tryptophan has been researched along with Cognition Disorders in 40 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 1 (2.50) | 18.7374 |
| 1990's | 3 (7.50) | 18.2507 |
| 2000's | 20 (50.00) | 29.6817 |
| 2010's | 16 (40.00) | 24.3611 |
| 2020's | 0 (0.00) | 2.80 |
| Authors | Studies |
|---|---|
| Cao, W; Epperson, CN; Gur, RC; Loughead, J; Ruparel, K; Sammel, MD; Satterthwaite, TD; Shanmugan, S | 1 |
| Advani, R; Giil, LM; Midttun, Ø; Refsum, H; Smith, AD; Ueland, PM; Ulvik, A | 1 |
| Kanchanatawan, B; Maes, M | 1 |
| Barichello, T; Comim, CM; Dominguini, D; Elias, SG; Generoso, JS; Quevedo, J; Simões, LR; Tashiro, MH; Teixeira, AL; Vilela, MC | 1 |
| Allison, DJ; Ditor, DS | 1 |
| Fuchs, D; Gostner, JM; Strasser, B | 1 |
| Anderson, TJ; Collins, C; Dalrymple-Alford, JC; Mace, JL; Porter, RJ | 1 |
| Fülöp, F; Klivényi, P; Szalárdy, L; Toldi, J; Vécsei, L; Veres, G; Zádori, D | 1 |
| Anderson, G; Carvalho, AF; Geffard, M; Ivanova, R; Kanchanatawan, B; Maes, M; Noto, C; Ruxrungtham, K; Sirivichayakul, S; Thika, S | 1 |
| Craig, HD; Eklund, JD; Seidler, NW | 1 |
| Benkelfat, C; Coderre, E; Dumas, J; Naylor, M; Newhouse, PA; Sites, CK; Wilkins, H; Young, SN | 1 |
| Booij, L; Van der Does, AJ | 2 |
| Fuchs, D; Greilberger, J; Greilberger, M; Leblhuber, F; Tafeit, E; Wintersteiger, R | 1 |
| Aviv, RI; Black, SE; Gold, AB; Herrmann, N; Kiss, A; Lanctôt, KL; Swardfager, W; Tennen, G | 1 |
| Band, GP; Booij, L; Hommel, B; van der Does, AJ; van Steenbergen, H | 1 |
| Blazevic, S; Colic, L; Culig, L; Hranilovic, D | 1 |
| Buerger, K; Guillemin, GJ; Hampel, H; Schwarz, MJ; Teipel, SJ | 1 |
| Deary, IJ; Ebmeier, KP; Stewart, ME | 1 |
| Klaassen, T; Riedel, WJ; Schmitt, JA | 1 |
| Lunn, BS; O'Brien, JT; Porter, RJ | 1 |
| Honig, A; Riedel, WJ; Schmitt, JA; Sobczak, S | 1 |
| Harrison, BJ; Nathan, PJ | 1 |
| Gallagher, P; Massey, AE; McAllister-Williams, RH; Young, AH | 1 |
| Riedel, WJ | 1 |
| Riedel, WJ; Schmitt, JA; Sobczak, S | 1 |
| Gallagher, P; O'Brien, JT; Phipps, AJ; Porter, RJ; Scott, A; Stevenson, PS | 1 |
| Blair, RJ; Buzas, B; Finger, EC; Goldman, D; Marsh, AA; Pine, DS; Richell, RA; Soliman, N; Vythilingham, M | 1 |
| Burgunder, JM; Chen, Q; Jiang, XF; Shang, HF; Zhou, D | 1 |
| Gilles, C; Luthringer, R | 1 |
| Oxenkrug, GF | 1 |
| Booij, L; Haffmans, PJ; Merens, W; van der Does, A | 1 |
| Kaufman, LD; Krupp, LB; Masur, DM | 1 |
| Bender, DA | 1 |
| Cowen, PJ; Dolan, RJ; Friston, KJ; Morris, JS; Smith, KA | 1 |
| Ballard, CG; Gray, JM; Lunn, BS; O'Brien, JT; Porter, RJ; Walker, LL | 1 |
| Van der Does, AJ | 1 |
| Aan Het Rot, M; Booij, I; Deutz, NE; Honig, A; Riedel, WJ; Sobczak, S | 1 |
| Bleandonu, G; Boye, J | 1 |
9 review(s) available for tryptophan and Cognition Disorders
| Article | Year |
|---|---|
The common inflammatory etiology of depression and cognitive impairment: a therapeutic target.
