homovanillic acid and carbidopa
homovanillic acid has been researched along with carbidopa in 92 studies
Research
Studies (92)
Timeframe | Studies, this research(%) | All Research% |
---|---|---|
pre-1990 | 48 (52.17) | 18.7374 |
1990's | 34 (36.96) | 18.2507 |
2000's | 9 (9.78) | 29.6817 |
2010's | 1 (1.09) | 24.3611 |
2020's | 0 (0.00) | 2.80 |
Authors
Authors | Studies |
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Bellows, DS; Clarke, ID; Diamandis, P; Dirks, PB; Graham, J; Jamieson, LG; Ling, EK; Sacher, AG; Tyers, M; Ward, RJ; Wildenhain, J | 1 |
Austin, CP; Fidock, DA; Hayton, K; Huang, R; Inglese, J; Jiang, H; Johnson, RL; Su, XZ; Wellems, TE; Wichterman, J; Yuan, J | 1 |
Butler, IJ; Koslow, SH | 1 |
Deshmukh, VD; Haufrect, DB; Jacob, RH; Mathew, NT; Meyer, JS; Morrell, RM; Perez, FI; Welch, KM | 1 |
Castells, S; Chakrabarti, C; Hurwic, M; Nyhan, WL; Perel, JM; Winsberg, BG | 1 |
Ogawa, M; Tohgi, H | 1 |
Barchas, JD; Berger, PA; Brodie, KH; Sack, R; Zarcone, VP | 1 |
Chadwick, D; Hallett, M; Harris, R; Jenner, P; Marsden, CD; Reynolds, EH | 1 |
Davidson, DL; Mawdsley, C; Pullar, IA; Wilson, H; Yates, CM | 1 |
Fine, SA; Frohman, LA | 1 |
Klawans, HL; Kramer, J; Nausieda, PA; Wiener, WJ | 1 |
Davis, JM; Helgeson, E; Narasimhachari, N; Prakash, U | 1 |
Barkhatova, VP; Markova, ED | 1 |
Bowers, MB; Jutkowitz, R; Rosenbaum, D; Van Woert, MH | 1 |
Bronaugh, RL; Garver, DL; Rutledge, CO; Wenger, GR | 1 |
Bowers, MB; Extein, I; Roth, RH; Van Woert, M | 1 |
Sethy, VH; Van Woert, MH | 1 |
Engel, J; Katzman, R; Sharpless, N; Thal, L; Wolfson, L | 1 |
Corsini, GU; Mangoni, A; Marrosu, F; Spissu, A | 1 |
Aigner, TG; Cohen, RM; Doudet, DJ; McLellan, CA | 1 |
Aicardi, J; Goutières, F; Rondot, P; Ziegler, M | 1 |
Heninger, GR; Kleber, HD; Kosten, TR; McDougle, CJ; Palumbo, JM; Price, LH | 1 |
Borisenko, SA; Männistö, PT; Törnwall, M; Tuomainen, P; Tuominen, RK | 1 |
Hildebrand, J; Moussa, Z; Przedborski, S; Raftopoulos, C | 1 |
Kaakkola, S; Männistö, PT; Tuomainen, P; Wurtman, RJ | 1 |
Männistö, PT; Tuomainen, P; Tuominen, RK | 1 |
Jenner, P; Marsden, CD; Rose, S | 3 |
Balottin, U; Borgatti, R; Lanzi, G; Zambrino, CA | 1 |
Carey, RJ | 1 |
Cedarbaum, JM; Gauger, LL; Olanow, CW | 1 |
Wikberg, T | 1 |
Capelli, M; Flamigni, C; Grossi, G; Paradisi, R; Pintore, A; Porcu, E; Venturoli, S | 1 |
Bodis-Wollner, I; Chung, E; Ghilardi, MF; Glover, A; Onofrj, M; Pasik, P; Samson, Y | 1 |
Brannan, T; Kaufmann, H; Knott, P; Yahr, M | 1 |
Dousa, MK; Muenter, MD; Tyce, GM | 1 |
Biasetti, S; Bracco, G; Ferraris, S; Guardamagna, O; Niederwieser, A; Ponzone, A | 1 |
Barton, N; Burns, RS; Cohen, W; Fink, JK; Hallett, M; Lovenberg, W | 1 |
Butler, IJ; Caskey, TC; Jankovic, J; Stout, JT | 1 |
Davoudi, H; Durso, R; Feldman, RG; Szabo, G | 1 |
Brannan, T; Kaufmann, H; Knott, P; Leung, L; Yahr, M | 1 |
Cannon-Spoor, E; Chuang, LW; Costa, E; Freed, WJ; Karoum, F; Wyatt, RJ | 1 |
Capelli, M; Fabbri, R; Flamigni, C; Grossi, G; Paradisi, R; Pasquali, R; Porcu, E; Venturoli, S | 1 |
Byer, DE; Danielson, DR; Messick, JM; Rorie, DK; Tyce, GM; Yaksh, TL | 1 |
Bankiewicz, KS; Chiueh, CC; Doppman, JL; Jacobowitz, DM; Kopin, IJ; Oldfield, EH | 1 |
Artal, R; Barnes, RB; Lobo, RA | 1 |
Angrist, B; Brody, D; Friedhoff, AJ; Rotrosen, J; Schweitzer, J | 1 |
Bermejo Pareja, F; de Yébenes, JG; Martinez-Martin, P; Muradas, V | 1 |
Chase, TN | 1 |
Mones, RJ | 1 |
Dinsmore, SR; Mrochek, JE; Ohrt, DW | 1 |
Mars, H | 2 |
Calne, DB; Johnson, RD; Reid, JL; Ruthven, CR; Sandler, M | 1 |
Fahn, S; Prasad, AL | 1 |
Fahn, S | 1 |
Calne, DB; Ebert, MH; Eisler, T; Kopin, IJ; Krebs, H; Lake, CR; Murphy, DL; Nelson, R; Teräväinen, H; Weise, V; Whetzel, N | 1 |
Joseph, MH; Kadam, BV; Risby, D | 1 |
Airaksinen, MM; Leino, E; MacDonald, E; Riekkinen, PJ; Salo, H | 1 |
Hwang, EC; Lowe, YH; Magnussen, I; Van Woert, MH | 1 |
Boespflug, O; Demeocq, F; Guyon, A; Malpuech, G; Piton, A; Vanlieferinghen, P | 1 |
Hadjikonstantinou, M; Markianos, M | 1 |
Anton, AH; Crumrine, RS; Izant, RJ; Stern, RC | 1 |
Lobo, RA; Shoupe, D | 1 |
Bird, ED; Langlais, PJ; McEntee, WJ | 1 |
