tryptophan and Intellectual Disability

tryptophan has been researched along with Intellectual Disability in 66 studies

Research

Studies (66)

Timeframe	Studies, this research(%)	All Research%
pre-1990	61 (92.42)	18.7374
1990's	2 (3.03)	18.2507
2000's	1 (1.52)	29.6817
2010's	2 (3.03)	24.3611
2020's	0 (0.00)	2.80

Authors

Authors	Studies
Aznar-Laín, G; Gonzalez-Sepulveda, M; Gracia-Rubio, I; Marcos, J; Pérez-Jurado, LA; Pozo, OJ; Renau, N; Segura, J; Valverde, O; Ventura, R	1
Anikster, Y; Ben-Zeev, B; Benoist, JF; Berutti, R; Blau, N; Bruggmann, R; Cremer, K; Dorboz, I; Engels, H; Gahl, WA; Gemperle-Britschgi, C; Guarani, V; Haack, TB; Harper, JW; Heimer, G; Hoffmann, GF; Huttlin, EL; Imbard, A; Keller, I; Landau, Y; Malicdan, MCV; Marek-Yagel, D; Martinez, A; Mayatepek, E; Meili, D; Meissner, T; Meitinger, T; Mullikin, JC; Opladen, T; Paulo, JA; Pode-Shakked, B; Prokisch, H; Schiff, M; Schwartz, G; Shen, N; Strom, TM; Thöny, B; Trefz, FK; Vilboux, T; Ziv-Strasser, L	1
ARAKAWA, T; ITO, H; TADA, K; WADA, Y	1
BARNESS, LA; BESSELMAN, D; MELLMAN, WJ; TEDESCO, TA	1
FOIS, A; LECCHINI, L	1
CALLERI, A; GIOVANNINI, M; TERZOLI, S	1
BERGER, H; HOTTINGER, A; KRAUTHAMMER, W	1
BRAUNER, F	1
Clark, RD; Friez, MJ; Graham, JM; Jones, JR; Joseph, SM; May, M; Moeschler, JB; Opitz, JM; Peiffer, AP; Risheg, H; Rogers, RC; Schwartz, CE; Stevenson, RE	1
Martin-Du Pan, RC; Wurtman, RJ	1
Brown, RR; Fischer, MH	1
Martin, JR; Mellor, CS; Snedden, W	1
Byrd, D; Olek, K; Wardenbach, P	1
Bellet, H; Cheminal, R; Duran, M; Echenne, B	1
Demel, U; Fuchs, D; Leblhuber, F; Tilz, GP; Walli, J; Widner, B	1
Grimm, U; Knapp, A; Reddemann, H; Schlenzka, K; Schmitz, KW; Schmitz, W; Schulz, M; Smetan, M	2
Lejeune, J	1
Curzon, G	1
Curzon, G; Greenwood, MH; Kantamaneni, BD; Lader, MH	1
Reddi, OS; Reddy, KR; Reddy, MV	1
Beaff, D; Bielinski, S; Kirschenbaum, B; Lasser, AE; Schultz, BC	1
Barashnev, IuI; Grimm, U; Kazantseva, LZ; Knapp, A; Vel'tishchev, IuE	1
Freedman, DX; Hanley, HG; Stahl, SM	1
Ritvo, ER	1
Gates, SC; Higgins, JV; Wilson, CM; Wilson, RW	1
Grimm, U; Knapp, A; Reddemann, H; Schlenska, K; Schmitz, KW; Schmitz, W; Schulz, M; Smetan, M	1
Grimm, U; Knapp, A; Machill, G; Reddemann, H; Schlenzka, K; Schmitz, KW; Schmitz, W; Schulz, M; Smetan, M	1
Killian, W; Rett, A; Riederer, P; Schmidt, B; Weiser, M; Wichart, I	1
Bender, DA; McCreanor, GM; Salih, MA	1
Burdea, M; Covic, M; Grisaru, L	1
Grimm, U; Knapp, A; Schmitz, KW; Schmitz, W; Schulz, M; Smetan, M	1
Pare, CM	1
Chiancone, FM	1
Eriksson, O; Hultberg, B; Ockerman, PA	1
Airaksinen, EM; Airaksinen, MM	1
Airaksinen, EM; Airaksinen, MM; Pentikäinen, P	1
Ritsner, MS	1
Ricós, C; Sabater, J	1
Grimm, U; Knapp, A; Reddemann, H; Schlenska, K; Schmitz, KW; Schulz, M; Smetan, M	1
Grimm, U; Jährig, K; Knapp, A; Lubs, H; Schlenzka, K; Schulz, M	1
Grimm, U; Knapp, A; Schmitz, W; Schulze, M; Wolfram, G	1
Bühner, R; Bührlen, E; Byrd, D; Kochen, W	1
Grimm, U; Knapp, A; Schmitz, W; Schulz, M	1
Oldendorf, WH	1
Menne, F	1
Hsia, DY	1
Aleshko, VS; Ritsner, MS	1
Alpers, DH; Bartoscas, CS; Bixby, EM; Shih, VE; Thier, SO	1
Bunting, R; Diamond, S; Hansen, S; Perry, TL; Tischler, B	1
Freire-Maia, N	1
Rodin, EA; Whitten, CF	1
Kahn, LI	1
Barnet, A; Boullin, D; Coleman, M	1
Arakawa, T; Nakagawa, H; Tada, K; Yokoyama, Y; Yoshida, T	1
Gamstorp, I; Meeuwisse, G; Tryding, N	1
Pantlitschko, M; Plöchl, E	1
Heeley, AF; McCubbing, DG; Piesowicz, AT	1
Arakawa, T; Nakagawa, H; Tada, K; Yokoyama, Y	1
Bieber, G; Cesario, S	1
