Published in Psychopharmacology (Berl) on January 01, 1991
Rapid method for the determination of 5-hydroxytryptamine and 5-hydroxyindoleacetic acid in small regions of rat brain. Br J Pharmacol (1970) 4.48
Tryptophan pyrrolase--a biochemical factor in depressive illness? Br J Psychiatry (1969) 1.98
Effects of immobilization and food deprivation on rat brain tryptophan metabolism. J Neurochem (1972) 1.96
Free tryptophan in plasma and brain tryptophan metabolism. Nature (1972) 1.91
Accelerated ageing or selective neuronal loss as an important cause of dementia? Lancet (1979) 1.72
Decrease of 5-hydroxytryptamine in the brain provoked by hydrocortisone and its prevention by allopurinol. Nature (1968) 1.69
Effects on plasma and brain tryptophan in the rat of drugs and hormones that influence the concentration of unesterified fatty acid in the plasma. Br J Pharmacol (1974) 1.68
Detection of interleukin-1 and interleukin-6 in adult rat brain, following mechanical injury, by in vivo microdialysis: evidence of a role for microglia in cytokine production. J Neuroimmunol (1991) 1.63
The contribution of tryptamine to the behavioural effects of l-Tryptophan in tranylcypromine-treated rats. Psychopharmacology (Berl) (1978) 1.45
The effect of tryptophan metabolites on brain 5-hydroxytryptamine metabolism. Biochem Pharmacol (1970) 1.41
Evidence that hypophagia induced by mCPP and TFMPP requires 5-HT1C and 5-HT1B receptors; hypophagia induced by RU 24969 only requires 5-HT1B receptors. Psychopharmacology (Berl) (1988) 1.35
The effect of fatty acids on the binding of tryptophan to plasma protein. Nature (1973) 1.30
Letter: Factors influencing effect of hydrocortisone on rat brain tryptophan metabolism. Nature (1975) 1.27
Effects of p-chlorophenylalanine and alpha-methyltryptophan on behaviour and brain 5-hydroxyindoles. Neuropharmacology (1977) 1.24
Plasma and brain amino acids in fulminant hepatic failure and their relationship to hepatic encephalopathy. Eur J Clin Invest (1976) 1.23
The acute effects of oral (--)-tryptophan in human subjects. Br J Clin Pharmacol (1975) 1.23
Effects of chronic porto-caval anastomosis on brain tryptophan, tyrosine and 5-hydroxytryptamine. J Neurochem (1975) 1.14
5-Hydroxytryptamine: the effects of impaired synthesis on its metabolism and release in rat. Br J Pharmacol (1978) 1.11
Metabolism of an oral tryptophan load. I: Effects of dose and pretreatment with tryptophan. Br J Clin Pharmacol (1980) 1.11
The oxidation of NN-dimethyl-p-phenylenediamine by oxidizing agents and by caeruloplasmin. Biochem J (1967) 1.11
Dopamine and serotonin metabolism in hepatic encephalopathy. Br Med J (1974) 1.06
The inhibition of caeruloplasmin by azide. Biochem J (1966) 1.06
Treatment of Parkinson's disease with amantadine and levodopa. A one-year study. Lancet (1971) 1.06
Relationships between plasma, CSF and brain tryptophan. J Neural Transm Suppl (1979) 1.05
Monitoring the effect of a tryptophan load on brain indole metabolism in freely moving rats by simultaneous cerebrospinal fluid sampling and brain dialysis. J Neurochem (1985) 1.05
Studies on the behavioural effects of tryptophan and rho-chlorophenylalanine. Neuropharmacology (1976) 1.05
Low doses of the putative serotonin agonist 8-hydroxy-2-(di-n-propylamino) tetralin (8-OH-DPAT) elicit feeding in the rat. Psychopharmacology (Berl) (1985) 1.03
Plasma and brain tryptophan changes in experimental acute hepatic failure. J Neurochem (1973) 1.03
Amine metabolites in the cerbrospinal fluid in Huntington's chorea. J Neurol Neurosurg Psychiatry (1972) 1.03
Evidence that mCPP may have behavioural effects mediated by central 5-HT1C receptors. Br J Pharmacol (1988) 1.02
Female rats are more vulnerable than males in an animal model of depression: the possible role of serotonin. Brain Res (1986) 1.01
Amine metabolites in the lumbar cerebrospinal fluid of humans with restricted flow of cerebrospinal fluid. Nat New Biol (1971) 1.00
Effects of immobilization on rat liver tryptophan pyrrolase and brain 5-hydroxytryptamine metabolism. Br J Pharmacol (1969) 0.99
