dihydroxyphenylalanine has been researched along with cysteinyldopa in 135 studies
Timeframe | Studies, this research(%) | All Research% |
---|---|---|
pre-1990 | 119 (88.15) | 18.7374 |
1990's | 7 (5.19) | 18.2507 |
2000's | 7 (5.19) | 29.6817 |
2010's | 1 (0.74) | 24.3611 |
2020's | 1 (0.74) | 2.80 |
Authors | Studies |
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Agrup, G; Edholm, LE; Hansson, C; Rorsman, H; Rosengren, AM; Rosengren, E | 2 |
Agrup, G; Falck, B; Hansson, C; Rorsman, H; Rosengren, AM; Rosengren, E | 1 |
Agrup, G; Falck, B; Rorsman, H; Rosengren, AM; Rosengren, E | 2 |
Agrup, G; Agrup, P; Andersson, T; Falck, B; Hansson, JA; Jacobsson, S; Rorsman, H; Rosengren, AM; Rosengren, E | 1 |
Agrup, G; Hansson, C; Rorsman, H; Rosengren, AM; Rosengren, E | 4 |
Agrup, G; Hansson, C; Juldorf, F; Rorsman, H; Rosengren, AM; Rosengren, E | 1 |
Agrup, G; Agrup, P; Andersson, T; Hafström, L; Hansson, C; Jacobsson, S; Jönsson, PE; Rorsman, H; Rosengren, AM; Rosengren, E | 1 |
Ichihashi, M; Mishima, Y; Mojamdar, M | 4 |
Nixon, PF | 1 |
Agrup, G; Hafström, L; Jönsson, PE; Rorsman, H | 1 |
Ito, S; Nicol, JA | 1 |
Ito, S; Prota, G | 1 |
Aubert, C; Foa, C; Lipcey, C; Rorsman, H; Rosengren, E; Rouge, F | 1 |
Albert, DM; Dryja, TP; Reid, TW; Rosengren, E | 1 |
Agrup, G; Hansson, C; Rorsman, H; Rosengren, E; Tegner, E | 1 |
Cesarini, JP; Daveau, M; Fournier, E; Picard, F; Rivat, C; Rivat, L | 1 |
Rorsman, H | 1 |
Agrup, G; Björklund, A; Falck, B; Jacobsson, S; Lindvall, O; Rorsman, H; Rosengren, E | 1 |
Prota, G; Rorsman, H; Rosengren, AM; Rosengren, E | 1 |
Banda, PW; Blois, MS | 1 |
Hartwig, HG; Paul, E | 1 |
Falck, B; Jacobsson, S; Lindvall, O; Nietsche, UB | 1 |
Alena, F; Dixon, W; Hara, H; Jimbow, K | 1 |
Chakraborty, AK; Ichihashi, M; Mishima, Y | 1 |
Bergh, I; Carlsson, A; Fornstedt, B; Rosengren, E | 1 |
Hunter, JA; Jay, B; Nimmo, JE; Percy-Robb, IW; Phillips, CI; Taylor, WO | 1 |
Hansson, C; Rorsman, H; Rosengren, E; Wirestrand, LE | 1 |
Carstam, R; Hansson, C; Krook, G; Rorsman, H; Rosengren, E; Wirestrand, LE | 1 |
Carstam, R; Hansson, C; Rorsman, H; Rosengren, E; Sjöberg, NO; Wirestrand, LE | 1 |
Carstam, R; Hansson, C; Rorsman, H; Rosengren, E | 1 |
Carstam, R; Hansson, C; Lindbladh, C; Rorsman, H; Rosengren, E | 1 |
Fujita, K; Ito, S; Kato, T | 1 |
Fujita, K; Ito, S; Wakamatsu, K | 1 |
Carlsson, A; Fornstedt, B | 1 |