Gershon, ES; Shader, RI	1
Breakey, WR	1
Charpentier, C; Leluc, R; Lemonnier, A	1
Attal, C; Boisse, J; Leluc, R; Mozziconacci, P	1
Bower, BD; Hughes, PA; Raine, DN; Syed, N	1
Heeley, AF; McCubbing, DG; Shepherd, J	1

Reviews

3 review(s) available for tryptophan and Intellectual Disability

Article	Year
[The role of nutrition in the synthesis of neurotransmitters and in cerebral functions: clinical implications]. Schweizerische medizinische Wochenschrift, 1981, Sep-26, Volume: 111, Issue:39 Topics: Alzheimer Disease; Amino Acids; Choline; Choline O-Acetyltransferase; Diabetes Mellitus; Dopa Decarboxylase; Humans; Intellectual Disability; Memory; Myasthenia Gravis; Neurotransmitter Agents; Nutritional Physiological Phenomena; Serotonin; Tryptophan; Tyrosine	1981
[Feeble mindedness caused by genetic disorders of amino acid metabolism]. Hippokrates, 1968, May-31, Volume: 39, Issue:10 Topics: Amino Acid Metabolism, Inborn Errors; Ammonia; Arginine; Citrulline; Glycine; Hartnup Disease; Histidine; Homocystinuria; Humans; Hydroxyproline; Intellectual Disability; Lysine; Maple Syrup Urine Disease; Methionine; Phenylketonurias; Proline; Sarcosine; Succinates; Transferases; Tryptophan; Valine	1968
Biochemical factors in mental retardation. Proceedings of the annual meeting of the American Psychopathological Association, 1967, Volume: 56 Topics: 5-Hydroxytryptophan; Animals; Brain Chemistry; Diet Therapy; Female; Guinea Pigs; Haplorhini; Humans; Infant; Intellectual Disability; Intelligence Tests; Male; Metabolism, Inborn Errors; Monoamine Oxidase; Phenylalanine; Phenylketonurias; Rats; Serotonin; Tryptophan; Tyrosine	1967

Other Studies

63 other study(ies) available for tryptophan and Intellectual Disability

Article	Year
Targeting tryptophan and tyrosine metabolism by liquid chromatography tandem mass spectrometry. Journal of chromatography. A, 2016, Feb-19, Volume: 1434 Topics: Adult; Aged; Aggression; Animals; Chromatography, Liquid; Disruptive, Impulse Control, and Conduct Disorders; Female; Genetic Diseases, X-Linked; Healthy Volunteers; Humans; Intellectual Disability; Kynurenic Acid; Kynurenine; Male; Mice; Middle Aged; Monoamine Oxidase; Prefrontal Cortex; Serotonin; Tandem Mass Spectrometry; Tryptophan; Tyrosine; Young Adult	2016
Biallelic Mutations in DNAJC12 Cause Hyperphenylalaninemia, Dystonia, and Intellectual Disability. American journal of human genetics, 2017, 02-02, Volume: 100, Issue:2 Topics: Alleles; Amino Acid Sequence; Biopterins; Case-Control Studies; Dopamine; Dystonia; Exons; Female; Fibroblasts; Gene Deletion; Genome-Wide Association Study; HSP70 Heat-Shock Proteins; Humans; Intellectual Disability; Male; Pedigree; Phenylalanine; Phenylalanine Hydroxylase; Phenylketonurias; Repressor Proteins; Serotonin; Tryptophan; Tryptophan Hydroxylase; Tyrosine; Tyrosine 3-Monooxygenase	2017
CONGENITAL TRYPTOPHANURIA WITH DWARFISM ("H" DISEASE-LIKE CLINICAL FEATURES WITHOUT INDICANURIA AND GENERALIZED AMINOACIDURIA):--A PROBABLY NEW INBORN ERROR OF TRYPTOPHAN METABOLISM. The Tohoku journal of experimental medicine, 1963, Jul-25, Volume: 80 Topics: Amino Acid Metabolism, Inborn Errors; Ataxia; Dwarfism; Genetics, Medical; Humans; Intellectual Disability; Metabolic Diseases; Tryptophan; Urine	1963