Anxiogenic-like effects of mCPP and TFMPP in animal models are opposed by 5-HT1C receptor antagonists. Eur J Pharmacol (1989) 0.97
Dose- and sex-dependent effects of the neurotoxin 6-hydroxydopamine on the nigrostriatal dopaminergic pathway of adult rats: differential actions of estrogen in males and females. Neuroscience (2003) 0.97
Control of brain tryptophan concentration in rats on a high fat diet. Nature (1976) 0.96
Antidepressant-like action of 5-HT1A agonists and conventional antidepressants in an animal model of depression. Eur J Pharmacol (1987) 0.96
Hippocampal 5-HT synthesis and release in vivo is decreased by infusion of 8-OHDPAT into the nucleus raphe dorsalis. Neurosci Lett (1989) 0.96
Involuntary movements other than Parkinsonism: biochemical aspects. Proc R Soc Med (1973) 0.96
Narcolepsy and cataplexy. Clinical features, treatment and cerebrospinal fluid findings. Q J Med (1974) 0.95
The acute effects of intravenous infusion of L-tryptophan in normal subjects. Clin Pharmacol Ther (1974) 0.95
A method for the determination of dopa and 3-O-methyldopa in the plasma of Parkinsonian patients. Clin Chim Acta (1972) 0.95
The metabolism of a tryptophan load in rat brain and liver. The influence of hydrocortisone and allopurinol. Biochem Pharmacol (1976) 0.95
Effects of albumin, amino acids, and clofibrate on the uptake of tryptophan by the rat brain. J Neurochem (1980) 0.95
Single administration of 5-HT1A agonists decreases 5-HT1A presynaptic, but not postsynaptic receptor-mediated responses: relationship to antidepressant-like action. Eur J Pharmacol (1987) 0.94
Enhancement of some 5-HT-dependent behavioural responses following repeated immobilization in rats. Brain Res (1985) 0.94
Inhibitors of caeruloplasmin. Biochem J (1967) 0.94
Parkinson's disease, cerebral arteriosclerosis, and senile dementia. Clinical features and response to levodopa. Q J Med (1974) 0.93
The relevance of both plasma free tryptophan and insulin to rat brain tryptophan concentration. J Neurochem (1976) 0.93
The role of tryptamine in the behavioural effects of tranylcypromine + L-tryptophan. Neuropharmacology (1979) 0.93
Hypothermia induced by the putative 5-HT1A agonists LY165163 and 8-OH-DPAT is not prevented by 5-HT depletion. Eur J Pharmacol (1987) 0.93
Effect of increased rat brain tryptophan on 5-hydroxytryptamine and 5-hydroxyindolyl acetic acid in the hypothalamus and other brain regions. J Neurochem (1974) 0.93
5-HT1B agonists induce anorexia at a postsynaptic site. Eur J Pharmacol (1987) 0.93
Metabolism of an oral tryptophan load. II: Effect of pretreatment with the putative tryptophan pyrrolase inhibitors nicotinamide or allopurinol. Br J Clin Pharmacol (1980) 0.92
The biochemistry of dyskinesias. Int Rev Neurobiol (1967) 0.92
A study of proposed determinants of brain tryptophan concentration in rats after portocaval anastomosis or sham operation. J Neurochem (1978) 0.91
Neuroprotective effects of metabotropic glutamate receptor ligands in a 6-hydroxydopamine rodent model of Parkinson's disease. Eur J Neurosci (2005) 0.90
Potencies of antagonists indicate that 5-HT1C receptors mediate 1-3(chlorophenyl)piperazine-induced hypophagia. Br J Pharmacol (1991) 0.90
Roles of dopamine and 5-hydroxytryptamine in stereotyped and non-stereotyped behaviour. Neuropharmacology (1983) 0.90
Tryptophan metabolism in depression. J Neurol Neurosurg Psychiatry (1970) 0.90
The biochemistry of the basal ganglia and Parkinson's disease. Postgrad Med J (1977) 0.90
3,4-Dihydroxyphenylethylamine and 5-hydroxytryptamine metabolism in the rat: acidic metabolites in cisternal cerebrospinal fluid before and after giving probenecid. J Neurochem (1985) 0.90
Adaptation of female rats to stress: shift to male pattern by inhibition of corticosterone synthesis. Brain Res (1988) 0.89
The cerebrospinal fluid homovanillic acid concentration in patients with Parkinsonism treated with L-dopa. J Neurol Neurosurg Psychiatry (1970) 0.89
