tryptophan has been researched along with Autism in 43 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 12 (27.91) | 18.7374 |
| 1990's | 7 (16.28) | 18.2507 |
| 2000's | 11 (25.58) | 29.6817 |
| 2010's | 10 (23.26) | 24.3611 |
| 2020's | 3 (6.98) | 2.80 |
| Authors | Studies |
|---|---|
| Betti, L; Carmassi, C; Carpita, B; Cremone, IM; Dell'Osso, L; Giannaccini, G; Massimetti, G; Nardi, B; Palego, L | 1 |
| Cheng, B; Li, X; Sun, Q; Wang, S; Wei, X; Xiao, M | 1 |
| Chen, W; Kong, Q; Li, X; Tian, P; Wang, B; Wang, G; Zhang, H; Zhao, J | 1 |
| Wu, WL | 1 |
| Agus, A; Planchais, J; Sokol, H | 1 |
| Hagino, Y; Hall, FS; Ikeda, K; Inagaki, M; Kasai, S; Kashii, H; Kotajima-Murakami, H; Mizuguchi, M; Murphy, D; Nishito, Y; Sato, A; Sora, I; Takamatsu, Y; Tanaka, M; Uhl, GR | 1 |
| Borre, Y; de Theije, CG; Garssen, J; Kas, MJ; Koelink, PJ; Korte, SM; Korte-Bouws, GA; Kraneveld, AD; Lopes da Silva, S; Olivier, B; Wu, J | 1 |
| Brammer, M; Cleare, A; Craig, M; Daly, E; Deeley, Q; Ecker, C; Giampietro, V; Gillan, N; Gudbrandsen, M; Hallahan, B; Johnston, P; Lamar, M; Murphy, C; Murphy, DG; Page, L; Robertson, D; Rubia, K; Schmitz, N; Spain, D; Toal, F | 1 |
| Cryan, JF; Dinan, TG | 1 |
| Abramson, RK; Anderson, BM; Bartlett, J; Cuccaro, ML; Gilbert, JR; Haines, JL; Pericak-Vance, MA; Schnetz-Boutaud, NC; Wotawa, AM; Wright, HH | 1 |
| Beretich, GR | 1 |
| Bolliger, MF; Boucard, AA; Carter, AS; Ko, J; Maher, TA; Milunsky, JM; Newton, S; Powell, CM; Südhof, TC; Tager-Flusberg, H; Zhang, C; Zhao, G | 1 |
| Anderson, GM; Kema, IP; Kemperman, RF; Minderaa, RB; Mulder, EJ; Oosterloo-Duinkerken, A | 1 |
| Kałuzna-Czaplinska, J; Michalska, M; Rynkowski, J | 1 |
| Clayton, TA | 1 |
| Brammer, M; Cleare, A; Craig, M; Daly, EM; Deeley, Q; Ecker, C; Giampietro, V; Gillan, N; Hallahan, B; Johnston, P; Lamar, M; Murphy, C; Murphy, DG; Page, L; Spain, D; Surguladze, S; Toal, F | 1 |
| READ, JH; SUTTON, HE | 1 |
| Kurup, PA; Kurup, RK | 1 |
| Sanders-Bush, E; Sodhi, MS | 1 |
| Chugani, DC | 1 |
| Bell, CJ; Hood, SD; Nutt, DJ | 1 |
| Carroll, RC; Connors, SL; Lozzio, CB; Matteson, KJ; Sega, GA; Zimmerman, AW | 1 |
| Anderson, GM; Janusonis, S; Rakic, P; Shifrovich, I | 1 |
| Hoshino, Y; Kaneko, M; Kumashiro, H; Ono, Y; Tachibana, R; Watanabe, M; Yamamoto, T | 1 |
| Debray Ritzen, P; Douay, O; Kamoun, P | 1 |
| Celli, M; D'Eufemia, P; Finocchiaro, R; Giardini, O; Monteleone, D; Viozzi, L | 1 |
| Cohen, DJ; Goodman, WK; McDougle, CJ; Naylor, ST; Price, LH; Volkmar, FR | 1 |
| Aghajanian, GK; Cohen, DJ; Heninger, GR; McDougle, CJ; Naylor, ST; Price, LH | 1 |
| Doan, RJ | 1 |
| Croonenberghs, J; Deboutte, D; Delmeire, L; Lin, AH; Maes, M; Meskal, A; Neels, H; Pison, G; Scharpe, S; Van der Planken, M; Verkerk, R | 1 |
| Asano, E; Behen, M; Chakraborty, PK; Chugani, DC; Chugani, HT; Janisse, J; Mangner, TJ; Muzik, O; Rothermel, R | 1 |
| Honda, K; Hoshino, Y; Kaneko, M; Kumashiro, H; Numata, Y; Tachibana, R; Watanabe, M; Yashima, Y | 1 |