Kaakkola, S; Kask, A; Männistö, PT; Törnwall, M; Tuomainen, P | 1 |
Lima, L; Urbina, M | 1 |
Abe, T; Saheki, M; Takahashi, S; Tohgi, H; Tsukamoto, Y; Yamazaki, K | 1 |
Kawai, H; Mitsui, T; Miyata, M; Saito, S; Sakoda, S | 1 |
Chutorian, AM; Levine, RA; Naini, AB; Nygaard, TG; Waran, SP | 1 |
Illi, A; Keränen, T; Myllylä, VV; Sotaniemi, KA; Suominen, K | 1 |
Hossain, MA; Weiner, N | 1 |
Da Prada, M; Dingemanse, J; Zürcher, G | 1 |
Baraldo, M; Benetello, P; Furlanut, M; Hassan, E; Zara, G | 1 |
Gordin, A; Harjola, VP; Karlsson, M; Keränen, T; Korpela, K; Pentikäinen, PJ; Rita, H; Seppälä, L; Wikberg, T | 1 |
Cohen, G; DiRocco, A; Merchant, CA; Molinari, S; Moros, D; Mytilineou, C; Yahr, MD | 1 |
Dethy, S; Goldman, S; Hildebrand, J; Laute, MA; Naini, AB; Przedborski, S; Raftopoulos, C | 1 |
Ichikawa, M; Matsuyama, K; Nakashima, M; Nakashima, MN; Sakurai, M; Sasaki, H; Zhao, MF | 1 |
Andre, MH; Bruguerolle, B; Grignon, S | 1 |
Damhaut, P; Dethy, S; Goldman, S; Hildebrand, J; Laute, MA; Van Blercom, N | 1 |
Budygin, EA; Gaĭnetdinov, RR; Mannisto, PT; Raevskiĭ, KS | 1 |
Gainetdinov, R; Huotari, M; Männistö, PT | 1 |
Browne, TR; Durso, R; Evans, B; Evans, JE; Fernandez, HH; Josephs, E; Szabo, G | 1 |
Abeling, N; Bergmann, C; Blau, N; Häring, M; Häusler, M; Heimann, G; Ramaekers, VT; Senderek, J; Zerres, K | 1 |
Ferger, B; Schmidt, N; Schulz, JB; Teismann, P; Xia, XG | 1 |
Abe, K; Miyatake, T; Ren, J; Sano, T; Shinohara, T; Taguchi, K; Utsunomiya, I; Wasai, T | 1 |
Forsberg, M; Gogos, JA; Huotari, M; Hyttinen, J; Karayiorgou, M; Koponen, O; Männistö, PT; Raasmaja, A | 1 |
Gluck, MR; Granson, H; Santana, LA; Yahr, MD | 1 |
Ogawa, N; Tanaka, K | 1 |
Butler, IJ; Clement-Cormier, YC; Seifert, WE; Wilner, KD | 1 |
Armstrong, J; Artuch, R; Barredo-Valderrama, E; Campistol, J; Castro de Castro, P; Cormand, B; Garcia-Cazorla, A; Ormazabal, A; Serrano, M; Toma, C | 1 |
Reviews
2 review(s) available for homovanillic acid and carbidopa
Article | Year |
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[Dopa-sensitive dystonia].
Topics: Carbidopa; Child; Child, Preschool; Dystonia; Female; Follow-Up Studies; Homovanillic Acid; Humans; Infant; Levodopa; Male | 1992 |
Serotonergic mechanisms and extrapyramidal function in man.
Topics: 5-Hydroxytryptophan; Carbidopa; Cerebellar Diseases; Creutzfeldt-Jakob Syndrome; Down Syndrome; Extrapyramidal Tracts; Fenclonine; Homovanillic Acid; Humans; Huntington Disease; Hydroxyindoleacetic Acid; Imipramine; Levodopa; Muscular Diseases; Paralysis; Parkinson Disease; Parkinson Disease, Secondary; Probenecid; Reserpine; Serotonin; Spinal Cord Diseases; Tetrabenazine; Time Factors | 1974 |
Trials
8 trial(s) available for homovanillic acid and carbidopa
Article | Year |
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[Effect of MK-486 alone on Parkinsonism; studies on the clinical symptoms and catecholamine concentrations in the blood, urine and cerebrospinal fluid].
Topics: Aged; Carbidopa; Catecholamines; Clinical Trials as Topic; Dihydroxyphenylalanine; Dopamine; Female; Homovanillic Acid; Humans; Hydrazines; Male; Middle Aged; Parkinson Disease | 1977 |
The indoleamine hypothesis of depression: an overview and pilot study.
Topics: 5-Hydroxytryptophan; Adult; Aged; Carbidopa; Clinical Trials as Topic; Depression; Female; Homovanillic Acid; Humans; Hydroxycorticosteroids; Hydroxyindoleacetic Acid; Male; Middle Aged; Models, Neurological; Serotonin | 1977 |
Serotonin and myoclonus.
Topics: 5-Hydroxytryptophan; Adolescent; Adult; Carbidopa; Clinical Trials as Topic; Epilepsy; Female; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Indoles; Male; Middle Aged; Myoclonus; Serotonin | 1976 |
Deprenyl in Parkinson disease.
Topics: Adult; Aged; Carbidopa; Dopamine; Double-Blind Method; Drug Combinations; Epinephrine; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Levodopa; Methoxyhydroxyphenylglycol; Middle Aged; Parkinson Disease; Phenethylamines; Selegiline | 1981 |
L-tryptophan-carbidopa trial in patients with long-standing progressive myoclonus epilepsy.