Arstrand, K; Hansson, C; Kågedal, B; Källberg, M | 1 |
Morishima, T; Sameshima, T | 1 |
Kanematsu, S; Morishima, T | 1 |
Fujita, K; Inoue, S; Ito, S; Wakamatsu, K | 1 |
Land, EJ; Pilas, B; Sarna, T; Truscott, TG | 1 |
Felix, CC; Kalyanaraman, B; Pilas, B; Sarna, T | 1 |
Carlsson, A; Fornstedt, B; Rosengren, E | 1 |
Cook, WS; Crutcher, WA; Fukuyama, K; Halldin, MM; Kawashima, T | 1 |
Beyer, C; Fiedler, H; Wohlrab, W; Wozniak, KD | 1 |
Carstam, R; Edner, C; Hansson, C; Lindbladh, C; Rorsman, H; Rosengren, E | 1 |
Chedekel, MR; Land, EJ; Subbarao, KV; Thompson, A; Truscott, TG | 2 |
Chedekel, MR; Koch, WH | 1 |
Hansson, C; Kågedal, B; Källberg, M | 1 |
Gawelin, AL; Kågedal, B; Pettersson, A | 1 |
Hu, F; Peterson, LL; Woodward, WR | 1 |
Barrois, JP; Bendelac, A; Jardillier, JC; Kalis, B; Leonard, F; Tardy, J; Triller, R | 1 |
Gawkrodger, DJ; Going, SM; Hunter, JA; Nimmo, JE; O'Docherty, CS; Percy-Robb, IW | 1 |
Fletcher, WS; Ilias, A; Palmquist, M; Peterson, LL; Tucker, MA; Woodward, WR | 1 |
Augustsson, A; Kågedal, B; Rosdahl, I; Stierner, U | 1 |
Augustsson, A; Kågedal, B; Rosdahl, I; Stierner, U; Suurküla, M | 1 |
Huang, TH; Kabra, P; Wall, J | 1 |
Sławińska, D; Sławiński, J | 1 |
Ito, S; Palumbo, A; Prota, G | 1 |
Aronsson, A; Hansson, C; Rorsman, H; Rosengren, E; Wirestrand, LE | 1 |
Carlberg, M | 1 |
Agrup, G; Arnbjörnsson, E; Hafström, L; Jönsson, PE; Rorsman, H | 1 |
Agrup, G; Hansson, C; Rorsman, H; Rosengren, E | 3 |
Hansson, C; Rorsman, H; Rosengren, E | 2 |
Hanawa, S; Morishima, T | 1 |
Hansson, C; Rorsman, H; Rosengren, E; Tegner, E | 1 |
Fehling, C; Hansson, C; Poulsen, J; Rorsman, H; Rosengren, E | 2 |
Agrup, G; Rorsman, H; Rosengren, E | 1 |
Agrup, G; Rosengren, E; Tegner, E | 1 |
Gunder, M; Miller, S; Stewart, RM | 1 |
Rorsman, H; Rosengren, E; Tegner, E | 1 |
Agrup, G; Edholm, LE; Rorsman, H; Rosengren, E | 1 |
Fujita, K; Ito, S; Jimbow, K; Kato, T; Kiyota, M | 1 |
Felix, CC; Haberman, HF; Hyde, JS; Menon, IA; Persad, S; Prota, G; Sealy, RC; Swartz, HM | 1 |
Felix, CC; Hyde, JS; Menon, IA; Prota, G; Sealy, RC | 1 |
Fujita, K; Ito, S | 3 |
Fujita, K; Homma, K; Ito, S; Jimbow, K; Kiyota, M | 1 |
Kågedal, B; Pettersson, A | 2 |
D'Ischia, M; Misuraca, G; Nardi, G; Palumbo, A; Prota, G | 1 |
Graef, V; Hellwich, M; Paul, E; Ruppel, R | 1 |
Fukada, E; Morishima, T; Nagashima, N | 1 |
Fujita, M; Fukada, E; Hanawa, S; Morishima, T; Nagashima, N; Saito, M; Tatsumi, F | 1 |
