Compounds > tryptophan

tryptophan and Memory Disorders

tryptophan has been researched along with Memory Disorders in 28 studies

Research

Studies (28)

TimeframeStudies, this research(%)All Research%
pre-19901 (3.57)18.7374
1990's1 (3.57)18.2507
2000's13 (46.43)29.6817
2010's10 (35.71)24.3611
2020's3 (10.71)2.80

Authors

AuthorsStudies
Ahmad, S; Alam, M; Azizuddin, -; Khaliq, S; Mustafa, S; Raza, U; Samad, N; Yasmin, F1
Cheng, Y; Guo, Y; Liu, Y; Qian, H; Wang, C; Zhu, H1
Bolaños-Jiménez, F; Croyal, M; García Santillán, JA; Gourdel, M; Mezo-González, CE; Reyes-Castro, LA1
Anderson, G; Carvalho, AF; Geffard, M; Hemrungrojn, S; Kanchanatawan, B; Maes, M; Ruxrungtham, K; Sirivichayakul, S; Thika, S1
Arora, D; Basu Mallik, S; Fernandes, J; Mudgal, J; Nampoothiri, M; Pai, KSR; Rao, CM1
Carvalho, AF; Geffard, M; Kanchanatawan, B; Maes, M; Sirivichayakul, S; Thika, S1
Carvalho, AF; Kanchanatawan, B; Maes, M; Sirivichayakul, S; Thika, S1
Freire, RC; Nardi, AE; Quagliato, LA1
Akkerman, S; Blokland, A; Prickaerts, J; Rutten, K; Steinbusch, HW; van Donkelaar, EL2
Ahmad, S; Haider, S; Tabassum, S1
Allen, AP; Clarke, G; Cryan, JF; Dinan, TG; Kennedy, PJ; O'Neill, A; Quigley, EM1
Antunes, MS; Boeira, SP; de Oliveira Espinosa, D; Donato, F; Giacomeli, R; Gomes, NS; Jesse, CR; Ruff, JR; Souza, LC1
Blokland, A; Postma, A; Riedel, WJ; Sambeth, A; Schmitt, JA; Tillie, DE1
Blokland, A; Cools, AR; Deen, PM; Ellenbroek, BA; Jans, LA; Korte, SM; Korte-Bouws, GA; Olivier, JD1
Ardis, TC; Bell, R; Cahir, M; Cooper, SJ; Elliott, JJ; Jenkins, TA; Reynolds, GP1
Klaassen, T; Riedel, WJ; Schmitt, JA1
Honig, A; Riedel, WJ; Schmitt, JA; Sobczak, S1
Cobain, MR; Cowen, PJ; Durlach, PJ; Green, MW; Healy, H; Jones, AD; Powell, J; Smith, ID; Williams, JM1
Bloch, Y; Fennig, S; Grauer, E; Levkovitz, Y; Ophir-Shaham, O; Treves, I1
Elfgren, C; Froelich Fabre, S; Gustafson, L; Lannfelt, L; Nilsson, K; Ostojic, J; Passant, U1
Blokland, A; Lieben, CK; Schreiber, R; Sik, A; Sung, E; van Nieuwenhuizen, P1
Ahmed, SP; Haider, S; Haleem, DJ; Perveen, T; Shameem, S1
Blokland, A; Lieben, C; Rutten, K; Smits, L1
Gilles, C; Luthringer, R1
Deutz, NE; Klaassen, T; Riedel, WJ; van Praag, HM; van Someren, A1
Bragina, J; Heisenberg, M; Kamyshev, N; Kornhuber, J; Popov, A; Riederer, P; Savvateeva, E; Senitz, D1
Fischer-Perroudon, C; Jouvet, M; Mouret, J1

Reviews

2 review(s) available for tryptophan and Memory Disorders

ArticleYear
Tryptophan, mood, and cognitive function.
    Brain, behavior, and immunity, 2002, Volume: 16, Issue:5

    Topics: Affect; Attention; Cognition; Cognition Disorders; Depressive Disorder; Humans; Memory; Memory Disorders; Mood Disorders; Serotonin; Tryptophan

2002
Pharmacological models in healthy volunteers: their use in the clinical development of psychotropic drugs.
    Journal of psychopharmacology (Oxford, England), 2007, Volume: 21, Issue:3

    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

Trials

4 trial(s) available for tryptophan and Memory Disorders

ArticleYear
Acute tryptophan depletion reduces kynurenine levels: implications for treatment of impaired visuospatial memory performance in irritable bowel syndrome.
    Psychopharmacology, 2015, Volume: 232, Issue:8

