adequate analgesia be achieved without excessive adverse effects. By these… 
Highly Cited
1992
Highly Cited
1992
BACKGROUND Extreme hormonal and metabolic responses to stress are associated with increased morbidity and mortality in sick… 
Highly Cited
1979
Highly Cited
1979
This study reports the in vitro influence of morphine, dextromoramide, levomoramide, and methionine-enkephalin upon normal human… 
Highly Cited
1978
Highly Cited
1978
NORADRENERGIC neurones of the locus coeruleus (LC; A6 of ref. 1) are inhibited by the systemic or local administration of… 
Highly Cited
1975
Highly Cited
1975
It is proposed that the direct analgesic effect of morphine becomes attenuated over the course of successive administrations of…