INDOLYLACROYL GLYCINE EXCRETION IN A FAMILY WITH MENTAL RETARDATION. Clinica chimica acta; international journal of clinical chemistry, 1963, Volume: 8 Topics: Amino Acid Metabolism, Inborn Errors; Body Fluids; Child; Glycine; Humans; Hydrogen-Ion Concentration; Indoles; Intellectual Disability; Kidney; Neomycin; Pharmacology; Proteins; Renal Aminoacidurias; Tryptophan; Urine	1963
[URINARY ELIMINATION OF THE METABOLITES OF TRYPTOPHAN IN NEUROLOGICAL DISEASES IN CHILDREN. 1. RESULTS IN HYPSARRHYTHMIA, EPILEPSY AND MENTAL RETARDATION WITHOUT CONVULSIONS]. Rivista di clinica pediatrica, 1963, Volume: 72 Topics: Adolescent; Amino Acid Metabolism, Inborn Errors; Child; Chromatography; Epilepsy; Humans; Infant; Infant, Newborn; Intellectual Disability; Metabolism; Renal Aminoacidurias; Seizures; Spasms, Infantile; Tryptophan; Urine; Xanthurenates	1963
[METABOLIC STUDIES IN A GROUP OF CHILDREN WITH MENTAL DEFICIENCY: URINARY ELIMINATION OF AMINO ACIDS, CARBOHYDRATES, TRYPTOPHAN METABOLITES AND ABNORMAL METABOLITES]. Minerva pediatrica, 1964, Mar-24, Volume: 16 Topics: Amino Acids; Body Fluids; Carbohydrates; Child; Galactose; Glycosaminoglycans; Humans; Imidazoles; Infant; Intellectual Disability; Kynurenine; Metabolism; Tryptophan; Urine; Xanthurenates	1964
[CLINICAL OBSERVATIONS ON THE PROBLEM OF VITAMIN B 6 METABOLISM]. Schweizerische medizinische Wochenschrift, 1964, Feb-15, Volume: 94 Topics: Body Fluids; Electroencephalography; Encephalitis; Epilepsy; Humans; Intellectual Disability; Pyridoxine; Seizures; Toxicology; Tryptophan; Urine; Vitamin B 6 Deficiency; Xanthurenates	1964
[OBSERVATIONS ON THE TOLERANCE TO NEUROLEPTICS IN MENTALLY DEFICIENT CHILDREN IN A SEMI-OPEN MILIEU]. L'Encephale, 1964, Volume: 53 Topics: Antipsychotic Agents; Catecholamines; Child; Down Syndrome; Haloperidol; Humans; Intellectual Disability; Metabolism; Methotrimeprazine; Persons with Mental Disabilities; Phenothiazines; Serotonin; Toxicology; Tranquilizing Agents; Tryptophan	1964
A recurrent mutation in MED12 leading to R961W causes Opitz-Kaveggia syndrome. Nature genetics, 2007, Volume: 39, Issue:4 Topics: Amino Acid Substitution; Arginine; Family; Female; Genetic Diseases, X-Linked; Humans; Intellectual Disability; Male; Mediator Complex; Muscle Hypotonia; Mutation; Pedigree; Receptors, Thyroid Hormone; Syndrome; Tryptophan	2007
Tryptophan and lysine metabolism in alpha-aminoadipic aciduria. American journal of medical genetics, 1980, Volume: 5, Issue:1 Topics: 2-Aminoadipic Acid; Amino Acids, Dicarboxylic; Child; Humans; Intellectual Disability; Lysine; Male; Metabolism, Inborn Errors; Tryptophan	1980
Hypertryptophanemia and indoleketonuria in two mentally subnormal siblings. The New England journal of medicine, 1982, Nov-25, Volume: 307, Issue:22 Topics: Adult; Amino Acid Metabolism, Inborn Errors; Humans; Indoleacetic Acids; Indoles; Intellectual Disability; Tryptophan	1982
[Excretion of transamination products in hyperphenylalaninemia (author's transl)]. Klinische Wochenschrift, 1980, Feb-01, Volume: 58, Issue:3 Topics: Adult; Biogenic Amines; Female; Histidine; Humans; Intellectual Disability; Middle Aged; Phenylalanine; Phenylketonurias; Transaminases; Tryptophan	1980
Congenital non-progressive encephalopathy and deafness with intermittent episodes of coma and hyperkynureninuria. Journal of inherited metabolic disease, 1996, Volume: 19, Issue:1 Topics: Algeria; Brain Diseases; Child; Child, Preschool; Coma; Deafness; Female; Humans; Infant; Intellectual Disability; Kynurenine; Male; Pedigree; Renal Aminoacidurias; Tryptophan	1996