| Freedman, DX; Hanley, HG; Stahl, SM | 1 |
| Ritvo, ER | 1 |
| Guthrie, RD; Wyatt, RJ | 1 |
| Anderson, GM; Cook, EH; Fletcher, KE; Freedman, DX; Heninger, GR; Leventhal, BL | 1 |
| Anderson, GM | 1 |
| Comings, BG; Comings, DE | 1 |
| Akkerhuis, GW; Anderson, GM; Cohen, DJ; Minderaa, RB; Volkmar, FR | 1 |
| Hayashi, T; Nakane, A; Naruse, H; Takesada, M; Yamazaki, K | 1 |
| Akkerhuis, GW; Anderson, GM; Cohen, DJ; Harcherick, D; Minderaa, RB; Volkmar, FR | 1 |
| Anderson, GM; Cohen, DJ; Freedman, DX; Hansen, CR; Hoder, EL; McPhedran, P; Minderaa, RB; Volkmar, FR; Young, JG | 1 |
| Hoshino, Y; Kaneko, M; Kumashiro, H; Yamamoto, T | 1 |
7 review(s) available for tryptophan and Autism
| Article | Year |
|---|---|
Gut Microbiota Regulation of Tryptophan Metabolism in Health and Disease.
Topics: Autistic Disorder; Colitis; Communicable Diseases; Crohn Disease; Gastrointestinal Microbiome; Gastrointestinal Tract; Humans; Indoles; Inflammatory Bowel Diseases; Kynurenine; Metabolic Syndrome; Obesity; Serotonin; Short Bowel Syndrome; Tryptophan | 2018 |
The Microbiome-Gut-Brain Axis in Health and Disease.
Topics: Animals; Autistic Disorder; Brain; Cytokines; Depression; Fatty Acids, Volatile; gamma-Aminobutyric Acid; Gastrointestinal Microbiome; Gastrointestinal Tract; Humans; Irritable Bowel Syndrome; Parkinson Disease; Prebiotics; Probiotics; Tryptophan; Vagus Nerve | 2017 |
Serotonin and brain development.
Topics: Animals; Anxiety; Autistic Disorder; Brain; Brain Chemistry; Down Syndrome; Humans; Learning; Models, Animal; Mood Disorders; Neuronal Plasticity; Receptors, Serotonin; Schizophrenia; Serotonin; Stress, Physiological; Synapses; Tryptophan | 2004 |
Serotonin in autism and pediatric epilepsies.
Topics: Animals; Autistic Disorder; Brain; Child; Electroencephalography; Epilepsy; Humans; Kynurenine; Magnetic Resonance Imaging; Mice; Positron-Emission Tomography; Serotonin; Tryptophan | 2004 |
Acute tryptophan depletion. Part II: clinical effects and implications.
Topics: Alleles; Alzheimer Disease; Autistic Disorder; Bipolar Disorder; Cognitive Behavioral Therapy; Depressive Disorder, Major; Disruptive, Impulse Control, and Conduct Disorders; Feeding and Eating Disorders; Female; Humans; Hydroxyindoleacetic Acid; Monoamine Oxidase Inhibitors; Premenstrual Syndrome; Promoter Regions, Genetic; Schizophrenia; Selective Serotonin Reuptake Inhibitors; Serotonin; Serotonin Plasma Membrane Transport Proteins; Sleep Wake Disorders; Sleep, REM; Surveys and Questionnaires; Tryptophan | 2005 |
Biochemistry and schizophrenia III. A review of childhood psychosis.
Topics: Autistic Disorder; Blood Platelets; Brain; Bufotenin; Child; Child, Preschool; Creatine Kinase; Dimethoxyphenylethylamine; Endocrine System Diseases; Humans; Hydroxyindoleacetic Acid; Indoleacetic Acids; Nicotinic Acids; Schizophrenia, Childhood; Serotonin; Sialic Acids; Tryptophan | 1975 |
Signal-to-noise optimization of HPLC-fluorometric systems and their application to the analysis of indoles.