    Topics: Adolescent; Adult; Cross-Over Studies; Double-Blind Method; Female; Hippocampus; Humans; Irritable Bowel Syndrome; Kynurenine; Memory Disorders; Photic Stimulation; Psychomotor Performance; Treatment Outcome; Tryptophan; Young Adult

2015
Memory impairments in humans after acute tryptophan depletion using a novel gelatin-based protein drink.
    Journal of psychopharmacology (Oxford, England), 2009, Volume: 23, Issue:1

    Topics: Adult; Affect; Amino Acids, Essential; Cross-Over Studies; Dietary Proteins; Dietary Supplements; Double-Blind Method; Drinking; Female; Gelatin; Humans; Male; Memory Disorders; Memory, Short-Term; Mental Recall; Placebos; Surveys and Questionnaires; Task Performance and Analysis; Tryptophan; Verbal Learning

2009
Effect of L-tryptophan on memory in patients with schizophrenia.
    The Journal of nervous and mental disease, 2003, Volume: 191, Issue:9

    Topics: Adult; Antipsychotic Agents; Cross-Over Studies; Double-Blind Method; Drug Therapy, Combination; Female; Humans; Male; Memory; Memory Disorders; Neuropsychological Tests; Psychiatric Status Rating Scales; Schizophrenia; Schizophrenic Psychology; Tryptophan

2003
Tryptophan depletion in normal volunteers produces selective impairment in memory consolidation.
    Psychopharmacology, 1999, Volume: 141, Issue:4

    Topics: Adolescent; Adult; Amino Acids; Cognition; Cross-Over Studies; Depressive Disorder, Major; Double-Blind Method; Female; Humans; Learning; Male; Memory Disorders; Middle Aged; Sex Characteristics; Tryptophan

1999

Other Studies

22 other study(ies) available for tryptophan and Memory Disorders

ArticleYear
Tryptophan lessens reserpine induced anxiety, depression and memory impairment by modulating oxidative stress and serotonergic activity.
    Pakistan journal of pharmaceutical sciences, 2021, Volume: 34, Issue:4(Suppleme

    Topics: Acetylcholinesterase; Animals; Anti-Anxiety Agents; Antidepressive Agents; Antidepressive Agents, Second-Generation; Anxiety; Depression; Gene Expression Regulation, Enzymologic; Lipid Peroxidation; Memory Disorders; Oxidative Stress; Rats; Reserpine; Stress, Psychological; Tryptophan

2021
    Food & function, 2022, Oct-17, Volume: 13, Issue:20

    Topics: Adenosine; AMP-Activated Protein Kinases; Animals; Brassica napus; Brassica rapa; Cognition; Fatigue; Glutamates; Hippocampus; Maze Learning; Memory Disorders; Mice; Neuroinflammatory Diseases; Neuroprotective Agents; Peroxisome Proliferator-Activated Receptors; Peroxisome Proliferators; Prospective Studies; Reactive Oxygen Species; Sleep Deprivation; Tibet; Tryptophan

2022
Obesity-Induced Memory Deficits in Female Rats Are Oestrous Cycle Dependent and Linked to Impaired Brain Kynurenine Pathway Metabolism.
    Neuroendocrinology, 2023, Volume: 113, Issue:5

    Topics: Animals; Brain; Female; Kynurenic Acid; Kynurenine; Memory Disorders; NAD; Obesity; Rats; Tryptophan

2023
Changes in Tryptophan Catabolite (TRYCAT) Pathway Patterning Are Associated with Mild Impairments in Declarative Memory in Schizophrenia and Deficits in Semantic and Episodic Memory Coupled with Increased False-Memory Creation in Deficit Schizophrenia.
    Molecular neurobiology, 2018, Volume: 55, Issue:6

    Topics: Adult; Case-Control Studies; Female; Humans; Linear Models; Male; Memory Disorders; Memory, Episodic; Multivariate Analysis; Neuropsychological Tests; Schizophrenia; Semantics; Tryptophan

2018
N-acetyl-L-tryptophan, a substance-P receptor antagonist attenuates aluminum-induced spatial memory deficit in rats.
    Toxicology mechanisms and methods, 2018, Volume: 28, Issue:5