Topics: Blood Platelets; Carbidopa; Clinical Trials as Topic; Drug Therapy, Combination; Epilepsies, Myoclonic; Female; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Male; Serotonin; Tryptophan | 1981 |
Effect of entacapone, a COMT inhibitor, on the pharmacokinetics of levodopa and on cardiovascular responses in patients with Parkinson's disease.
Topics: Aged; Blood Pressure; Carbidopa; Catechol O-Methyltransferase Inhibitors; Catechols; Hemodynamics; Homovanillic Acid; Humans; Levodopa; Middle Aged; Nitriles; Parkinson Disease; Pulse; Respiration | 1993 |
Human transplacental transfer of carbidopa/levodopa.
Topics: Antiparkinson Agents; Carbidopa; Dopamine; Female; Fetus; Homovanillic Acid; Humans; Levodopa; Maternal-Fetal Exchange; Parkinson Disease; Pregnancy; Tyrosine | 1995 |
A novel neurodevelopmental syndrome responsive to 5-hydroxytryptophan and carbidopa.
Topics: 5-Hydroxytryptophan; Abnormalities, Multiple; Carbidopa; Child; Child, Preschool; Developmental Disabilities; DNA; DNA Mutational Analysis; Drug Therapy, Combination; Follow-Up Studies; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Infant; Learning Disabilities; Male; Methylenetetrahydrofolate Reductase (NADPH2); Mutation, Missense; Oxidoreductases Acting on CH-NH Group Donors; Syndrome; Tetrahydrofolates; Treatment Outcome; Tryptophan Hydroxylase | 2001 |
Other Studies
82 other study(ies) available for homovanillic acid and carbidopa
Article | Year |
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Chemical genetics reveals a complex functional ground state of neural stem cells.
Topics: Animals; Cell Survival; Cells, Cultured; Mice; Molecular Structure; Neoplasms; Neurons; Pharmaceutical Preparations; Sensitivity and Specificity; Stem Cells | 2007 |
Genetic mapping of targets mediating differential chemical phenotypes in Plasmodium falciparum.
Topics: Animals; Antimalarials; ATP Binding Cassette Transporter, Subfamily B, Member 1; Chromosome Mapping; Crosses, Genetic; Dihydroergotamine; Drug Design; Drug Resistance; Humans; Inhibitory Concentration 50; Mutation; Plasmodium falciparum; Quantitative Trait Loci; Transfection | 2009 |
Biogenic amine synthesis defect in dihydropteridine reductase deficiency.
Topics: 5-Hydroxytryptophan; Biogenic Amines; Carbidopa; Dopamine; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Infant; Intellectual Disability; Levodopa; Male; NADH, NADPH Oxidoreductases; Neurotransmitter Agents; Phenylketonurias; Probenecid; Seizures; Serotonin; Tyrosine | 1977 |
Neurotransmitter precursor amino acids in the treatment of multi-infarct dementia and Alzheimer's disease.
Topics: 5-Hydroxytryptophan; Aged; Alzheimer Disease; Carbidopa; Dementia; Dopamine; Drug Combinations; Female; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Male; Middle Aged; Neurocognitive Disorders; Probenecid; Serotonin; Tyrosine | 1977 |
Effects of L-5-hydroxytryptophan on monoamine and amino acids turnover in the Lesch-Nyhan syndrome.
Topics: 5-Hydroxytryptophan; Amino Acids; Carbidopa; Dopamine; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Infant; Infant, Newborn; Intellectual Disability; Lesch-Nyhan Syndrome; Male; Self Mutilation; Serotonin | 1979 |
Clinical, biochemical, and physiological features distinguishing myoclonus responsive to 5-hydroxytryptophan, tryptophan with a monoamine oxidase inhibitor, and clonazepam.
Topics: 5-Hydroxytryptophan; Adolescent; Adult; Aged; Benzodiazepinones; Carbidopa; Child, Preschool; Clonazepam; Dose-Response Relationship, Drug; Drug Therapy, Combination; Electroencephalography; Electromyography; Epilepsies, Myoclonic; Epilepsy, Post-Traumatic; Female; Homovanillic Acid; Humans; Hydrazines; Hydroxyindoleacetic Acid; Hypoxia, Brain; Isocarboxazid; Male; Methysergide; Middle Aged; Myoclonus; Premedication; Tryptophan | 1977 |
CSF studies on the relationship between dopamine and 5-hydroxytryptamine in Parkinsonism and other movement disorders.
Topics: Aged; Athetosis; Carbidopa; Chorea; Dihydroxyphenylalanine; Dopamine; Dystonia Musculorum Deformans; Hepatolenticular Degeneration; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Levodopa; Methoxyhydroxyphenylglycol; Middle Aged; Movement Disorders; Parkinson Disease; Parkinson Disease, Postencephalitic; Serotonin; Tetrabenazine; Torticollis | 1977 |
Loss of central nervous system component of dopaminergic inhibition of prolactin secretion in patients with prolactin-secreting pituitary tumors.
Topics: Adult; Carbidopa; Dopamine; Female; Homovanillic Acid; Humans; Hypothalamo-Hypophyseal System; Levodopa; Male; Middle Aged; Pituitary Neoplasms; Prolactin | 1978 |
Paradoxial response to dopaminergic agents in parkinsonism.
Topics: Acetonitriles; Aged; Carbidopa; Ergolines; Homovanillic Acid; Humans; Hydrazines; Levodopa; Male; Parkinson Disease; Receptors, Dopamine | 1978 |
Simultaneous determination by GC-MS-SIM of o-, m-, p-hydroxyphenylacetic acid, 3:4-dihydroxyphenylacetic acid and homovanillic acid in biological samples using a common selected ion.
Topics: 3,4-Dihydroxyphenylacetic Acid; Carbidopa; Chromatography, Gas; Homovanillic Acid; Humans; Levodopa; Mass Spectrometry; Methods; Phenylacetates | 1978 |
[Pathogenesis and treatment of torsion dystonia].
Topics: Carbidopa; Dihydroxyphenylalanine; Dopamine; Dystonia Musculorum Deformans; Epinephrine; Homovanillic Acid; Humans; Hydrazines; Jews; Levodopa; Norepinephrine; Vanilmandelic Acid | 1978 |
Effect of carbidopa on the metabolism of L-dopa in the pigtail monkey.
