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| Found 21 studies with search of: | "Tryptophan" |
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Hide studies that are not seeking new volunteers.
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| 1 | Recruiting | Tryptophan Depletion in Acute Mania | ||||
| Condition: | Bipolar Disorder | |||||
| Intervention: | Other: rapid tryptophan depletion | |||||
| 2 | Not yet recruiting | The Effect of Serotonergic Modulation on Intestinal Permeability and Visceral Hypersensitivity in Healthy Individuals and Irritable Bowel Syndrome (IBS) Patients | ||||
| Condition: | Irritable Bowel Syndrome | |||||
| Interventions: | Drug: Oxitriptan; Other: Acute tryptophan depletion; Other: Amino acid drink with tryptophan; Drug: Placebo capsule | |||||
| 3 | Completed | Tryptophan and Behavior Therapy for Cocaine Abuse - 1 | ||||
| Condition: | Cocaine-Related Disorders | |||||
| Intervention: | Drug: Tryptophan | |||||
| 4 | Recruiting | A Phase 1 Study of 1-Methyl-D-Tryptophan in Patients With Advanced Malignancies | ||||
| Condition: | Advanced Malignancies | |||||
| Intervention: | Drug: 1-Methyl-D-tryptophan | |||||
| 5 | Recruiting | 1-Methyl-D-Tryptophan in Treating Patients With Metastatic or Refractory Solid Tumors That Cannot Be Removed By Surgery | ||||
| Condition: | Unspecified Adult Solid Tumor, Protocol Specific | |||||
| Interventions: | Drug: 1-methyl-d-tryptophan; Procedure: flow cytometry; Procedure: high performance liquid chromatography; Procedure: immunohistochemistry staining method; Procedure: laboratory biomarker analysis; Procedure: pharmacological study | |||||
| 6 | Completed | Double Blind Study of Trp01 in Patients With Alzheimer's Disease | ||||
| Condition: | Alzheimer's Disease | |||||
| Intervention: | Drug: Tryptophan | |||||
| 7 | Recruiting | IDO Inhibitor Study for Relapsed or Refractory Solid Tumors | ||||
| Conditions: | Breast Cancer; Lung Cancer; Melanoma; Pancreatic Cancer; Solid Tumors | |||||
| Intervention: | Drug: 1-methyl-D-tryptophan | |||||
| 8 | Completed | Tryptophan, Serotonin and Kynurenine in Septic Shock | ||||
| Condition: | Shock, Septic | |||||
| Intervention: | ||||||
| 9 | Recruiting | Investigating the Role of Serotonin in Emotional Processing Through the Use of Tryptophan Depletion | ||||
| Condition: | Healthy | |||||
| Intervention: | ||||||
| 10 | Recruiting | Effects of Tryptophan Depletion on Brain Processing of Emotions in Patients With Mood Disorders | ||||
| Condition: | Depressive Disorder, Major | |||||
| Intervention: | ||||||
| 11 | Completed | Serotonin in Alcoholism | ||||
| Conditions: | Alcoholism; Healthy | |||||
| Intervention: | Drug: FCWAY | |||||
| 12 | Active, not recruiting | Serotonin Function During Depression | ||||
| Conditions: | Depression, Involutional; Healthy | |||||
| Intervention: | ||||||
| 13 | Completed | L-5-HTP-Related EMS | ||||
| Condition: | Eosinophilia-Myalgia Syndrome | |||||
| Intervention: | ||||||
| 14 | Recruiting | Genetic and Biochemical Markers of Interferon-Induced Depression. | ||||
| Condition: | Depression | |||||
| Intervention: | Drug: interferon-alpha | |||||
| 15 | Completed | Treatment of Obsessive-Compulsive Disorder | ||||
| Condition: | Obsessive-Compulsive Disorder | |||||
| Interventions: | Drug: Fluoxetine; Drug: Olanzapine | |||||
| 16 | Recruiting | Disturbances of Kynurenine Pathway of Trytophan Metabolism in Schizophrenia: A Quantitative RT-PCR Study | ||||
| Condition: | Schizophrenia | |||||
| Intervention: | Procedure: Phlebotomy | |||||
| 17 | Completed | Vaccine Therapy in Treating Patients With Recurrent or Refractory Metastatic Melanoma | ||||
| Condition: | Melanoma (Skin) | |||||
| Interventions: | Drug: aldesleukin; Drug: incomplete Freund's adjuvant; Drug: sargramostim; Drug: tyrosinase peptide; Drug: tyrosinase-related protein-1 | |||||
| 18 | Completed | Vaccine Therapy With or Without Interleukin-2 in Treating Patients With Metastatic Melanoma That Has Not Responded to Previous Treatment | ||||
| Condition: | Melanoma (Skin) | |||||
| Interventions: | Drug: aldesleukin; Drug: incomplete Freund's adjuvant; Drug: recombinant tyrosinase-related protein-2 | |||||
| 19 | Recruiting | 3-Dimensional Conformal Radiation Therapy Versus Intensity Modulated Radiation Therapy | ||||
| Condition: | Lung Cancer | |||||
| Interventions: | Procedure: Intensity Modulated Radiation Therapy; Procedure: 3-Dimensional Conformal Radiation Therapy | |||||
| 20 | Enrolling by invitation | Study to Evaluate the Effects of Kuvan on Individuals With Phenylketonuria (PKU) With Maladaptive Behaviors | ||||
| Condition: | Phenylketonuria | |||||
| Intervention: | ||||||
| 21 | Completed | The Effects of Diesel Exhaust Inhalation on Vascular Function - the Role of Endothelin | ||||
| Condition: | Coronary Disease | |||||
| Interventions: | Drug: Endothelin-1; Drug: BQ-123 and BQ-788 | |||||
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