    Topics: Acetylcholinesterase; Aluminum Chloride; Aluminum Compounds; Animals; Apoptosis; Behavior, Animal; Brain; Chlorides; Disease Models, Animal; Glutathione; GPI-Linked Proteins; Male; Maze Learning; Memory Disorders; Neurokinin-1 Receptor Antagonists; Neuroprotective Agents; Oxidative Stress; Rats, Wistar; Spatial Memory; Time Factors; Tryptophan

2018
In Schizophrenia, Depression, Anxiety, and Physiosomatic Symptoms Are Strongly Related to Psychotic Symptoms and Excitation, Impairments in Episodic Memory, and Increased Production of Neurotoxic Tryptophan Catabolites: a Multivariate and Machine Learning
    Neurotoxicity research, 2018, Volume: 33, Issue:3

    Topics: Adolescent; Adult; Aged; Anxiety; Depression; Female; Humans; Machine Learning; Male; Medically Unexplained Symptoms; Memory Disorders; Middle Aged; Multivariate Analysis; Psychiatric Status Rating Scales; Thailand; Tryptophan; Young Adult

2018
A New Schizophrenia Model: Immune Activation is Associated with the Induction of Different Neurotoxic Products which Together Determine Memory Impairments and Schizophrenia Symptom Dimensions.
    CNS & neurological disorders drug targets, 2019, Volume: 18, Issue:2

    Topics: Anxiety; Anxiety Disorders; Humans; Memory Disorders; Neuropsychological Tests; Schizophrenia; Tryptophan; Xanthurenates

2019
Elevated peripheral kynurenine/tryptophan ratio predicts poor short-term auditory memory in panic disorder patients.
    Journal of psychiatric research, 2019, Volume: 113

    Topics: Adolescent; Adult; Auditory Perception; Biomarkers; Female; Humans; Kynurenine; Male; Memory Disorders; Middle Aged; Panic Disorder; Tryptophan; Young Adult

2019
No effect of acute tryptophan depletion on phosphodiesterase inhibition--related improvements of short-term object memory in male Wistar rats.
    Acta psychiatrica Scandinavica, 2013, Volume: 128, Issue:2

    Topics: Animals; Behavior, Animal; Diet Therapy; Disease Models, Animal; Dose-Response Relationship, Drug; Hippocampus; Imidazoles; Male; Memory Disorders; Memory, Short-Term; Phosphodiesterase 5 Inhibitors; Piperazines; Rats; Rats, Wistar; Recognition, Psychology; Serotonin; Sulfones; Synaptic Transmission; Triazines; Tryptophan; Vardenafil Dihydrochloride

2013
Role of decreased plasma tryptophan in memory deficits observed in type-I diabetes.
    JPMA. The Journal of the Pakistan Medical Association, 2013, Volume: 63, Issue:1

    Topics: Adult; Case-Control Studies; Diabetes Mellitus, Type 1; Female; Humans; Male; Memory Disorders; Middle Aged; Tryptophan

2013
Indoleamine-2,3-dioxygenase mediates neurobehavioral alterations induced by an intracerebroventricular injection of amyloid-β1-42 peptide in mice.
    Brain, behavior, and immunity, 2016, Volume: 56

    Topics: Amyloid beta-Peptides; Animals; Anxiety; Behavior, Animal; Depression; Disease Models, Animal; Hippocampus; Indoleamine-Pyrrole 2,3,-Dioxygenase; Inflammation; Injections, Intraventricular; Kynurenine; Memory Disorders; Mice; Nerve Growth Factors; Peptide Fragments; Prefrontal Cortex; Recognition, Psychology; Tryptophan

2016
Acute tryptophan depletion dose dependently impairs object memory in serotonin transporter knockout rats.
    Psychopharmacology, 2008, Volume: 200, Issue:2

    Topics: Amino Acids; Animals; Dose-Response Relationship, Drug; Frontal Lobe; Gene Knockout Techniques; Genotype; Hippocampus; Hydroxyindoleacetic Acid; Male; Memory Disorders; Rats; Recognition, Psychology; Serotonin; Serotonin Plasma Membrane Transport Proteins; Tryptophan

2008
Phosphodiesterase 2 and 5 inhibition attenuates the object memory deficit induced by acute tryptophan depletion.
    European journal of pharmacology, 2008, Dec-14, Volume: 600, Issue:1-3

    Topics: Animals; Cyclic AMP; Cyclic GMP; Cyclic Nucleotide Phosphodiesterases, Type 2; Disease Models, Animal; Dose-Response Relationship, Drug; Imidazoles; Male; Memory; Memory Disorders; Nitric Oxide; Phosphodiesterase 5 Inhibitors; Phosphodiesterase Inhibitors; Piperazines; Rats; Rats, Wistar; Serotonin; Sulfones; Triazines; Tryptophan; Vardenafil Dihydrochloride