Topics: Animals; Carbidopa; Dopa Decarboxylase; Female; Haplorhini; Homovanillic Acid; Hydrazines; Lactates; Levodopa; Time Factors | 1976 |
14C-homovanillic acid in the cerebrospinal fluid of parkinsonian patients after intravenous 14C-L-dopa.
Topics: Aged; Brain; Carbidopa; Carboxy-Lyases; Dopamine; Female; Homovanillic Acid; Humans; Levodopa; Male; Middle Aged; Parkinson Disease; Phenylacetates; Probenecid; Sensory Receptor Cells | 1976 |
Therapy of intention myoclonus with L-5-hydroxytryptophan and a peripheral decarboxylase inhibitor, MK 486.
Topics: 5-Hydroxytryptophan; Adolescent; Adult; Aromatic Amino Acid Decarboxylase Inhibitors; Carbidopa; Cerebral Palsy; Drug Therapy, Combination; Female; Homovanillic Acid; Humans; Hydrazines; Hydroxyindoleacetic Acid; Hypoxia; Male; Methysergide; Middle Aged; Myoclonus; Probenecid; Serotonin | 1975 |
Clinical and metabolic observations on the treatment of myoclonus with L-5-HTP and carbidopa.
Topics: 5-Hydroxytryptophan; Adult; Carbidopa; Drug Evaluation; Homovanillic Acid; Humans; Hydrazines; Hydroxyindoleacetic Acid; Myoclonus; Serotonin | 1976 |
Treatment of Sydenham's chorea with a combination of L-dopa and a peripheral dopa decarboxylase inhibitor.
Topics: Acute Disease; Adolescent; Carbidopa; Chorea; Drug Therapy, Combination; Homovanillic Acid; Humans; Hydrazines; Levodopa; Male; Recurrence | 1975 |
Positron emission tomography with 18F-dopa: interpretation and biological correlates in nonhuman primates.
Topics: 1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine; Animals; Carbidopa; Cerebral Cortex; Corpus Striatum; Dihydroxyphenylalanine; Dopamine; Homovanillic Acid; Hydroxyindoleacetic Acid; Macaca mulatta; Methoxyhydroxyphenylglycol; Parkinson Disease, Secondary; Receptors, Dopamine; Tomography, Emission-Computed | 1992 |
Dopaminergic responsivity during cocaine abstinence: a pilot study.
Topics: Adult; Carbidopa; Cocaine; Dopamine Agents; Drug Combinations; Growth Hormone; Homovanillic Acid; Humans; Levodopa; Male; Methoxyhydroxyphenylglycol; Middle Aged; Prolactin; Receptors, Dopamine; Substance Withdrawal Syndrome; Substance-Related Disorders | 1992 |
Effect of nitecapone and clorgyline, given intracerebro-ventricularly on L-dopa metabolism in the rat brain.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Brain; Carbidopa; Catechols; Cerebral Ventricles; Clorgyline; Corpus Striatum; Dopamine; Homovanillic Acid; Hypothalamus; Injections, Intraventricular; Levodopa; Male; Pentanones; Prolactin; Rats; Rats, Wistar; Thyrotropin | 1992 |
Lack of changes in ventricular cerebrospinal fluid concentrations of homovanillic acid following acute challenge with levodopa.
Topics: Aged; Carbidopa; Cerebral Ventricles; Drug Combinations; Female; Homovanillic Acid; Humans; Hydrocephalus, Normal Pressure; Levodopa; Male; Middle Aged; Parkinson Disease | 1992 |
Effects of systemic carbidopa on dopamine synthesis in rat hypothalamus and striatum.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Carbidopa; Corpus Striatum; Depression, Chemical; Dialysis; Dopamine; Homovanillic Acid; Hypothalamus; Injections, Intraperitoneal; Levodopa; Male; Perfusion; Rats; Rats, Inbred Strains; Tyrosine | 1992 |
Different in vivo properties of three new inhibitors of catechol O-methyltransferase in the rat.
Topics: Amidines; Animals; Benzophenones; Biogenic Monoamines; Brain; Carbidopa; Catechol O-Methyltransferase Inhibitors; Catechols; Corpus Striatum; Homovanillic Acid; Hypothalamus; Levodopa; Male; Methyldopa; Nitriles; Nitrophenols; Pyridones; Rats; Rats, Inbred Strains; Tolcapone | 1992 |
Peripheral pharmacokinetic handling and metabolism of L-dopa in the rat: the effect of route of administration and carbidopa pretreatment.
Topics: 3,4-Dihydroxyphenylacetic Acid; Administration, Oral; Animals; Aorta, Thoracic; Carbidopa; Chromatography, High Pressure Liquid; Homovanillic Acid; Injections, Intravenous; Levodopa; Male; Rats; Rats, Inbred Strains; Tyrosine | 1991 |
Consideration on two cases of dystonia-parkinsonism.
Topics: Carbidopa; Child; Dystonia; Female; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Levodopa; Methoxyhydroxyphenylglycol; Parkinson Disease, Secondary | 1991 |
Chronic L-dopa treatment in the unilateral 6-OHDA rat: evidence for behavioral sensitization and biochemical tolerance.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Apomorphine; Carbidopa; Corpus Striatum; Denervation; Drug Tolerance; Functional Laterality; Homovanillic Acid; Levodopa; Male; Motor Activity; Oxidopamine; Rats; Rats, Inbred Strains; Substance Withdrawal Syndrome | 1991 |
Temporal relationships between plasma and cerebrospinal fluid pharmacokinetics of levodopa and clinical effect in Parkinson's disease.
Topics: Aged; Carbidopa; Dopamine; Female; Homovanillic Acid; Humans; Levodopa; Male; Middle Aged; Parkinson Disease; Time Factors | 1991 |
Simultaneous determination of levodopa, its main metabolites and carbidopa in plasma by liquid chromatography.
Topics: 3,4-Dihydroxyphenylacetic Acid; Carbidopa; Chromatography, High Pressure Liquid; Chromatography, Liquid; Freeze Drying; Homovanillic Acid; Humans; Hydrogen-Ion Concentration; Levodopa; Solutions; Tyrosine | 1991 |
Evidence for a pathological reduction in brain dopamine metabolism in idiopathic hyperprolactinemia.