Fujita, K; Inoue, S; Ito, S | 1 |
Tegner, E | 1 |
Berthelot, P; Decaux, F; Jardillier, JC; Kalis, B; Marnot, D; Warren, L | 1 |
Hanawa, S | 1 |
Fukada, E; Hanawa, S; Morishima, T; Nagashima, N; Tatsumi, F; Watanabe, M | 1 |
Aubert, C; Galindo, JR; Rougé, F | 1 |
Fujita, K; Ito, S; Jimbow, K; Takahashi, H | 1 |
Kano, S; Kurihara, S; Nozawa, S; Ohta, H; Tsukazaki, K; Udagawa, Y | 1 |
Ichihashi, M; Inoi, T; Mishima, Y; Mojamdar, M | 2 |
Fujita, K; Ito, S; Kato, T; Shinpo, K | 1 |
Fujita, K; Ito, S; Kato, T; Kurahashi, T; Maruta, K | 1 |
Baumgarten, HG; Büssow, H; Hansson, C | 1 |
Fujita, K; Inoue, S; Ito, S; Nagatsu, T; Shamoto, M; Takeuchi, J; Yamamoto, Y | 1 |
Chioccara, F; Ito, S; Misuraca, G; Novellino, E; Prota, G | 1 |
Banda, PW; Blois, MS; Selmer, LE; Sherry, AE; Thatachari, YT; Tuttle, MS | 1 |
Graef, V; Paul, E; Ruppel, R | 1 |
Fujita, K; Ito, S; Teradaira, R | 1 |
Chioccara, F; Misuraca, G; Novellino, E; Ortonne, JP; Prota, G; Voulot, C | 1 |
Aubert, C; Hansson, C; Janiaud, P; Rorsman, H; Rosengren, E; Rouge, F | 1 |
Fujita, K; Inoue, S; Ito, S; Yamamoto, Y | 1 |
Hanawa, S; Morishima, T; Saito, M | 1 |
Ichihasi, M; Mishima, Y; Mojamdar, M | 1 |
Graef, V; Paul, E | 1 |
Fujita, M; Fukada, E; Hanawa, S; Morishima, T; Saito, M | 1 |
Fujita, M; Fukada, E; Hanawa, S; Morishima, T; Nagashima, N; Saito, M | 1 |
Bergh, I; Fornstedt-Wallin, B | 1 |
Alena, F; Iwashina, T; Jimbow, K; Pankovich, J; Umemura, T; Yamada, K | 1 |
d'Ischia, M; Memoli, S; Napolitano, A; Nappi, AJ; Prota, G | 1 |
Benathan, M; Furumura, M; Hearing, VJ; Kobayashi, N; Panizzon, RG; Virador, V | 1 |
Baez, S; Cassels, BK; Dagnino-Subiabre, A; Johansson, AS; Mannervik, B; Segura-Aguilar, J | 1 |
Land, EJ; Riley, PA | 1 |
Land, EJ; Ramsden, CA; Riley, PA | 1 |
Briganti, S; Camera, E; Cario-André, M; Flori, E; Maresca, V; Picardo, M; Taïeb, A | 1 |
Hearing, VJ; Ito, S; Nakanishi, Y; Schlenz, K; Smuda, C; Wakamatsu, K; Wolber, R | 1 |
Ito, S; Ohtara, K; Wakamatsu, K | 1 |
Ito, S; Peles, D; Simon, JD; Wakamatsu, K | 1 |
Asagoe, K; Iwatsuki, K; Kaji, T; Otsuka, M; Takata, M; Umemura, H; Yamasaki, O | 1 |
Arevalo, RL; Ito, S; Kasai, H; Kishida, R; Nakanishi, H; Sugumaran, M | 1 |
4 review(s) available for dihydroxyphenylalanine and cysteinyldopa
Article | Year |
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Regulatory factors of pheo- and eumelanogenesis in melanogenic compartments.