Topics: Animals; Cognition Disorders; Depression; Humans; Inflammation; Kynurenine; Signal Transduction; Tryptophan | 2014 |
Mood, food, and cognition: role of tryptophan and serotonin.
Topics: Affect; Antioxidants; Brain; Cognition; Cognition Disorders; Depression; Diet; Feeding Behavior; Humans; Serotonin; Tryptophan | 2016 |
Inhibitors of the kynurenine pathway as neurotherapeutics: a patent review (2012-2015).
Topics: Animals; Central Nervous System Neoplasms; Cognition Disorders; Drug Design; Enzyme Inhibitors; Humans; Kynurenine; Neurodegenerative Diseases; Patents as Topic; Structure-Activity Relationship; Tryptophan | 2016 |
Tryptophan, mood, and cognitive function.
Topics: Affect; Attention; Cognition; Cognition Disorders; Depressive Disorder; Humans; Memory; Memory Disorders; Mood Disorders; Serotonin; Tryptophan | 2002 |
Tryptophan modulation and cognition.
Topics: Cognition; Cognition Disorders; Depression; Humans; Models, Psychological; Serotonin; Tryptophan | 2003 |
Pharmacological models in healthy volunteers: their use in the clinical development of psychotropic drugs.
Topics: Apomorphine; Cognition Disorders; Dopamine Agonists; Excitatory Amino Acid Antagonists; GABA Modulators; Humans; Ketamine; Lorazepam; Memory Disorders; Models, Psychological; Muscarinic Antagonists; Panic Disorder; Psychotropic Drugs; Scopolamine; Tryptophan | 2007 |
Genetic and hormonal regulation of tryptophan kynurenine metabolism: implications for vascular cognitive impairment, major depressive disorder, and aging.
Topics: Aging; Animals; Cognition Disorders; Cytokines; Depressive Disorder, Major; Hormones; Humans; Kynurenine; Models, Biological; Nitric Oxide Synthase Type II; Tryptophan | 2007 |
Tryptophan and niacin nutrition--is there a problem?
Topics: Adult; Animals; Cognition Disorders; Environmental Exposure; Humans; Hydrolases; Iron Deficiencies; Kynurenine 3-Monooxygenase; Lead Poisoning; Liver; Mixed Function Oxygenases; NAD; NADP; Neoplasms; Niacin; Nutritional Requirements; Oxidative Stress; Trace Elements; Tryptophan; Zinc | 1996 |
The effects of tryptophan depletion on mood and psychiatric symptoms.
Topics: Anorexia Nervosa; Bipolar Disorder; Brain; Bulimia; Cognition Disorders; Depressive Disorder, Major; Humans; Mood Disorders; Obsessive-Compulsive Disorder; Recurrence; Serotonin; Severity of Illness Index; Substance-Related Disorders; Tryptophan | 2001 |
10 trial(s) available for tryptophan and Cognition Disorders
| Article | Year |
|---|---|
Impact of early life adversity and tryptophan depletion on functional connectivity in menopausal women: A double-blind, placebo-controlled crossover study.
Topics: Brain; Brain Mapping; Cognition Disorders; Cross-Over Studies; Double-Blind Method; Executive Function; Female; Humans; Life Change Events; Magnetic Resonance Imaging; Menopause; Middle Aged; Nerve Net; Placebo Effect; Serotonin; Tryptophan | 2017 |
Acute tryptophan depletion and Lewy body dementias.
Topics: Aged; Cognition Disorders; Cross-Over Studies; Deficiency Diseases; Dementia; Double-Blind Method; Female; Humans; Lewy Body Disease; Male; Memory, Short-Term; Neuropsychological Tests; New Zealand; Serotonin; Tryptophan | 2016 |
Estrogen treatment impairs cognitive performance after psychosocial stress and monoamine depletion in postmenopausal women.