Topics: Animals; Autistic Disorder; Chromatography, High Pressure Liquid; Fluorometry; Humans; Indoles; Rats; Tryptophan | 1991 |
4 trial(s) available for tryptophan and Autism
| Article | Year |
|---|---|
Serotonin and the neural processing of facial emotions in adults with autism: an fMRI study using acute tryptophan depletion.
Topics: Adolescent; Adult; Autistic Disorder; Brain; Cross-Over Studies; Double-Blind Method; Emotions; Facial Expression; Humans; Magnetic Resonance Imaging; Male; Middle Aged; Serotonin; Tryptophan; Young Adult | 2012 |
Acute tryptophan depletion in autistic disorder: a controlled case study.
Topics: Adult; Amino Acids; Autistic Disorder; Brain; Female; Humans; Serotonin; Social Behavior; Tryptophan | 1993 |
Effects of tryptophan depletion in drug-free adults with autistic disorder.
Topics: Adult; Amino Acids, Essential; Autistic Disorder; Child; Double-Blind Method; Female; Humans; Male; Placebos; Psychiatric Status Rating Scales; Serotonin; Severity of Illness Index; Tryptophan | 1996 |
[Metabolic changes in aromatic amino acids and monoamines in infantile autism and development of new treatment related to the finding].
Topics: 5-Hydroxytryptophan; Amino Acids; Autistic Disorder; Biogenic Monoamines; Biopterins; Carbon Isotopes; Child; Child, Preschool; Clinical Trials as Topic; Deuterium; Double-Blind Method; Humans; Levodopa; Phenylalanine; Tryptophan | 1989 |
32 other study(ies) available for tryptophan and Autism
| Article | Year |
|---|---|
Kynurenine pathway and autism spectrum phenotypes: an investigation among adults with autism spectrum disorder and their first-degree relatives.
Topics: Autism Spectrum Disorder; Autistic Disorder; Humans; Kynurenic Acid; Kynurenine; Phenotype; Tryptophan | 2023 |
Vitamin A deficiency from maternal gestation may contribute to autistic-like behaviors and gastrointestinal dysfunction in rats through the disrupted purine and tryptophan metabolism.
Topics: Animals; Autism Spectrum Disorder; Autistic Disorder; Female; Gastrointestinal Diseases; Pregnancy; Purines; Rats; Tryptophan; Vitamin A Deficiency | 2023 |
Daily intake of Lactobacillus alleviates autistic-like behaviors by ameliorating the 5-hydroxytryptamine metabolic disorder in VPA-treated rats during weaning and sexual maturation.
Topics: Animals; Autistic Disorder; Behavior, Animal; Butyric Acid; Disease Models, Animal; Fatty Acids, Volatile; Gastrointestinal Microbiome; Lactobacillus; Probiotics; Rats; Serotonin; Sexual Maturation; Tryptophan; Valproic Acid; Weaning | 2021 |
Association Among Gut Microbes, Intestinal Physiology, and Autism.
Topics: Animals; Autistic Disorder; Bile Acids and Salts; Intestines; Mice; Microbiota; Tryptophan | 2017 |
Brain hyperserotonemia causes autism-relevant social deficits in mice.
Topics: Animals; Autistic Disorder; Brain; Female; Male; Mice; Mice, Inbred C57BL; Serotonin; Serotonin Plasma Membrane Transport Proteins; Social Behavior; Tryptophan | 2018 |
Autistic-like behavioural and neurochemical changes in a mouse model of food allergy.
Topics: Age Factors; Animals; Autistic Disorder; Biogenic Monoamines; Brain; Chromatography, High Pressure Liquid; Disease Models, Animal; Food Hypersensitivity; Grooming; Homovanillic Acid; Interpersonal Relations; Male; Maze Learning; Mice; Mice, Inbred C3H; Milk; Proto-Oncogene Proteins c-fos; Statistics, Nonparametric; Tryptophan | 2014 |
Response inhibition and serotonin in autism: a functional MRI study using acute tryptophan depletion.
Topics: Adolescent; Adult; Autistic Disorder; Brain; Cross-Over Studies; Double-Blind Method; Female; Humans; Magnetic Resonance Imaging; Male; Neural Inhibition; Photic Stimulation; Reaction Time; Serotonin; Tryptophan; Young Adult | 2014 |
Examination of association of genes in the serotonin system to autism.