Topics: 3,4-Dihydroxyphenylacetic Acid; Adult; Brain; Carbidopa; Chromatography, High Pressure Liquid; Disulfiram; Dopamine; Dopamine beta-Hydroxylase; Epinephrine; Estradiol; Female; Follicle Stimulating Hormone; Growth Hormone; Homovanillic Acid; Humans; Hyperprolactinemia; Luteinizing Hormone; Methoxyhydroxyphenylglycol; Middle Aged; Norepinephrine; Progesterone; Prolactin; Testosterone; Thyrotropin; Vanilmandelic Acid | 1991 |
Acetyl-levo-carnitine protects against MPTP-induced parkinsonism in primates.
Topics: Acetylcarnitine; Animals; Carbidopa; Caudate Nucleus; Electroretinography; Female; Homovanillic Acid; Immunohistochemistry; Levodopa; Macaca fascicularis; Male; MPTP Poisoning; Parkinson Disease, Secondary; Substantia Nigra | 1991 |
In vivo studies of striatal dopamine release and metabolism following administration of L-dopa.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Carbidopa; Corpus Striatum; Dopamine; Homovanillic Acid; Hydroxydopamines; Levodopa; Male; Neural Pathways; Oxidopamine; Rats; Rats, Inbred Strains; Receptors, Dopamine; Substantia Nigra; Synaptic Transmission | 1990 |
MAO and L-dopa treatment of Parkinson's disease.
Topics: Aged; Carbidopa; Dopamine; Drug Combinations; Female; Homovanillic Acid; Humans; Levodopa; Male; Middle Aged; Monoamine Oxidase; Parkinson Disease | 1990 |
Neurotransmitter therapy and diet in malignant phenylketonuria.
Topics: 5-Hydroxytryptophan; Carbidopa; Combined Modality Therapy; Female; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Infant; Infant, Newborn; Levodopa; Phenylalanine; Phenylketonurias | 1987 |
Dystonia with marked diurnal variation associated with biopterin deficiency.
Topics: Adolescent; Adult; Biopterins; Carbidopa; Child; Child, Preschool; Circadian Rhythm; Drug Combinations; Dystonia; Female; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Levodopa; Male; Neopterin; Sibling Relations | 1988 |
Lesch-Nyhan syndrome: a study of motor behavior and cerebrospinal fluid neurotransmitters.
Topics: Carbidopa; Catecholamines; Child; Child, Preschool; Fluphenazine; Glycols; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Lesch-Nyhan Syndrome; Levodopa; Male; Methoxyhydroxyphenylglycol; Movement Disorders; Self Mutilation; Tetrabenazine | 1988 |
Magnitude of response to levodopa in Parkinson disease as it relates to peripheral and central measurements of levodopa and associated metabolites.
Topics: Aged; Carbidopa; Drug Combinations; Homovanillic Acid; Humans; Levodopa; Male; Methyldopa; Middle Aged; Parkinson Disease | 1989 |
Intracerebral dialysis monitoring of striatal dopamine release and metabolism in response to L-dopa.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Carbidopa; Corpus Striatum; Dialysis; Dopamine; Homovanillic Acid; Levodopa; Male; Rats; Rats, Inbred Strains | 1989 |
D-dopa and L-dopa similarly elevate brain dopamine and produce turning behavior in rats.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Brain; Carbidopa; Cerebral Ventricles; Dihydroxyphenylalanine; Dopamine; Homovanillic Acid; Levodopa; Male; Rats; Rats, Inbred Strains; Stereotyped Behavior; Structure-Activity Relationship | 1988 |
The effect of carbidopa on plasma and muscle levels of L-dopa, dopamine, and their metabolites following L-dopa administration to rats.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Carbidopa; Chromatography, High Pressure Liquid; Dopamine; Drug Synergism; Homovanillic Acid; Levodopa; Muscles; Rats; Tyrosine | 1988 |
Evidence for a hypothalamic alteration of catecholamine metabolism in polycystic ovary syndrome.
Topics: 3,4-Dihydroxyphenylacetic Acid; Adolescent; Adult; Carbidopa; Catecholamines; Dopamine; Female; Homovanillic Acid; Humans; Hypothalamus; Methoxyhydroxyphenylglycol; Polycystic Ovary Syndrome | 1988 |
Amine sulfate formation in the central nervous system.
Topics: Animals; Arylsulfotransferase; Brain; Carbidopa; Chlorocebus aethiops; Contraceptives, Oral, Combined; Dopamine; Homovanillic Acid; Humans; Levodopa; Norepinephrine; Serotonin; Sulfurtransferases | 1986 |
Hemiparkinsonism in monkeys after unilateral internal carotid artery infusion of 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP).
Topics: 1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine; Animals; Apomorphine; Brain; Brain Chemistry; Carbidopa; Carotid Artery, Internal; Disease Models, Animal; Dominance, Cerebral; Dopamine; Homovanillic Acid; Injections, Intra-Arterial; Levodopa; Macaca fascicularis; Movement; Neurons; Parkinson Disease, Secondary; Pyridines | 1986 |
Peripheral dopamine metabolism in polycystic ovary syndrome.
Topics: Adult; Carbidopa; Dopamine; Female; Homovanillic Acid; Humans; Levodopa; Methoxyhydroxyphenylglycol; Norepinephrine; Polycystic Ovary Syndrome | 1987 |
Lack of effect of carbidopa on plasma homovanillic acid in normal subjects.
Topics: Adult; Carbidopa; Homovanillic Acid; Humans; Male; Middle Aged | 1987 |
Carbidopa dosage modifies L-dopa induced side effects and blood levels of L-dopa and other amino acids in advanced parkinsonism.
Topics: Aged; Carbidopa; Drug Therapy, Combination; Female; Homovanillic Acid; Humans; Kinetics; Levodopa; Male; Middle Aged; Parkinson Disease; Tryptophan; Tyrosine | 1985 |
An analysis of six patients with Parkinson's disease who have been unresponsive to L-dopa therapy.