Degradation of tryptophan in neurodegenerative disorders. Advances in experimental medicine and biology, 1999, Volume: 467 Topics: Alzheimer Disease; Biomarkers; Humans; Huntington Disease; Intellectual Disability; Interleukin-2; Kynurenine; Neopterin; Receptors, Interleukin-2; Receptors, Tumor Necrosis Factor; Tryptophan; Tumor Necrosis Factor-alpha	1999
[Tryptophan metabolism and oligophrenia (author's transl)]. Fortschritte der Neurologie, Psychiatrie, und ihrer Grenzgebiete, 1978, Volume: 46, Issue:4 Topics: Amino Acid Metabolism, Inborn Errors; Down Syndrome; Epilepsy; Hartnup Disease; Humans; Intellectual Disability; Kynurenine; Pyridoxine; Tryptophan; Xanthurenates	1978
[Biochemical investigations and trisomy 21 (author's transl)]. Annales de genetique, 1979, Volume: 22, Issue:2 Topics: Down Syndrome; Folic Acid; Glyoxylates; Humans; Hydrogen Peroxide; Intellectual Disability; Oxalates; Superoxides; Thiamine; Tryptophan	1979
[Tryptophan metabolism and oligophrenia. Part 2: Personal studies]. Fortschritte der Neurologie, Psychiatrie, und ihrer Grenzgebiete, 1978, Volume: 46, Issue:4 Topics: Adolescent; Adult; Child; Humans; Intellectual Disability; Kynurenine; Pyridoxine; Serotonin; Tryptophan; Xanthurenates	1978
Study of disturbed tryptophan metabolism in depressive illness. Annales de biologie clinique, 1979, Volume: 37, Issue:1 Topics: Depression; Fatty Acids, Nonesterified; Humans; Intellectual Disability; Mental Disorders; Stress, Psychological; Tryptophan	1979
Tryptophan disposition in psychiatric patients before and after stress. Psychological medicine, 1979, Volume: 9, Issue:3 Topics: Adult; Depression; Fatty Acids, Nonesterified; Female; Humans; Intellectual Disability; Male; Mental Disorders; Middle Aged; Psychomotor Agitation; Stress, Physiological; Tryptophan	1979
Familial hydroxykynureninuria. Human heredity, 1978, Volume: 28, Issue:3 Topics: Amino Acid Metabolism, Inborn Errors; Child; Consanguinity; Female; Gingival Diseases; Humans; Intellectual Disability; Kynurenine; Male; Pedigree; Stomatitis; Syndrome; Tryptophan; Xanthurenates	1978
Phenylketonuria and scleroderma. Archives of dermatology, 1978, Volume: 114, Issue:8 Topics: Child; Humans; Intellectual Disability; Male; Phenylalanine; Phenylketonurias; Scleroderma, Localized; Tryptophan	1978
[Role of tryptophan metabolism disorders in the etiology of mental retardation in children]. Voprosy okhrany materinstva i detstva, 1978, Volume: 23, Issue:10 Topics: Adolescent; Adult; Aged; Amino Acid Metabolism, Inborn Errors; Child; Child, Preschool; Female; Humans; Intellectual Disability; Male; Middle Aged; Pedigree; Tryptophan	1978
Hyperserotonemia and amine metabolites in autistic and retarded children. Archives of general psychiatry, 1977, Volume: 34, Issue:5 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. Journal of child psychology and psychiatry, and allied disciplines, 1977, Volume: 18, Issue:4 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
Alpha-ketoadipic aciduria: a description of a new metabolic error in lysine-tryptophan degradation. Pediatric research, 1975, Volume: 9, Issue:6 Topics: Adipates; Adolescent; Amino Acid Metabolism, Inborn Errors; Humans; Intellectual Disability; Keto Acids; Lysine; Male; Tryptophan	1975
[Tryptophan metabolism research in oligophrenic children. 4.: Activity and possibility of activating hepatic kynureninase after vitamin B6 treatment]. Psychiatrie, Neurologie, und medizinische Psychologie, 1975, Volume: 27, Issue:11 Topics: Adolescent; Child; Enzyme Activation; Humans; Hydrolases; Intellectual Disability; Liver; Pyridoxine; Tryptophan	1975