Topics: Affect; Aged; Aged, 80 and over; Anxiety; Cognition Disorders; Double-Blind Method; Estradiol; Estrogens; Female; Follicle Stimulating Hormone; Humans; Hydrocortisone; Mental Recall; Middle Aged; Neuropsychological Tests; Phenylalanine; Postmenopause; Stress, Psychological; Tryptophan; Tyrosine | 2010 |
Emotional processing as a predictor of symptom change: an acute tryptophan depletion study in depressed patients.
Topics: Adolescent; Adult; Aged; Cognition Disorders; Depression; Dose-Response Relationship, Drug; Double-Blind Method; Emotions; Humans; Mental Recall; Middle Aged; Neuropsychological Tests; Psychiatric Status Rating Scales; Reaction Time; Time Factors; Tryptophan; Young Adult | 2011 |
Neuroticism as a predictor of mood change: the effects of tryptophan depletion.
Topics: Adult; Affect; Cognition Disorders; Depressive Disorder; Family; Female; Humans; Male; Neurotic Disorders; Psychometrics; Tryptophan | 2002 |
Effects of acute tryptophan depletion on cognitive function in Alzheimer's disease and in the healthy elderly.
Topics: Affect; Aged; Alzheimer Disease; Cognition Disorders; Cross-Over Studies; Double-Blind Method; Female; Humans; Male; Neuropsychological Tests; Serotonin; Task Performance and Analysis; Tryptophan | 2003 |
Effects of acute tryptophan depletion on mood and cognitive functioning in older recovered depressed subjects.
Topics: Adult; Aged; Aged, 80 and over; Beverages; Cognition Disorders; Convalescence; Cross-Over Studies; Depressive Disorder, Major; Disability Evaluation; Double-Blind Method; Female; Follow-Up Studies; Humans; Male; Middle Aged; Neuropsychological Tests; Selective Serotonin Reuptake Inhibitors; Severity of Illness Index; Tryptophan | 2005 |
Impaired recognition of fear facial expressions in 5-HTTLPR S-polymorphism carriers following tryptophan depletion.
Topics: Adult; Cognition Disorders; Double-Blind Method; Facial Expression; Fear; Female; Humans; Male; Polymorphism, Genetic; Recognition, Psychology; Serotonin Plasma Membrane Transport Proteins; Tryptophan | 2006 |
Cognitive deficit induced by acute tryptophan depletion in patients with Alzheimer's disease.
Topics: Aged; Alzheimer Disease; Cognition Disorders; Cross-Over Studies; Depressive Disorder; Double-Blind Method; Female; Humans; Male; Serotonin; Tryptophan | 2000 |
Cognition following acute tryptophan depletion: difference between first-degree relatives of bipolar disorder patients and matched healthy control volunteers.
Topics: Administration, Oral; Adult; Amino Acids; Bipolar Disorder; Cognition Disorders; Double-Blind Method; Female; Frontal Lobe; Genetic Predisposition to Disease; Humans; Male; Middle Aged; Neuropsychological Tests; Risk; Serotonin; Tryptophan | 2002 |
21 other study(ies) available for tryptophan and Cognition Disorders
| Article | Year |
|---|---|
Kynurenine Pathway Metabolites in Alzheimer's Disease.
Topics: 3-Hydroxyanthranilic Acid; Aged; Aged, 80 and over; Aging; Alzheimer Disease; Cognition Disorders; Cohort Studies; Female; Humans; Kynurenine; Male; Middle Aged; Neuropsychological Tests; Quinolinic Acid; Signal Transduction; Statistics, Nonparametric; Tryptophan; Xanthurenates | 2017 |
The Effects of Tryptophan Catabolites on Negative Symptoms and Deficit Schizophrenia are Partly Mediated by Executive Impairments: Results of Partial Least Squares Path Modeling.
