Use of tryptophan in combination with other antidepressant treatments: a review.

The serotonin syndrome

1991 • 1,317 citations

Precursor control of neurotransmitter synthesis.

1980 • 646 citations

Amino acid assignment to one of three blood-brain barrier amino acid carriers

1976 • 593 citations

An Investigation of the Cause of the Eosinophilia–Myalgia Syndrome Associated with Tryptophan Use

1990 • 361 citations

POTENTIATION OF THE ANTIDEPRESSIVE EFFECT OF A MONOAMINE-OXIDASE INHIBITOR BY TRYPTOPHAN

1963 • 340 citations

TRYPTOPHAN IN THE TREATMENT OF DEPRESSION

1967 • 274 citations

Motor effects of serotonin in the central nervous system

1980 • 259 citations

5‐HYDROXYINDOLE METABOLISM IN RAT BRAIN. A STUDY OF INTERMEDIATE METABOLISM USING THE TECHNIQUE OF TRYPTOPHAN LOADING–I METHODS

1965 • 177 citations

The treatment of depression in general practice: a comparison of L-tryptophan, amitriptyline, and a combination of L-tryptophan and amitriptyline with placebo

1982 • 176 citations

Potentiation of a monoamine oxidase inhibitor by tryptophan

1969 • 167 citations

POTENTIATION OF MONOAMINE-OXIDASE INHIBITORS BY TRYPTOPHAN

1963 • 162 citations

Effect of tryptophan administration on tryptophan, 5-hydroxyindoleacetic acid and indoleacetic acid in human lumbar and cisternal cerebrospinal fluid.

1981 • 158 citations

Effect of tryptophan administration on 5HIAA in cerebrospinal fluid in man.

1970 • 136 citations

Potentiation of the Antidepressant Action of Clomipramine by Tryptophan

1976 • 134 citations

l-Tryptophan in affective disorders: Indoleamine changes and differential clinical effects

1974 • 111 citations

Controlled Studies of the Acute Antidepressant Effects of Lithium

1979 • 101 citations

Observations on Schizophrenic Patients After Iproniazid and Tryptophan

1958 • 98 citations

Toxic reaction following the combined administration of fluoxetine and l-tryptophan: Five case reports

1986 • 94 citations

Behavioral effects and brain amine content in rats.

1961 • 84 citations

Tyrosine for depression: a double-blind trial

1990 • 69 citations

Tryptophan‐nicotinamide, imipramine and their combination in depression

1979 • 65 citations

Clomipramine, Tryptophan and Lithium in Combination for Resistant Endogenous Depression: Seven Case Studies

1987 • 60 citations

Tryptophan and an MAOI (Nialamide) in the Treatment of Depression

1971 • 59 citations

Metabolism of an oral tryptophan load. I: Effects of dose and pretreatment with tryptophan.

1980 • 55 citations

Idiopathic and L-Tryptophan-Associated Eosinophilic Fasciitis Before and After L-Tryptophan Contamination

1991 • 51 citations

Characterization of contaminants in EMS-associated L-tryptophan samples by high-performance liquid chromatography.

1991 • 49 citations

Acute Effect of Protein or Carbohydrate Breakfasts on Human Cerebrospinal Fluid Monoamine Precursor and Metabolite Levels

1989 • 49 citations

Treatment of depression by altering monoamine metabolism: precursors and metabolic inhibitors.

1984 • 47 citations

Pharmacokinetics of tryptophan, renal handling of kynurenine and the effect of nicotinamide on its appearance in plasma and urine following L-tryptophan loading of healthy subjects

1981 • 46 citations

5‐HT reuptake inhibitors plus tryptophan in endogenous depression

1981 • 44 citations

L-Tryptophan: A Rational Anti-Depressant and a Natural Hypnotic?

1988 • 43 citations

Evaluation of the combination of tryptophan and ECT in the treatment of depression. I. Clinical analysis.

1977 • 31 citations

Tricyclic antidepressants and tryptophan in unipolar depression

1975 • 25 citations

Lithium carbonate and L-tryptophan in the treatment of bipolar and schizoaffective disorders

1983 • 22 citations

High Doses of Vitamin B₆ in the Rat Are Associated with Inhibition of Hepatic Tryptophan Metabolism and Increased Uptake of Tryptophan into the Brain

1984 • 19 citations

Eosinophilia-myalgia syndrome

2004 • 18 citations

Lithium + L-tryptophan compared with amitriptyline in endogenous depression

1982 • 16 citations

Addition of L‐tryptophan to electroconvulsive treatment in endogenous depression

1978 • 12 citations

Disease puzzle nears solution

1990 • 9 citations

Metabolism of an oral tryptophan load. II: Effect of pretreatment with the putative tryptophan pyrrolase inhibitors nicotinamide or allopurinol.

1980 • 7 citations

The effect of growth hormone on the metabolism of a tryptophan load in the liver and brain of hypophysectomized rats

1979 • 4 citations

The effect of allopurinol on the kynurenine formation in humans following a tryptophan load.

1978 • 3 citations