Morphine-induced inhibition of different pain responses in relation to the regional turnover of rat brain noradrenaline and dopamine

Effect of Chlorpromazine or Haloperidol on Formation of 3‐Methoxytyramine and Normetanephrine in Mouse Brain

1963 • 2,148 citations

Receptor activity and turnover of dopamine and noradrenaline after neuroleptics

1970 • 1,041 citations

The concentration of sympathin in different parts of the central nervous system under normal conditions and after the administration of drugs

1954 • 1,014 citations

Mode of action of apomorphine and dexamphetamine on gnawing compulsion in rats

1967 • 911 citations

Application of steady state kinetics to the estimation of synthesis rate and turnover time of tissue catecholamines.

1966 • 709 citations

A rapid, simplified procedure for simultaneous assay of norepinephrine, dopamine, and 5-hydroxytryptamine from discrete brain areas

1971 • 551 citations

Measurement of Subjective Responses: Quantitative Effects of Drugs

1960 • 491 citations

Noradrenergic neurons: Morphine inhibition of spontaneous activity

1974 • 433 citations

Effects of some antidepressant drugs on the depletion of intraneuronal brain catecholamine stores caused by 4,α-dimethyl-meta-tyramine

1969 • 417 citations

Morphine catalepsy in the rat: relation to striatal dopamine metabolism

1972 • 338 citations

Effects of tyrosine hydroxylase inhibition on the amine levels of central monoamine neurons

1966 • 200 citations

Catecholamine Biosynthesis in Brains of Rats Treated with Morphine

1970 • 197 citations

Analgesia produced by clonidine in mice and rats

1974 • 190 citations

Effects of morphine on striatal dopamine metabolism: Possible mechanism of its opposite effect on locomotor activity in rats and mice

1974 • 188 citations

Possible involvement of central adrenaline neurons in vasomotor and respiratory control. Studies with clonidine and its interactions with piperoxane and yohimbine

1974 • 184 citations

Biogenic amines and narcotic effects. I. Modification of morphine-induced analgesia and motor activity after alteration of cerebral amine levels.

1973 • 172 citations

Adrenergic receptor blocking agents: Effects on central noradrenaline and dopamine receptors and on motor activity

1974 • 160 citations

Central monoamines and antinociceptive drug action

1972 • 143 citations

Methods of Drug Evaluation

1967 • 118 citations

The Effects of Caffeine and Theophylline on Nociceptive Stimulation in the Rat

1973 • 104 citations

Effects of α‐methyl‐p‐tyrosine, p‐chlorophenylalanine, <scp>l</scp>‐β‐(3,4‐dihydroxyphenyl)alanine, 5‐hydroxytryptophan and diethyldithiocarbamate on the analgesic activity of morphine and methylamphetamine in the mouse

1971 • 100 citations

Effect of 6-hydroxydopamine, 5,6-dihydroxytryptamine and raphe lesions on the antinociceptive actions of morphine in rats

1973 • 89 citations

Effects of intraventriculary injected 6-OH dopamine or midbrain raphe lesion on morphine analgesia in rats

1972 • 81 citations

Alpha adrenergic blocking agents: anti-nociceptive activity and enhancement of morphine-induced analgesia.

1974 • 73 citations

Noradrenaline and Adrenaline in the Rat Brain during Acute and Chronic Morphine Administration and During Withdrawal

1959 • 66 citations

Tolerance to Morphine-Induced Increases in [ ¹⁴ C]Catecholamine Synthesis in Mouse Brain

1970 • 65 citations

Effect of morphine on the cerebral contents of metabolites of dopamine in normal and tolerant mice: its possible relation to analgesic action

1972 • 58 citations

Influence of 6-hydroxydopamine on the effect of morphine on the tail-flick latency

1973 • 57 citations

Effect of 6-hydroxydopamine on morphine analgesia

1972 • 52 citations

On the role of a central adrenergic mechanism in morphine analgesic action

1969 • 50 citations

Changes in brain concentration of biogenic amines and the antinociceptive effect of morphine in rats

1973 • 49 citations

Effect of reserpine and alpha-methyl-tyrosine on morphine analgesia

1968 • 49 citations

Antagonism of the antinociceptive action of xylazine, an α-sympathomimetic agent, by adrenoceptor and cholinoceptor blocking agents

1974 • 38 citations

Analgesic activity of some sympathetic drugs and their effect on morphine analgesia in rabbits.

1969 • 33 citations

Comparison of the dose‐response effects of morphine on brain amines, analgesia and activity in mice

1972 • 32 citations

Effect of chemical sympathectomy on morphine antinociception and tolerance development in the rat

1973 • 31 citations

ON THE MECHANISM OF ACTION OF CLONIDINE: EFFECTS ON SINGLE CENTRAL NEURONES

1974 • 30 citations

Enhancement of the analgesic effect of morphine by sodium diethyldithiocarbamate in rats

1969 • 29 citations

Effect of 1-phenyl-3-(2-thiazolyl)-2-thiourea, a dopamine beta-hydroxylase inhibitor on morphine analgesia, tolerance and physical dependence.

1974 • 22 citations

Studies on the Relationship between Morphine Analgesia and the Brain Catecholamines in Mice

1971 • 20 citations

Pentazocine analgesia and regional rat brain catecholamines

1974 • 19 citations

Studies on the Relationship between the Analgesic Activity of Salicylic Acid and the Brain Catecholamines in Mice

1973 • 17 citations

Effect of central catecholamine depletions by 6-hydroxydopamine on morphine antinociception in rats.

1973 • 16 citations

REGULATION OF CATECHOLAMINE RELEASE: α-RECEPTOR MEDIATED FEED-BACK CONTROL IN PERIPHERAL AND CENTRAL NEURONES

1973 • 15 citations

Regulation of catecholamine release: α-Receptor mediated feed-back control in peripheral and central neurones

1973 • 10 citations

Influence of anticholinergic-antiparkinsonian agents on the effects of narcoanalgesic drugs in the rat

1973 • 3 citations