Topics: Animals; Antioxidants; Benzoquinones; Cell Compartmentation; Cysteinyldopa; Dihydroxyphenylalanine; Gene Expression Regulation; Hair Color; Humans; Melanins; Melanocyte-Stimulating Hormones; Melanocytes; Mice; Mice, Inbred C57BL; Mice, Mutant Strains; Models, Biological; Monophenol Monooxygenase; Organelles; Pituitary Hormones; Skin Pigmentation; Ultraviolet Rays | 1992 |
Observations on PUVA treatment of psoriasis and on 5-S-cysteinyldopa after exposure to UV light.
Topics: Cysteinyldopa; Dihydroxyphenylalanine; Humans; Photochemotherapy; Pressure; Psoriasis; PUVA Therapy; Skin; Skin Pigmentation; Ultraviolet Rays | 1983 |
Pulse radiolysis studies of ortho-quinone chemistry relevant to melanogenesis.
Topics: Benzoquinones; Catechols; Cysteine; Cysteinyldopa; Dihydroxyphenylalanine; Enzyme Activation; Humans; Melanins; Molecular Structure; Monophenol Monooxygenase; Oxidation-Reduction; Phloroglucinol; Pulse Radiolysis; Quinones | 2001 |
Current challenges in understanding melanogenesis: bridging chemistry, biological control, morphology, and function.
Topics: Benzoquinones; Benzothiazoles; Cysteinyldopa; Dihydroxyphenylalanine; Humans; Iris; Melanins; Melanocytes; Melanosomes; Molecular Structure | 2009 |
2 trial(s) available for dihydroxyphenylalanine and cysteinyldopa
Article | Year |
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[Treatment of malignant melanoma with DTIC--therapeutic effects determined by 5-S-cysteinyldopa changes in the urine (proceedings)].
Topics: Clinical Trials as Topic; Cysteinyldopa; Dacarbazine; Dihydroxyphenylalanine; Drug Evaluation; Humans; Melanoma; Skin Neoplasms; Triazenes | 1978 |
Pigmentation effects of solar-simulated radiation as compared with UVA and UVB radiation.
Topics: Adult; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Indoles; Male; Melanins; Middle Aged; Radiation Dosage; Skin; Skin Pigmentation; Sunlight; Ultraviolet Rays | 2008 |
129 other study(ies) available for dihydroxyphenylalanine and cysteinyldopa
Article | Year |
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Analysis of cysteinyldopas, dopa, dopamine, noradrenaline and adrenaline in serum and urine using high-performance liquid chromatography and electrochemical detection.
Topics: Adsorption; Aluminum Oxide; Catecholamines; Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Electrochemistry; Epinephrine; Humans; Hydrogen-Ion Concentration; Indicators and Reagents; Methods; Norepinephrine; Osmolar Concentration | 1979 |
Metabolism of 5-S-cyteinyldopa by O-methylation.
Topics: Animals; Cysteinyldopa; Dihydroxyphenylalanine; Guinea Pigs; Liver; Liver Extracts; Methylation; Rats; S-Adenosylmethionine | 1977 |
Intracellular distribution of dopa and 5-S-cysteinyldopa in Harding-Passey melanoma.
Topics: Animals; Cysteinyldopa; Dihydroxyphenylalanine; Melanoma; Mice; Mice, Inbred DBA; Neoplasms, Experimental; Subcellular Fractions | 1977 |
5-S-cysteinyldopa in the urine of melanoma patients.
Topics: Adult; Aged; Cysteinyldopa; Dihydroxyphenylalanine; Eye Neoplasms; Female; Humans; Male; Melanoma; Middle Aged; Neoplasm Metastasis; Skin Neoplasms | 1977 |
Glutathionedopa in malignant melanoma.
Topics: Cysteinyldopa; Dihydroxyphenylalanine; Glutathione; Humans; Liver Neoplasms; Melanoma | 1977 |
5-S-cysteinyldopa and trichochromes in red feathers.