[Determination of kynureninase activity in oligophrenic children with hereditary taint, before and after vitamin B6 treatment]. Acta biologica et medica Germanica, 1975, Volume: 34?710 Topics: Adolescent; Adult; Amino Acid Metabolism, Inborn Errors; Child; Humans; Hydrolases; Intellectual Disability; Kynurenine; Pyridoxine; Tryptophan	1975
Preliminary brain autopsy findings in progredient Rett syndrome. American journal of medical genetics. Supplement, 1986, Volume: 1 Topics: Amino Acids; Brain; Brain Chemistry; Child; Female; Ferritins; Humans; Intellectual Disability; Kynurenine; Movement Disorders; Receptors, Dopamine; Serotonin; Syndrome; Tryptophan	1986
Lethal familial pellagra-like skin lesion associated with neurologic and developmental impairment and the development of cataracts. Pediatrics, 1985, Volume: 76, Issue:5 Topics: Amino Acid Metabolism, Inborn Errors; Cataract; Cerebellar Ataxia; Child, Preschool; Consanguinity; Diagnosis, Differential; Female; Humans; Infant; Intellectual Disability; Male; Pedigree; Pellagra; Skin; Syndrome; Tryptophan	1985
[Congenital indifference to pain]. Annales de pediatrie, 1971, Apr-02, Volume: 18, Issue:4 Topics: Bone Diseases; Child, Preschool; Chromosome Aberrations; Chromosome Disorders; Humans; Intellectual Disability; Karyotyping; Male; Mosaicism; Pain; Pain Insensitivity, Congenital; Radiography; Tryptophan	1971
[Studies on tryptophan metabolism in oligophrenic children. 2. Vitamin-dependent enzyme patterns (B1, B2, B6) and excretion of the tryptophan metabolites kynurenin, xanthurenic acid, trigonellinamide, and N-methylpyridone]. Psychiatrie, Neurologie, und medizinische Psychologie, 1974, Volume: 26, Issue:6 Topics: Child; Female; Humans; Hydrolases; Intellectual Disability; Kynurenine; Liver; Male; NADP; Pyridoxine; Riboflavin; Thiamine; Tryptophan; Xanthurenates	1974
5-hydroxyindoles in phenylketonuric and nonphenylketonuric mental defectives. Advances in pharmacology, 1968, Volume: 6, Issue:Pt B Topics: 5-Hydroxytryptophan; Animals; Biological Transport; Carboxy-Lyases; Child; Down Syndrome; Humans; Hydroxyindoleacetic Acid; Indoles; Intellectual Disability; Phenylketonurias; Rats; Serotonin; Tryptophan	1968
[Tryptophan-nicotinic acid metabolism in psychiatric diseases]. Acta vitaminologica et enzymologica, 1968, Volume: 22, Issue:3 Topics: Adult; Child; Child, Preschool; Chromatography; Down Syndrome; Female; Humans; Intellectual Disability; Male; Nicotinic Acids; Schizophrenia; Sex Factors; Tryptophan	1968
Urinary amino acids in storage disorders: mucopolysaccharidosis, Gaucher's disease and metachromatic leucodystrophy. Metabolism: clinical and experimental, 1969, Volume: 18, Issue:8 Topics: Adolescent; Adult; Amino Acids; Carbohydrate Metabolism, Inborn Errors; Child; Child, Preschool; Diffuse Cerebral Sclerosis of Schilder; Female; Gaucher Disease; Glycolipids; Glycoproteins; Glycosaminoglycans; Humans; Intellectual Disability; Lysosomes; Male; Mucopolysaccharidoses; Mucopolysaccharidosis IV; Retinitis Pigmentosa; Serine; Threonine; Tryptophan	1969
The binding of tryptophan to plasma proteins and the rate of the inactivation of 5HT released from platelets in Down's syndrome. Annals of clinical research, 1972, Volume: 4, Issue:6 Topics: Adolescent; Adult; Binding Sites; Blood Platelets; Blood Protein Electrophoresis; Blood Proteins; Carbon Isotopes; Down Syndrome; Female; Humans; Intellectual Disability; Male; Middle Aged; Protein Binding; Serotonin; Serum Albumin; Serum Globulins; Spectrophotometry; Tetrabenazine; Time Factors; Tryptophan	1972