Monitoring 5-hydroxytryptamine release in the brain of the freely moving unanaesthetized rat using in vivo voltammetry. Brain Res (1979) 0.89
Effects of lesions and drugs on brain tryptamine. J Neurochem (1974) 0.89
Unesterified fatty acids and the binding of tryptophan in human plasma. Clin Sci Mol Med (1974) 0.89
A comparison of an improved o-phthalaldehyde fluorometric method and high pressure liquid chromatography in the determination of brain 5-hydroxyindoles of rats treated with L-tryptophan and p-chlorophenyl-alanine. Br J Pharmacol (1981) 0.89
A simple apparatus for ultrafiltration of small volumes: application to the measurement of free and albumin-bound tryptophan in plasma. Anal Biochem (1977) 0.89
8-OH-DPAT-induced hyperphagia: its neural basis and possible therapeutic relevance. Appetite (1986) 0.88
An in vivo dialysis and behavioural study of the release of 5-HT by p-chloroamphetamine in reserpine-treated rats. Br J Pharmacol (1989) 0.88
Oral contraceptives, depression, and aminoacid metabolism. Lancet (1970) 0.88
Transmitter precursors and metabolites in human ventricular cerebrospinal fluid. J Neurochem (1976) 0.88
A single dose of 8-OH-DPAT reduces raphe binding of [3H]8-OH-DPAT and increases the effect of raphe stimulation on 5-HT metabolism. Eur J Pharmacol (1990) 0.88
Para-chlorophenylalanine prevents feeding induced by the serotonin agonist 8-hydroxy-2-(di-n-propylamino) tetralin (8-OH-DPAT). Psychopharmacology (Berl) (1986) 0.88
Letter: Tryptophan plus a pyrrolase inhibitor for depression? Lancet (1975) 0.87
Comparative studies of brain 5-hydroxytryptamine and tryptamine. Adv Biochem Psychopharmacol (1974) 0.87
Relationships between headache and amine changes after administration of reserpine to migrainous patients. J Neurol Neurosurg Psychiatry (1969) 0.87
Indolic substances in plasma, cerebrospinal fluid, and frontal cortex of human subjects infused with saline or tryptophan. J Neurochem (1981) 0.86
Anxiogenic-like effect of infusing 1-(3-chlorophenyl) piperazine (mCPP) into the hippocampus. Psychopharmacology (Berl) (1990) 0.86
Drugs altering insulin secretion: effects on plasma and brain concentrations of aromatic amino acids and on brain 5-hydroxytryptamine turnover. Br J Pharmacol (1977) 0.86
Amine metabolites in the cerebrospinal fluid of patients with disseminated sclerosis. J Neurol Neurosurg Psychiatry (1974) 0.85
Metabolism of a tryptophan load in the hypothalamus and other brain regions. J Neurochem (1975) 0.85
Amine metabolites in the cerebrospinal fluid in Parkinson's disease and the response to levodopa. J Neurol Sci (1973) 0.85
Permeability of the blood-brain barrier after portocaval anastomosis in the rat. Brain Res (1977) 0.85
Backward walking and circling: behavioural responses induced by drug treatments which cause simultaneous release of catecholamines and 5-hydroxytryptamine. Br J Pharmacol (1979) 0.85
Infusion of the 5-hydroxytryptamine agonists RU24969 and TFMPP into the paraventricular nucleus of the hypothalamus causes hypophagia. Psychopharmacology (Berl) (1988) 0.85
Cerebral transmitter precursors and metabolites in advanced renal disease. J Neurol Neurosurg Psychiatry (1978) 0.85
Differential involvement of dopamine-containing tracts in 5-hydroxytryptamine-dependent behaviours caused by amphetamine in large doses. Neuropharmacology (1982) 0.84
Central serotonergic responses and behavioural adaptation to repeated immobilisation: the effect of the corticosterone synthesis inhibitor metyrapone. Eur J Pharmacol (1985) 0.84
Characteristics of feeding induced by the serotonin agonist 8-hydroxy-2-(di-n-propylamino) tetralin (8-OH-DPAT). Brain Res Bull (1985) 0.84
The inhibition of caeruloplasmin by cyanide. Biochem J (1968) 0.84
Association between learning and cortical catecholamines in non-drug-treated rats. Psychopharmacology (Berl) (1985) 0.84
The ascorbate oxidase activity of caeruloplasmin. Biochim Biophys Acta (1972) 0.84
Changes in extracellular glutamate concentration produced in the rat striatum by repeated ischemia. Stroke (1992) 0.83