Topics: Adolescent; Adult; Aged; Analysis of Variance; Cognition Disorders; Executive Function; Female; Humans; Immunoglobulin A; Immunoglobulin M; Kynurenic Acid; Kynurenine; Kynurenine 3-Monooxygenase; Male; Middle Aged; Neuropsychological Tests; Picolinic Acids; Psychiatric Status Rating Scales; Quinolinic Acid; Schizophrenia; Schizophrenic Psychology; Tryptophan; Xanthurenates; Young Adult | 2018 |
Inhibition of indoleamine 2,3-dioxygenase prevented cognitive impairment in adult Wistar rats subjected to pneumococcal meningitis.
Topics: Animals; Cognition Disorders; Cytokines; Enzyme Inhibitors; Hippocampus; Indoleamine-Pyrrole 2,3,-Dioxygenase; Inflammation Mediators; Male; Memory; Meningitis, Pneumococcal; Rats; Rats, Wistar; Translational Research, Biomedical; Tryptophan | 2013 |
Physio-somatic symptoms in schizophrenia: association with depression, anxiety, neurocognitive deficits and the tryptophan catabolite pathway.
Topics: Adolescent; Adult; Aged; Anxiety; Cognition Disorders; Depression; Female; Humans; Male; Middle Aged; Schizophrenia; Schizophrenic Psychology; Symptom Assessment; Tryptophan; Young Adult | 2017 |
Trifluoroethanol increases albumin's susceptibility to chemical modification.
Topics: Acrolein; Anesthetics, Inhalation; Binding Sites; Biophysical Phenomena; Cognition Disorders; Fluorescence; Humans; In Vitro Techniques; Models, Biological; Postoperative Complications; Protein Conformation; Serum Albumin; Spectrometry, Fluorescence; Trifluoroethanol; Tryptophan | 2008 |
Carbonyl proteins as a clinical marker in Alzheimer's disease and its relation to tryptophan degradation and immune activation.
Topics: Aged; Alzheimer Disease; Biomarkers; Cognition Disorders; Female; Folic Acid; Homocysteine; Humans; Male; Middle Aged; Neopterin; Oxidative Stress; Protein Carbonylation; Reference Values; Tryptophan; Vitamin B 12 | 2010 |
The relationship between indoleamine 2,3-dioxygenase activity and post-stroke cognitive impairment.
Topics: Adult; Aged; Aged, 80 and over; Biomarkers; Cognition Disorders; Cross-Sectional Studies; Enzyme Activation; Humans; Indoleamine-Pyrrole 2,3,-Dioxygenase; Kynurenine; Male; Middle Aged; Psychiatric Status Rating Scales; ROC Curve; Stroke; Tryptophan | 2011 |
Affective regulation of cognitive-control adjustments in remitted depressive patients after acute tryptophan depletion.
Topics: Adaptation, Psychological; Adolescent; Adult; Aged; Analysis of Variance; Cognition Disorders; Conflict, Psychological; Depression; Female; Humans; Male; Middle Aged; Neuropsychological Tests; Psychiatric Status Rating Scales; Reaction Time; Serotonin; Social Adjustment; Tryptophan; Young Adult | 2012 |
Anxiety-like behavior and cognitive flexibility in adult rats perinatally exposed to increased serotonin concentrations.
Topics: 5-Hydroxytryptophan; Analysis of Variance; Animals; Antidepressive Agents, Second-Generation; Anxiety Disorders; Cognition Disorders; Disease Models, Animal; Dose-Response Relationship, Drug; Exploratory Behavior; Female; Male; Maze Learning; Monoamine Oxidase Inhibitors; Pregnancy; Prenatal Exposure Delayed Effects; Rats; Rats, Wistar; Serotonin; Sex Factors; Tranylcypromine; Tryptophan | 2012 |
Increased 3-hydroxykynurenine serum concentrations differentiate Alzheimer's disease patients from controls.
Topics: Aged; Alzheimer Disease; Biomarkers; Blood-Brain Barrier; Brain Chemistry; Chromatography, High Pressure Liquid; Cognition Disorders; Female; Gas Chromatography-Mass Spectrometry; Humans; Kynurenic Acid; Kynurenine; Male; Neuropsychological Tests; Picolinic Acids; Quinolinic Acid; Spectrophotometry, Ultraviolet; Tryptophan | 2013 |
Pronounced cognitive deficits following an intravenous L-tryptophan challenge in first-degree relatives of bipolar patients compared to healthy controls.