Fate of 14C-labelled tryptophan and 5-hydroxytryptophan in Down's syndrome. Annals of clinical research, 1973, Volume: 5, Issue:6 Topics: 5-Hydroxytryptophan; Administration, Oral; Adolescent; Adult; Autoradiography; Blood Platelets; Carbon Radioisotopes; Child; Chromatography, Paper; Down Syndrome; Erythrocytes; Feces; Female; Humans; Intellectual Disability; Intelligence Tests; Male; Tryptophan	1973
[Certain characteristics of tryptophan metabolism in genotypic oligophrenia in children]. Pediatriia, 1974, Volume: 0, Issue:8 Topics: Adolescent; Child; Female; Humans; Intellectual Disability; Male; Tryptophan	1974
Abnormalities of tryptophan metabolism (kynurenine pathway) found in a group of 830 mentally retarded children. Clinica chimica acta; international journal of clinical chemistry, 1974, Oct-30, Volume: 56, Issue:2 Topics: Child; Child, Preschool; Chromatography, Paper; Female; Humans; Infant; Infant, Newborn; Intellectual Disability; Kynurenic Acid; Kynurenine; ortho-Aminobenzoates; Phenols; Pyridoxine; Spectrophotometry; Tryptophan; Xanthurenates	1974
[Studies on tryptophan metabolism in oligophrenic children. 3. Activity capability of activation of hepatic kynureninase]. Psychiatrie, Neurologie, und medizinische Psychologie, 1974, Volume: 26, Issue:9 Topics: Adolescent; Adult; Child; Humans; Hydrolases; Intellectual Disability; Kynurenine; Liver; Tryptophan	1974
[Tryptophan metabolism studies in two siblings with oligophrenia and convulsions]. Das Deutsche Gesundheitswesen, 1972, Sep-28, Volume: 27, Issue:39 Topics: Child, Preschool; Humans; Infant; Intellectual Disability; Male; Metabolism, Inborn Errors; Seizures; Tryptophan	1972
[Increased kynurenine excretion and tryptophan loading in oligophrenic children with and without familial disposition]. Das Deutsche Gesundheitswesen, 1972, Nov-09, Volume: 27, Issue:45 Topics: Administration, Oral; Adolescent; Child; Female; Humans; Intellectual Disability; Kynurenine; Male; Pyridoxine; Tryptophan; Xanthurenates	1972
[Proceedings: Tryptophan metabolism in untreated phenylketonuria and in vitamin B6 dependent cramps]. Zeitschrift fur klinische Chemie und klinische Biochemie, 1972, Volume: 10, Issue:4 Topics: 3-Hydroxyanthranilic Acid; Adolescent; Adult; Carboxylic Acids; Child; Child, Preschool; Humans; Hydroxyquinolines; Intellectual Disability; Kynurenic Acid; Kynurenine; Muscle Cramp; Nicotinic Acids; Phenylalanine; Phenylketonurias; Tryptophan; Vitamin B 6 Deficiency; Xanthurenates	1972
[Studies on tryptophan metabolism in oligophrenic children. 1. Results on the excretion of kynurenic acid and xanthurenic acid following administration of tryptophan and their dependence on vitamin B 6 supply]. Psychiatrie, Neurologie, und medizinische Psychologie, 1973, Volume: 25, Issue:2 Topics: Child; Coenzymes; Humans; Intellectual Disability; Kynurenic Acid; Pyridoxine; Tryptophan; Xanthurenates	1973
Saturation of blood brain barrier transport of amino acids in phenylketonuria. Archives of neurology, 1973, Volume: 28, Issue:1 Topics: Amino Acids; Animals; Arginine; Blood-Brain Barrier; Brain; Carbon Isotopes; Dihydroxyphenylalanine; Female; Histidine; Humans; Intellectual Disability; Isoleucine; Leucine; Lysine; Male; Methionine; Ornithine; Phenylalanine; Phenylketonurias; Rats; Threonine; Tryptophan; Tyrosine; Valine	1973