Topics: Adolescent; Autistic Disorder; Child; Child, Preschool; Genetic Predisposition to Disease; Humans; Linkage Disequilibrium; Molecular Sequence Data; Molecular Structure; Polymorphism, Single Nucleotide; Serotonin; Tryptophan; Young Adult | 2009 |
Reversal of autistic symptoms by removal of low-relative tryptophan foods: case report.
Topics: Autistic Disorder; Child, Preschool; Female; Humans; Tryptophan | 2009 |
A neuroligin-4 missense mutation associated with autism impairs neuroligin-4 folding and endoplasmic reticulum export.
Topics: Amino Acid Sequence; Amino Acid Substitution; Animals; Arginine; Autistic Disorder; Carrier Proteins; Cell Adhesion Molecules, Neuronal; Cell Line; Child, Preschool; Chlorocebus aethiops; COS Cells; Endoplasmic Reticulum; Female; Humans; Male; Membrane Proteins; Mice; Molecular Sequence Data; Mutation, Missense; Protein Folding; Protein Transport; Tryptophan | 2009 |
Urinary excretion of 5-hydroxyindoleacetic acid, serotonin and 6-sulphatoxymelatonin in normoserotonemic and hyperserotonemic autistic individuals.
Topics: Adolescent; Age Factors; Autistic Disorder; Creatinine; Humans; Hydroxyindoleacetic Acid; Male; Melatonin; Serotonin; Tryptophan | 2010 |
Determination of tryptophan in urine of autistic and healthy children by gas chromatography/mass spectrometry.
Topics: Autistic Disorder; Calibration; Case-Control Studies; Child; Female; Gas Chromatography-Mass Spectrometry; Humans; Limit of Detection; Male; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Serotonin; Time Factors; Tryptophan | 2010 |
Metabolic differences underlying two distinct rat urinary phenotypes, a suggested role for gut microbial metabolism of phenylalanine and a possible connection to autism.
Topics: Animals; Autistic Disorder; Bacterial Proteins; Biomarkers; Chlorogenic Acid; Clostridium; Disease Models, Animal; Fungal Proteins; Glycine; Hippurates; Humans; Intestines; Phenylalanine; Phenylalanine Ammonia-Lyase; Rats; Stereoisomerism; Systems Biology; Tryptophan; Tyrosine; Yeasts | 2012 |
Abnormal amino acid metabolism in a case suggesting autism.
Topics: Autistic Disorder; Behavior; Biochemical Phenomena; Humans; Tryptophan | 1958 |
A hypothalamic digoxin-mediated model for autism.
Topics: Adolescent; Autistic Disorder; Child; Digoxin; Dolichols; Female; Humans; Hypothalamus; Magnesium; Male; Sodium-Potassium-Exchanging ATPase; Tryptophan; Tyrosine; Ubiquinone | 2003 |
Plasma serotonin in autism.
Topics: Adolescent; Adult; Autistic Disorder; Case-Control Studies; Child; Child, Preschool; Fathers; Female; Humans; Male; Middle Aged; Mothers; Pilot Projects; Serotonin; Siblings; Tryptophan | 2006 |
Ontogeny of brain and blood serotonin levels in 5-HT receptor knockout mice: potential relevance to the neurobiology of autism.
Topics: Animals; Autistic Disorder; Blood Platelets; Brain; Brain Chemistry; Central Nervous System; Chromatography, High Pressure Liquid; Female; Genotype; Hydroxyindoleacetic Acid; Immunohistochemistry; Male; Mice; Mice, Inbred C57BL; Mice, Knockout; Peripheral Nervous System; Receptor, Serotonin, 5-HT1A; Reverse Transcriptase Polymerase Chain Reaction; Serotonin; Tryptophan | 2006 |
Blood serotonin and free tryptophan concentration in autistic children.
Topics: Autistic Disorder; Brain; Child; Child, Preschool; Female; Humans; Hydroxyindoleacetic Acid; Male; Psychiatric Status Rating Scales; Serotonin; Tryptophan | 1984 |
[Blood serotonin and tryptophan in autism].
Topics: Adolescent; Autistic Disorder; Child; Humans; Serotonin; Tryptophan | 1980 |
Low serum tryptophan to large neutral amino acids ratio in idiopathic infantile autism.