2008
Tryptophan depletion impairs object-recognition memory in the rat: reversal by risperidone.
    Behavioural brain research, 2010, Apr-02, Volume: 208, Issue:2

    Topics: Animals; Brain; Chromatography; Diet; Disease Models, Animal; Hydroxyindoleacetic Acid; Male; Memory Disorders; Motor Activity; Rats; Recognition, Psychology; Risperidone; Serotonin; Serotonin Antagonists; Tryptophan

2010
Pronounced cognitive deficits following an intravenous L-tryptophan challenge in first-degree relatives of bipolar patients compared to healthy controls.
    Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology, 2003, Volume: 28, Issue:4

    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
Impairments in working memory associated with naturalistic dieting in women: no relationship between task performance and urinary 5-HIAA levels.
    Appetite, 2003, Volume: 40, Issue:2

    Topics: Adult; Body Image; Cognition; Diet, Reducing; Female; Humans; Hydroxyindoleacetic Acid; Memory Disorders; Middle Aged; Receptors, Serotonin; Task Performance and Analysis; Tryptophan

2003
The tau R406W mutation causes progressive presenile dementia with bitemporal atrophy.
    Dementia and geriatric cognitive disorders, 2004, Volume: 17, Issue:4

    Topics: Age of Onset; Alzheimer Disease; Arginine; Atrophy; Genes, Dominant; Humans; Memory Disorders; Middle Aged; Mutation; Pedigree; tau Proteins; Temporal Lobe; Time Factors; Tryptophan

2004
The selective 5-HT6 receptor antagonist Ro4368554 restores memory performance in cholinergic and serotonergic models of memory deficiency in the rat.
    Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology, 2005, Volume: 30, Issue:12

    Topics: Animals; Cholinesterase Inhibitors; Cognition; Discrimination, Psychological; Dose-Response Relationship, Drug; Indoles; Male; Memory Disorders; Muscarinic Antagonists; Parasympathetic Nervous System; Piperazines; Rats; Rats, Wistar; Receptors, Serotonin; Recognition, Psychology; Scopolamine; Serotonin; Serotonin Antagonists; Trichlorfon; Tryptophan

2005
Repeated administration of lead decreases brain 5-HT metabolism and produces memory deficits in rats.
    Cellular & molecular biology letters, 2005, Volume: 10, Issue:4

    Topics: Animals; Avoidance Learning; Brain; Eating; Hydroxyindoleacetic Acid; Lead; Male; Maze Learning; Memory; Memory Disorders; Rats; Rats, Wistar; Serotonin; Tryptophan

2005
The PDE4 inhibitor rolipram reverses object memory impairment induced by acute tryptophan depletion in the rat.
    Psychopharmacology, 2007, Volume: 192, Issue:2

    Topics: Amino Acids; Animals; Behavior, Animal; Complex Mixtures; Cyclic AMP; Dose-Response Relationship, Drug; Gelatin; Injections, Intraperitoneal; Male; Memory; Memory Disorders; Phosphodiesterase Inhibitors; Random Allocation; Rats; Rats, Wistar; Rolipram; Serotonin; Tryptophan

2007
Age-dependent memory loss, synaptic pathology and altered brain plasticity in the Drosophila mutant cardinal accumulating 3-hydroxykynurenine.
    Journal of neural transmission (Vienna, Austria : 1996), 2000, Volume: 107, Issue:5

    Topics: Age Factors; Animals; Courtship; Drosophila; Kynurenic Acid; Kynurenine; Learning; Male; Memory Disorders; Mutation; Neuroglia; Tryptophan

2000
[Case of agrypnia (4 months without sleep) in Morvan's disease. Favorable action of 5-hydroxytryptophan].
    Electroencephalography and clinical neurophysiology, 1974, Volume: 36, Issue:1

    Topics: 5-Hydroxytryptophan; Adult; Chorea; Dose-Response Relationship, Drug; Electroconvulsive Therapy; Electroencephalography; Hallucinations; Humans; Hydroxyindoleacetic Acid; Hypnotics and Sedatives; Leg; Male; Memory Disorders; Myoclonus; Sleep Deprivation; Sleep Initiation and Maintenance Disorders; Sleep Stages; Sleep, REM; Time Factors; Tryptophan; Wakefulness

1974