[Some disorders of tryptophan metabolism in oligophrenia]. Voprosy okhrany materinstva i detstva, 1971, Volume: 16, Issue:5 Topics: Adolescent; Child; Humans; Intellectual Disability; Metabolic Diseases; Tryptophan	1971
Studies of intestinal transport defect in Hartnup disease. Gastroenterology, 1971, Volume: 61, Issue:4 Topics: Adolescent; Biological Transport; Carbon Isotopes; Child; Culture Techniques; Feces; Genes, Recessive; Hartnup Disease; Humans; Intellectual Disability; Intestinal Mucosa; Jejunum; Leucine; Lysine; Male; Methionine; Phenylalanine; Proline; Tryptophan	1971
Glutamine depletion in phenylketonuria. A possible cause of the mental defect. The New England journal of medicine, 1970, 04-02, Volume: 282, Issue:14 Topics: Adult; Amino Acids; Diet Therapy; Female; Glutamine; Humans; Intellectual Disability; Intelligence; Intelligence Tests; Male; Phenylalanine; Phenylketonurias; Tryptophan	1970
A newly recognized genetic syndrome of tetramelic deficiencies, ectodermal dysplasia, deformed ears, and other abnormalities. American journal of human genetics, 1970, Volume: 22, Issue:4 Topics: Abnormalities, Multiple; Adolescent; Adult; Alopecia; Animals; Brazil; Breast; Child; Cleft Lip; Cleft Palate; Ear Deformities, Acquired; Ectodermal Dysplasia; Ectromelia; Electrocardiography; Electroencephalography; Growth Disorders; Heart Function Tests; Humans; Hypogonadism; Infant, Newborn; Intellectual Disability; Limb Deformities, Congenital; Male; Pedigree; Sibling Relations; Skin Abnormalities; Thyroid Gland; Tooth Abnormalities; Tryptophan	1970
Differences between epileptic and non-epileptic children with special reference to the tryptophan tolerance test. Developmental medicine and child neurology, 1970, Volume: 12, Issue:1 Topics: Adolescent; Child; Child Behavior Disorders; Child, Preschool; Diagnosis, Differential; Epilepsy; Female; Humans; Infant; Intellectual Disability; Male; Seizures; Tryptophan; Xanthurenates	1970
From the Clinical Conference St. Louis Children's Hospital. Phenylketonuria. Diagnostic and therapeutic dilemma. Clinical pediatrics, 1970, Volume: 9, Issue:5 Topics: Amino Acid Metabolism, Inborn Errors; Child, Preschool; Diet Therapy; Female; Humans; Infant; Intellectual Disability; Phenylalanine; Phenylketonurias; Transaminases; Tryptophan; Tyrosine	1970
Parachlorophenylalanine administration to a retarded patient with high blood serotonin levels. Transactions of the American Neurological Association, 1970, Volume: 95 Topics: Blood Platelets; Child, Preschool; Female; Humans; Intellectual Disability; Mixed Function Oxygenases; Neurologic Examination; Serotonin; Tryptophan	1970
Vitamin B6 dependent xanthurenic aciduria. The Tohoku journal of experimental medicine, 1967, Volume: 93, Issue:2 Topics: Adult; Amino Acid Metabolism, Inborn Errors; Amino Acids; Aspartate Aminotransferases; Autoanalysis; Child; Child, Preschool; Chromatography, Thin Layer; Electroencephalography; Female; Humans; Hydrolases; Intellectual Disability; Kynurenic Acid; Liver; Male; Pedigree; Pyridoxal Phosphate; Pyridoxine; Tryptophan; Xanthurenates	1967
Effect of phenytoin on the tryptophan load test. Acta paediatrica Scandinavica, 1968, Volume: 57, Issue:2 Topics: Adolescent; Age Factors; Child; Child, Preschool; Diagnosis, Differential; Epilepsy; Female; Humans; Infant; Intellectual Disability; Male; Nervous System Diseases; Phenytoin; Pyridoxine; Tryptophan; Vitamin B 6 Deficiency; Xanthurenates	1968