Topics: Adult; Bipolar Disorder; Cognition Disorders; Cross-Over Studies; Double-Blind Method; Female; Humans; Infusions, Intravenous; Linear Models; Male; Memory Disorders; Psychomotor Performance; Statistics, Nonparametric; Tryptophan | 2003 |
L-tryptophan challenge and cognitive deficits in bipolar disorder: evidence for hyperserotonergic and hypodopaminergic mechanisms.
Topics: Bipolar Disorder; Cognition Disorders; Dopamine; Humans; Serotonin; Tryptophan | 2003 |
Effects of acute tryptophan depletion on executive function in healthy male volunteers.
Topics: Adolescent; Adult; Attention; Cognition Disorders; Cross-Over Studies; Double-Blind Method; Frontal Lobe; Humans; Male; Neuropsychological Tests; Psychomotor Performance; Reaction Time; Serotonin; Sex Factors; Trail Making Test; Tryptophan | 2003 |
Cognitive changes after acute tryptophan depletion: what can they tell us?
Topics: Alzheimer Disease; Cognition Disorders; Depressive Disorder, Major; Human Experimentation; Humans; N-Methyl-3,4-methylenedioxyamphetamine; Serotonin; Tryptophan | 2004 |
National Institutes of Health State of the Science Conference statement on Manifestations and Management of Chronic Insomnia in Adults, June 13-15, 2005.
Topics: Adult; Antidepressive Agents; Benzodiazepines; Chronic Disease; Cognition Disorders; Cognitive Behavioral Therapy; Comorbidity; Cost of Illness; Depression; Humans; Incidence; Prevalence; Sleep Initiation and Maintenance Disorders; Tryptophan | 2005 |
Novel mutation in the ceruloplasmin gene causing a cognitive and movement disorder with diabetes mellitus.
Topics: Ceruloplasmin; Cognition Disorders; Diabetes Complications; DNA Mutational Analysis; Exons; Female; Homozygote; Humans; Magnetic Resonance Imaging; Middle Aged; Movement Disorders; Mutation; Serine; Tryptophan | 2006 |
Cognitive and serotonergic vulnerability to depression: convergent findings.
Topics: Adult; Cognition Disorders; Cross-Over Studies; Depression; Double-Blind Method; Female; Humans; Male; Personality Disorders; Serotonin; Tryptophan | 2007 |
The effects of experimentally lowered serotonin function on emotional information processing and memory in remitted depressed patients.
Topics: Adolescent; Adult; Aged; Attention; Cognition Disorders; Depressive Disorder; Emotions; Face; Female; Humans; Learning; Male; Memory; Middle Aged; Pattern Recognition, Visual; Selective Serotonin Reuptake Inhibitors; Self Concept; Serotonin; Speech; Tryptophan; Young Adult | 2008 |
Neurocognitive dysfunction in the eosinophilia-myalgia syndrome.
Topics: Attention; Cognition Disorders; Drug Contamination; Eosinophilia-Myalgia Syndrome; Female; Humans; Male; Memory; Middle Aged; Motor Activity; Psychological Tests; Tryptophan | 1993 |
Brain mechanisms associated with depressive relapse and associated cognitive impairment following acute tryptophan depletion.
Topics: Adult; Blood Flow Velocity; Brain Diseases; Cerebrovascular Circulation; Cognition Disorders; Depressive Disorder; Humans; Male; Middle Aged; Psychological Tests; Recurrence; Serotonin; Tomography, Emission-Computed; Tryptophan | 1999 |
[Neuropsychiatric incidences in antitubercular treatment consisting of isoniazid or isoniazid and ethionamide (8 cases)].
Topics: Acidosis; Adult; Alcoholism; Ammonia; Avitaminosis; Carboxy-Lyases; Chromatography, Paper; Chromatography, Thin Layer; Cognition Disorders; Coma; Drug Synergism; Ethionamide; Female; Humans; Isoniazid; Male; Mental Disorders; Methods; Middle Aged; Niacinamide; Pyridoxine; Renin; Seizures; Transaminases; Tryptophan; Tuberculosis, Pulmonary; Vitamin B 6 Deficiency | 1969 |