Topics: Aged; Carbidopa; Diagnosis, Differential; Dihydroxyphenylalanine; Evaluation Studies as Topic; Female; Homovanillic Acid; Humans; Hydrazines; Male; Muscle Rigidity; Muscles; Neurologic Examination; Parkinson Disease; Tremor | 1973 |
Monitoring phenylalanine-tyrosine metabolism by high-resolution liquid chromatography of urine.
Topics: Aromatic Amino Acid Decarboxylase Inhibitors; Autistic Disorder; Carbidopa; Catechols; Child; Chromatography, Gas; Chromatography, Ion Exchange; Dihydroxyphenylalanine; Hippurates; Homovanillic Acid; Humans; Hyperkinesis; Intellectual Disability; Lactates; Mandelic Acids; Mass Spectrometry; Methods; Nervous System Diseases; Parkinson Disease; Phenylacetates; Phenylalanine; Spectrophotometry, Ultraviolet; Tyrosine | 1973 |
Metabolic interactions of pyridoxine, levodopa, and carbidopa in Parkinson's disease.
Topics: Brain; Carbidopa; Dihydroxyphenylalanine; Dopa Decarboxylase; Dopamine; Homovanillic Acid; Humans; Hydrazines; Parkinson Disease; Pyridoxine | 1973 |
Transamination is a major pathway of L-dopa metabolism following peripheral decarboxylase inhibition.
Topics: Aromatic Amino Acid Decarboxylase Inhibitors; Carbidopa; Dihydroxyphenylalanine; Homovanillic Acid; Humans; Hydrazines; Phenylacetates; Transaminases | 1974 |
3-O-methyl metabolites of catecholamines: automated fluorometric assay and their plasma levels in patients receiving levodopa and carbidopa.
Topics: Aromatic Amino Acid Decarboxylase Inhibitors; Autoanalysis; Blood-Brain Barrier; Brain Chemistry; Carbidopa; Chromatography, Ion Exchange; Dihydroxyphenylalanine; Dopamine; Evaluation Studies as Topic; Homovanillic Acid; Humans; Methods; Methyldopa; Microchemistry; Phenylacetates; Spectrometry, Fluorescence; Time Factors | 1974 |
Levodopa, carbidopa, and pyridoxine in Parkinson disease. Metabolic interactions.
Topics: Carbidopa; Dihydroxyphenylalanine; Dopa Decarboxylase; Dopamine; Drug Interactions; Drug Synergism; Homovanillic Acid; Humans; Hydrazines; Parkinson Disease; Pyridoxine | 1974 |
"On-off" phenomenon with levodopa therapy in Parkinsonism. Clinical and pharmacologic correlations and the effect of intramuscular pyridoxine.
Topics: Adult; Carbidopa; Dihydroxyphenylalanine; Drug Synergism; Evaluation Studies as Topic; Female; Homovanillic Acid; Humans; Hydrazines; Injections, Intramuscular; Male; Methyldopa; Middle Aged; Movement Disorders; Parkinson Disease; Pyridoxine | 1974 |
Simple high-performance liquid chromatographic method for the concurrent determination of the amine metabolites vanillylmandelic acid, 3-methoxy-4-hydroxyphenylglycol, 5-hydroxyindoleacetic acid, dihydroxyphenylacetic acid and homovanillic acid in urine u
Topics: 3,4-Dihydroxyphenylacetic Acid; Adrenal Gland Neoplasms; Carbidopa; Chromatography, High Pressure Liquid; Glycols; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Methoxyhydroxyphenylglycol; Phenylacetates; Pheochromocytoma; Vanilmandelic Acid | 1981 |
Study of serotonin in neuropsychiatric disorders.
Topics: 5-Hydroxytryptophan; Carbidopa; Female; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Kinetics; Middle Aged; Myoclonus; Nervous System Diseases; Psychotic Disorders; Serotonin | 1982 |
[Malignant phenylketonuria caused by biopterin synthetase deficiency. Study of neuromediator catabolites in the cerebrospinal fluid during treatment].
Topics: Alcohol Oxidoreductases; Biopterins; Carbidopa; Follow-Up Studies; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Infant; Levodopa; Male; Neurotransmitter Agents; Phenylketonurias; Serotonin | 1984 |
Urinary homovanillic acid and c-AMP in drug-free Parkinson patients: effect of L-dopa treatment.
Topics: Aged; Carbidopa; Cyclic AMP; Drug Combinations; Female; Homovanillic Acid; Humans; Levodopa; Male; Middle Aged; Parkinson Disease; Phenylacetates | 1981 |
Inhibition of catecholamine biosynthesis by carbidopa and metyrosine in neuroblastoma.
Topics: alpha-Methyltyrosine; Carbidopa; Catecholamines; Child, Preschool; Dihydroxyphenylalanine; Dopamine; Female; Homovanillic Acid; Humans; Infant; Male; Methyltyrosines; Neuroblastoma; Norepinephrine; Vanilmandelic Acid | 1983 |
Evidence for altered catecholamine metabolism in polycystic ovary syndrome.
Topics: 3,4-Dihydroxyphenylacetic Acid; Adolescent; Adult; Carbidopa; Catecholamines; Drug Therapy, Combination; Female; Follicle Stimulating Hormone; Homovanillic Acid; Humans; Levodopa; Luteinizing Hormone; Methoxyhydroxyphenylglycol; Pituitary Hormone-Releasing Hormones; Polycystic Ovary Syndrome | 1984 |
Rapid liquid-chromatographic measurement of 3-methoxy-4-hydroxyphenylglycol and other monoamine metabolites in human cerebrospinal fluid.
Topics: 3-Methoxy-4-hydroxyphenylethanol; 3,4-Dihydroxyphenylacetic Acid; Aged; Carbidopa; Chromatography, High Pressure Liquid; Glycols; Homovanillic Acid; Humans; Levodopa; Male; Methoxyhydroxyphenylglycol; Vanilmandelic Acid | 1980 |
Comparison of two new inhibitors of catechol O-methylation on striatal dopamine metabolism: a microdialysis study in rats.
