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Research article

First published 2010

Specificity of the Acute Tryptophan and Tyrosine plus Phenylalanine Depletion and Loading Tests I. Review of Biochemical Aspects and Poor Specificity of Current Amino Acid Formulations

Abdulla A.-B. Badawy, Donald M. Dougherty, Dawn M. Richard

International Journal of Tryptophan Research

Open access

Research article

First published 2010

Specificity of the Acute Tryptophan and Tyrosine plus Phenylalanine Depletion and Loading Tests Part II: Normalisation of the Tryptophan and the Tyrosine Plus Phenylalanine to Competing Amino Acid Ratios in a New Control Formulation

Abdulla A.-B. Badawy, Donald M. Dougherty, Dawn M. Richard

International Journal of Tryptophan Research

Retricted access

Other

First published 2005-07

Acute tryptophan or tyrosine depletion test: time for reappraisal?

Abdulla A.-B. Badawy

Journal of Psychopharmacology

Retricted access

Other

First published 2005-07

Reply to Abdulla A.-B. Badawy - Acute tryptophan or tyrosine depletion test: time for reappraisal?

K. E. Lythe, I. M. Anderson, J. F. W. Deakin [...]

Journal of Psychopharmacology

Retricted access

Research article

First published 2015-4

Standardization of formulations for the acute amino acid depletion and loading tests

Abdulla A-B Badawy, Donald M Dougherty

Journal of Psychopharmacology

Retricted access

Other

First published 2007-06

The resistance to depressive relapse in menopausal women undergoing tryptophan depletion: preliminary findings

C. Neill Epperson, Zenab Amin, Frederick Naftolin [...]

Journal of Psychopharmacology

Free access

Research article

First published 2006-10

Tryptophan Depletion Increases Nausea,Headache and Photophobia in Migraine Sufferers

PD Drummond

Cephalalgia

Retricted access

Other

First published 2010-04

The effects of acute tryptophan depletion on affective behaviour and cognition in Brown Norway and Sprague Dawley rats

LAW Jans, GAH Korte-Bouws, SM Korte [...]

Journal of Psychopharmacology

Open access

Research article

First published 2010

Effects of Acute Tryptophan Depletion on Three Different Types of Behavioral Impulsivity

Donald M. Dougherty, Dawn M. Richard, Lisa M. James [...]

International Journal of Tryptophan Research

Retricted access

Research article

First published 2007-4

Challenge Tests of Monoaminergic Systems: Neurophysiological Aspects

Christine Norra

Clinical EEG and Neuroscience

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