Topics: Adolescent; Amino Acids; Autistic Disorder; Central Nervous System; Child; Female; Humans; Male; Serotonin; Tryptophan | 1995 |
Risperidone for insomnia in PDDs.
Topics: Antipsychotic Agents; Autistic Disorder; Child; Child, Preschool; Dose-Response Relationship, Drug; Female; Humans; Hypnotics and Sedatives; Risperidone; Sleep Initiation and Maintenance Disorders; Tryptophan | 1998 |
Peripheral markers of serotonergic and noradrenergic function in post-pubertal, caucasian males with autistic disorder.
Topics: Adolescent; Autistic Disorder; Belgium; Biomarkers; Child; Dopamine; Epinephrine; Humans; Hydroxyindoleacetic Acid; Intelligence; Male; Netherlands; Norepinephrine; Paroxetine; Puberty; Serotonin; Tryptophan; Tyrosine; White People; Yohimbine | 2000 |
Autism in tuberous sclerosis complex is related to both cortical and subcortical dysfunction.
Topics: Adolescent; Autistic Disorder; Carbon Radioisotopes; Cerebellar Nuclei; Cerebral Cortex; Child; Child, Preschool; Female; Fluorodeoxyglucose F18; Glucose; Humans; Infant; Male; Radiopharmaceuticals; Spasms, Infantile; Tomography, Emission-Computed; Tryptophan; Tuberous Sclerosis | 2001 |
Serum serotonin, free tryptophan and plasma cyclic AMP levels in autistic children -with special reference to their relation to hyperkinesia.
Topics: Adult; Autistic Disorder; Child; Child, Preschool; Cyclic AMP; Female; Humans; Hyperkinesis; Male; Serotonin; Tryptophan | 1979 |
Hyperserotonemia and amine metabolites in autistic and retarded children.
Topics: Adolescent; Adult; Age Factors; Autistic Disorder; Child; Child, Institutionalized; Child, Preschool; Humans; Hydroxyindoleacetic Acid; Intellectual Disability; Intelligence; Motor Activity; Reserpine; Serotonin; Tryptamines; Tryptophan; Vanilmandelic Acid | 1977 |
Biochemical studies of children with the syndromes of autism, childhood schizophrenia and related developmental disabilities: a review.
Topics: Autistic Disorder; Blood Platelets; Brain; Bufotenin; Child; Dopamine beta-Hydroxylase; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Intellectual Disability; Monoamine Oxidase; Schizophrenia, Childhood; Serotonin; Tryptophan | 1977 |
Tryptophan loading in hyperserotonemic and normoserotonemic adults.
Topics: Administration, Oral; Adult; Arousal; Autistic Disorder; Blood Platelets; Dose-Response Relationship, Drug; Humans; Infusions, Intravenous; Male; Serotonin; Tryptophan | 1992 |
Clinical and genetic relationships between autism-pervasive developmental disorder and Tourette syndrome: a study of 19 cases.
Topics: Adolescent; Adult; Autistic Disorder; Child; Child Development Disorders, Pervasive; Child, Preschool; Female; Genes, Dominant; Genes, Recessive; Humans; Male; Pedigree; Serotonin; Tourette Syndrome; Tryptophan | 1991 |
Urinary 5-hydroxyindoleacetic acid and whole blood serotonin and tryptophan in autistic and normal subjects.
Topics: Adolescent; Adult; Autistic Disorder; Female; Humans; Hydroxyindoleacetic Acid; Male; Serotonin; Tryptophan | 1987 |
Whole blood serotonin and tryptophan in autism: temporal stability and the effects of medication.
Topics: Adolescent; Adult; Anticonvulsants; Autistic Disorder; Female; Haloperidol; Humans; Male; Phenothiazines; Platelet Count; Serotonin; Time Factors; Tryptophan | 1989 |
Whole blood serotonin in autistic and normal subjects.
Topics: Adolescent; Adult; Anticonvulsants; Autistic Disorder; Blood Platelets; Child; Child, Preschool; Chromatography, High Pressure Liquid; Female; Haloperidol; Humans; Infant; Male; Platelet Count; Serotonin; Sex Factors; Thioridazine; Tryptophan | 1987 |
Plasma free tryptophan concentration in autistic children.
Topics: Adolescent; Adult; Autistic Disorder; Brain; Child; Child, Preschool; Female; Humans; Male; Serotonin; Tryptophan | 1986 |