[Abnormal kynurenin excretion following tryptophan tolerance test in cerebrally impaired children]. Wiener medizinische Wochenschrift (1946), 1968, Oct-19, Volume: 118, Issue:42 Topics: Adult; Child; Child, Preschool; Female; Humans; Infant; Intellectual Disability; Kynurenine; Male; Tryptophan	1968
The biochemical and clinical effect of pyridoxine in children with brain disorders. Clinical science, 1968, Volume: 35, Issue:2 Topics: Aminohippuric Acids; Child; Child, Preschool; Female; Humans; Infant; Intellectual Disability; Kynurenine; Male; ortho-Aminobenzoates; Pyridoxine; Seizures; Tryptophan; Xanthurenates	1968
Vitamin B6 dependent xanthurenic aciduria (the second report). The Tohoku journal of experimental medicine, 1968, Volume: 95, Issue:2 Topics: Acids; Amino Acids; Aspartate Aminotransferases; Child, Preschool; Erythrocytes; Female; Humans; Hydrolases; Intellectual Disability; Liver; Metabolism, Inborn Errors; Pyridoxine; Tryptophan; Xanthurenates	1968
[Preliminary results of a drug therapy of a group of school-age mental retardates]. Minerva medica, 1969, May-30, Volume: 60, Issue:43 Topics: Adolescent; Amino Acids; Arginine; Child; Female; Glutamine; Humans; Intellectual Disability; Male; Serine; Threonine; Tryptophan; Vitamin B 12	1969
Screening for aminoacidurias in psychiatric inpatients. Archives of general psychiatry, 1969, Volume: 21, Issue:1 Topics: Affective Symptoms; Amino Acid Metabolism, Inborn Errors; Brain Damage, Chronic; Depression; Drug Synergism; Hartnup Disease; Homocystinuria; Hospitals, Psychiatric; Humans; Intellectual Disability; Mass Screening; Massachusetts; Mental Disorders; Methionine; Monoamine Oxidase Inhibitors; Neurotic Disorders; Personality Disorders; Phenylketonurias; Schizophrenia; Substance-Related Disorders; Tryptophan	1969
Tryptophan loading in tuberous sclerosis. Journal of mental deficiency research, 1969, Volume: 13, Issue:3 Topics: Adolescent; Adult; Anticonvulsants; Body Weight; Epilepsy; Female; Humans; Intellectual Disability; Male; Middle Aged; Pyridoxine; Tryptophan; Tuberous Sclerosis; Xanthurenates	1969
[Biochemical and analytical bases of the exploration of phenylalanine metabolism]. Annales de pediatrie, 1964, Mar-02, Volume: 11, Issue:3 Topics: Humans; Intellectual Disability; Metabolism, Inborn Errors; Phenylalanine; Phenylketonurias; Tryptophan; Tyrosine	1964
["Borderline" forms of phenylketonuria]. Annales de pediatrie, 1964, Mar-02, Volume: 11, Issue:3 Topics: Adolescent; Child, Preschool; Humans; Infant; Intellectual Disability; Metabolism, Inborn Errors; Phenylalanine; Phenylketonurias; Serotonin; Tryptophan	1964
Metabolism of tryptophan in childhood epilepsy. Archives of disease in childhood, 1966, Volume: 41, Issue:220 Topics: Anticonvulsants; Central Nervous System Diseases; Child; Child, Preschool; Electroencephalography; Epilepsy; Female; Humans; Infant; Infant, Newborn; Intellectual Disability; Male; Spasm; Tryptophan; Vitamin B 6 Deficiency; Xanthurenates	1966
Effect of pyridoxine on the metabolism of tryptophan and branched-chain amino acids in two mentally retarded sibs. Archives of disease in childhood, 1966, Volume: 41, Issue:220 Topics: Child, Preschool; Female; Humans; Intellectual Disability; Isoleucine; Leucine; Male; Pyridines; Pyridoxine; Tryptophan; Valine	1966