Topics: 3,4-Dihydroxyphenylacetic Acid; Amidines; Animals; Biogenic Monoamines; Carbidopa; Catechol O-Methyltransferase Inhibitors; Catechols; Dopamine; Homovanillic Acid; Hydroxyindoleacetic Acid; Levodopa; Male; Microdialysis; Neostriatum; Nitriles; Pyridones; Rats; Rats, Wistar; Stereotaxic Techniques; Tryptophan; Tyrosine | 1994 |
Dopamine and serotonin turnover rate in the retina of rabbit, rat, goldfish, and Eugerres plumieri: light effects in goldfish and rat.
Topics: 3,4-Dihydroxyphenylacetic Acid; 5-Hydroxytryptophan; alpha-Methyltyrosine; Animals; Carbidopa; Dopamine; Fenclonine; Goldfish; Homovanillic Acid; Hydroxyindoleacetic Acid; Levodopa; Light; Male; Methyltyrosines; Pargyline; Perciformes; Rabbits; Rats; Rats, Sprague-Dawley; Retina; Serotonin; Species Specificity | 1994 |
Effects of the catechol-O-methyltransferase inhibitor tolcapone in Parkinson's disease: correlations between concentrations of dopaminergic substances in the plasma and cerebrospinal fluid and clinical improvement.
Topics: 3,4-Dihydroxyphenylacetic Acid; Aged; Antiparkinson Agents; Benzophenones; Carbidopa; Catechol O-Methyltransferase Inhibitors; Dopamine; Homovanillic Acid; Humans; Levodopa; Middle Aged; Nitrophenols; Parkinson Disease; Tolcapone; Tyrosine | 1995 |
Hereditary parkinsonism with multiple system degeneration: beneficial effect of anticholinergics, but not of levodopa.
Topics: Adult; Amantadine; Basal Ganglia; Carbidopa; Cerebellar Ataxia; Cholinergic Antagonists; Consanguinity; Drug Resistance; Female; Genes, Recessive; Globus Pallidus; Homovanillic Acid; Humans; Levodopa; Magnetic Resonance Imaging; Male; Parkinson Disease; Pedigree; Trihexyphenidyl | 1994 |
Dopa-responsive dystonia simulating cerebral palsy.
Topics: Adolescent; Adult; Biopterins; Carbidopa; Cerebral Palsy; Child; Diagnosis, Differential; Dose-Response Relationship, Drug; Drug Administration Schedule; Dystonia; Female; Follow-Up Studies; Homovanillic Acid; Humans; Levodopa; Male; Neopterin; Neurologic Examination; Parkinson Disease, Secondary | 1994 |
Chronic administration does not alter the accumulation of L-dopa into muscle.
Topics: 3,4-Dihydroxyphenylacetic Acid; Administration, Oral; Animals; Carbidopa; Dopamine; Drug Therapy, Combination; Homovanillic Acid; Levodopa; Long-Term Care; Male; Metabolic Clearance Rate; Muscles; Rats; Rats, Wistar | 1994 |
Dopaminergic functional supersensitivity: effects of chronic L-dopa and carbidopa treatment in an animal model of Parkinson's disease.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Biopterins; Brain Diseases; Carbidopa; Corpus Striatum; Cyclic AMP; Disease Models, Animal; Dopamine; Dopamine D2 Receptor Antagonists; Homovanillic Acid; Levodopa; Male; Oxidopamine; Parkinson Disease; Rats; Rats, Inbred F344; Receptors, Dopamine D1; Receptors, Dopamine D2; Sensitivity and Specificity; Substantia Nigra; Time Factors | 1993 |
Potent COMT inhibition by Ro 40-7592 in the periphery and in the brain. Preclinical and clinical findings.
Topics: Animals; Benserazide; Benzophenones; Brain; Carbidopa; Catechol O-Methyltransferase; Catechol O-Methyltransferase Inhibitors; Dose-Response Relationship, Drug; Erythrocytes; Homovanillic Acid; Humans; Levodopa; Male; Nitrophenols; Peripheral Nerves; Rats; S-Adenosylhomocysteine; S-Adenosylmethionine; Tolcapone | 1993 |
Plasma levels of levodopa and its main metabolites in parkinsonian patients after conventional and controlled-release levodopa-carbidopa associations.
Topics: 3,4-Dihydroxyphenylacetic Acid; Aged; Antiparkinson Agents; Blood-Brain Barrier; Carbidopa; Delayed-Action Preparations; Dopamine; Dose-Response Relationship, Drug; Drug Combinations; Female; Homovanillic Acid; Humans; Levodopa; Male; Middle Aged; Neurologic Examination; Parkinson Disease; Tyrosine | 1993 |
The effect of catechol-O-methyl transferase inhibition by entacapone on the pharmacokinetics and metabolism of levodopa in healthy volunteers.
Topics: 3,4-Dihydroxyphenylacetic Acid; Adult; Carbidopa; Catechol O-Methyltransferase; Catechol O-Methyltransferase Inhibitors; Catechols; Electrocardiography; Half-Life; Homovanillic Acid; Humans; Levodopa; Male; Nitriles; Reference Values; Tyrosine | 1993 |
Slow increase of homovanillic acid in cerebrospinal fluid after levodopa administration.
Topics: 3,4-Dihydroxyphenylacetic Acid; Aged; Antiparkinson Agents; Carbidopa; Drug Administration Schedule; Drug Combinations; Female; Homovanillic Acid; Humans; Hydrocephalus; Levodopa; Male; Middle Aged | 1996 |
In vivo microdialysis to determine the relative pharmacokinetics of drugs.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Antiparkinson Agents; Benserazide; Brain Chemistry; Carbidopa; Chromatography, High Pressure Liquid; Dopamine; Drug Interactions; Electrochemistry; Homovanillic Acid; Levodopa; Male; Methoxyhydroxyphenylglycol; Microdialysis; Neostriatum; Rats; Rats, Wistar | 1996 |
Circadian phase dependent pharmacokinetics of L-dopa, its main metabolites (3-OMD, HVA, DOPAC) and carbidopa in rats.
Topics: 3,4-Dihydroxyphenylacetic Acid; Analysis of Variance; Animals; Area Under Curve; Carbidopa; Circadian Rhythm; Half-Life; Homovanillic Acid; Levodopa; Male; Methyldopa; Rats; Rats, Wistar | 1996 |
Microdialysis-HPLC for plasma levodopa and metabolites monitoring in parkinsonian patients.
Topics: Aged; Carbidopa; Chromatography, High Pressure Liquid; Homovanillic Acid; Humans; Kinetics; Levodopa; Microdialysis; Middle Aged; Parkinson Disease | 1997 |
[Effect of subchronic administration of tolcapone on release of striatum dopamine and its metabolites induced by L-DOPA and carbidopa].
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Antiparkinson Agents; Benzophenones; Carbidopa; Catechol O-Methyltransferase Inhibitors; Corpus Striatum; Dopamine; Dopamine Agents; Drug Synergism; Enzyme Inhibitors; Homovanillic Acid; Levodopa; Male; Nitrophenols; Rats; Rats, Wistar; Tolcapone | 1998 |
Microdialysis studies on the action of tolcapone on pharmacologically-elevated extracellular dopamine levels in conscious rats.
Topics: 3,4-Dihydroxyphenylacetic Acid; 8-Hydroxy-2-(di-n-propylamino)tetralin; Animals; Benzophenones; Carbidopa; Catechol O-Methyltransferase; Dopamine; Dopamine Antagonists; Dopamine Uptake Inhibitors; Drug Interactions; Enzyme Inhibitors; Extracellular Space; Haloperidol; Homovanillic Acid; Levodopa; Male; Microdialysis; Nitrophenols; Piperazines; Rats; Rats, Wistar; Time Factors; Tolcapone; Visual Cortex | 1999 |
Variable absorption of carbidopa affects both peripheral and central levodopa metabolism.
Topics: Absorption; Adult; Aged; Antiparkinson Agents; Brain; Carbidopa; Child; Homovanillic Acid; Humans; Levodopa; Middle Aged | 2000 |
Dopamine mediates striatal malonate toxicity via dopamine transporter-dependent generation of reactive oxygen species and D2 but not D1 receptor activation.
Topics: 3,4-Dihydroxyphenylacetic Acid; alpha-Methyltyrosine; Animals; Benzazepines; Brain Diseases; Carbidopa; Carrier Proteins; Corpus Striatum; Dizocilpine Maleate; Dopamine; Dopamine D2 Receptor Antagonists; Dopamine Plasma Membrane Transport Proteins; Enzyme Inhibitors; Homovanillic Acid; Levodopa; Male; Malonates; Membrane Glycoproteins; Membrane Transport Proteins; Nerve Tissue Proteins; Neuropeptides; Oxidopamine; Rats; Rats, Wistar; Reactive Oxygen Species; Receptors, Dopamine; Receptors, Dopamine D1; Receptors, Dopamine D2; Receptors, N-Methyl-D-Aspartate; Reserpine; Succinate Dehydrogenase; Sulpiride; Vesicular Biogenic Amine Transport Proteins; Vesicular Monoamine Transport Proteins | 2001 |
Stereoselective effect of (R)- and (S)-1-methyl-1,2,3,4-tetrahydroisoquinolines on a mouse model of Parkinson's disease.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Carbidopa; Cell Count; Disease Models, Animal; Dopamine; Dopamine Antagonists; Drug Interactions; Homovanillic Acid; Hydroxyindoleacetic Acid; Hypokinesia; Immunohistochemistry; Isoquinolines; Levodopa; Male; Mice; Mice, Inbred C57BL; Neurons; Neuroprotective Agents; Neurotoxins; Parkinsonian Disorders; Serotonin; Stereoisomerism; Substantia Nigra; Tetrahydroisoquinolines; Tyrosine 3-Monooxygenase | 2001 |
Brain catecholamine metabolism in catechol-O-methyltransferase (COMT)-deficient mice.
Topics: 3,4-Dihydroxyphenylacetic Acid; Anesthesia; Animals; Carbidopa; Catechol O-Methyltransferase; Corpus Striatum; Dopamine; Dopamine Agents; Female; Homovanillic Acid; Levodopa; Male; Methoxyhydroxyphenylglycol; Methyldopa; Mice; Mice, Inbred C57BL; Mice, Knockout; Microdialysis; Norepinephrine | 2002 |
Novel dopamine releasing response of an anti-convulsant agent with possible anti-Parkinson's activity.
Topics: 3,4-Dihydroxyphenylacetic Acid; Adrenergic Agents; Animals; Antiparkinson Agents; Behavior, Animal; Carbidopa; Corpus Striatum; Disease Models, Animal; Dopamine; Dopamine Agents; Homovanillic Acid; Isoxazoles; Levodopa; Microdialysis; Oxidopamine; Parkinson Disease; Rats; Zonisamide | 2004 |
Dopamine agonist cabergoline inhibits levodopa-induced caspase activation in 6-OHDA-lesioned mice.
Topics: 3,4-Dihydroxyphenylacetic Acid; Analysis of Variance; Animals; Cabergoline; Carbidopa; Caspases; Disease Models, Animal; Dopamine; Dopamine Agents; Dopamine Agonists; Drug Combinations; Drug Interactions; Enzyme Activation; Ergolines; Glutathione; Homovanillic Acid; Levodopa; Male; Mice; Mice, Inbred ICR; Neurotoxicity Syndromes; Oxidopamine; Thiobarbituric Acid Reactive Substances | 2005 |
Biochemical alterations of dopamine receptor responses following chronic L-dopa therapy.
Topics: Adenylyl Cyclases; Animals; Carbidopa; Corpus Striatum; Dopamine; Drug Interactions; Homovanillic Acid; Hydroxyindoleacetic Acid; Levodopa; Male; Methoxyhydroxyphenylglycol; Rats; Rats, Sprague-Dawley; Receptors, Dopamine; Spiperone | 1980 |
Deletion in the tyrosine hydroxylase gene in a patient with a mild phenotype.
Topics: Antiparkinson Agents; Carbidopa; DNA Mutational Analysis; Drug Combinations; Female; Homovanillic Acid; Humans; Infant; Levodopa; Movement Disorders; Phenotype; Sequence Deletion; Tyrosine 3-Monooxygenase; Video Recording | 2011 |