Topics: Animals; Chickens; Cysteinyldopa; Dihydroxyphenylalanine; Feathers; Pigments, Biological | 1978 |
Free and bound 5-S-cysteinyldopa and dopa in human malignant melanomas.
Topics: Cysteinyldopa; Dihydroxyphenylalanine; Humans; Melanoma; Skin Neoplasms | 1978 |
Excretion of 5-s-cysteinyldopa in humans with genetically dark skin.
Topics: Adult; Black People; Cysteinyldopa; Dihydroxyphenylalanine; Humans; Male | 1979 |
Intracellular distribution of dopa and 5-S-cysteinyldopa in pigment cells with minimal pigment formation.
Topics: Animals; Cattle; Choroid; Cysteinyldopa; Dihydroxyphenylalanine; Pigment Epithelium of Eye | 1979 |
5 years' experience of 5-S-cysteinyldopa in melanoma diagnosis.
Topics: Adult; Aged; Cysteinyldopa; Dihydroxyphenylalanine; Female; Hair Color; Humans; Lymphatic Metastasis; Male; Melanoma; Middle Aged; Neoplasm Metastasis; Sex Factors; Skin Neoplasms; Sunlight | 1979 |
Electron spin resonance studies on phaeomelanins.
Topics: Chemical Phenomena; Chemistry; Cysteinyldopa; Dihydroxyphenylalanine; Electron Spin Resonance Spectroscopy; Melanins; Oxidation-Reduction; Spectrophotometry, Atomic | 1979 |
Detection and quantitation of 5-S-cysteinyldopa in melanotic and amelanotic melanoma in comparison with nonpigment cell tumors and it's urinary excretion.
Topics: Adult; Aged; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Male; Melanoma; Middle Aged; Skin Neoplasms | 1979 |
The urinary melanogen cysteinyldopa in melanoma and in suntanning: Australian experience.
Topics: Adolescent; Adult; Australia; Cysteinyldopa; Dihydroxyphenylalanine; Humans; Melanoma; Neoplasm Metastasis; Skin Neoplasms; Sunlight | 1978 |
A new amino acid, 3-(2,5-SS-dicysteinyl-3,4-dihydroxyphenyl)alanine, from the tapetum lucidum of the gar (Lepisosteidae) and its enzymic synthesis.
Topics: Animals; Catechols; Choroid; Chromatography, Thin Layer; Cysteinyldopa; Dihydroxyphenylalanine; Fishes; Hydrolysis; Monophenol Monooxygenase | 1977 |
A facile one-step synthesis of cysteinyldopas using mushroom tyrosinase.
Topics: Cysteinyldopa; Dihydroxyphenylalanine; Monophenol Monooxygenase | 1977 |
5-S-cysteinyldopa in diagnosis and treatment of human malignant melanomas and ultrastructural observations.
Topics: Adult; Aged; Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Female; Humans; Male; Melanoma; Microscopy, Electron; Middle Aged; Neoplasm Metastasis | 1977 |
Presence of cysteinyldopa in the mature bovine eye.
Topics: Animals; Cattle; Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Eye; Pigment Epithelium of Eye; Uvea | 1977 |
5-S-cysteinyldopa excretion after treatment with 8-methoxypsoralen and UVA light.
Topics: Adult; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Male; Melanocytes; Methoxsalen; Middle Aged; Photochemotherapy; Pigmentation; Psoriasis; Time Factors; Ultraviolet Therapy | 1978 |
[Urinary evaluation of 5-S-cysteinyldopa and seric evaluation of IgG4 subclass during follow-up of 27 primitive malignant melanomas (author's transl)].
Topics: Cysteinyldopa; Dihydroxyphenylalanine; Humans; Immunoglobulin G; Melanoma; Neoplasm Metastasis | 1978 |
The quantitative determination of 5-S-cysteinyldopa and dopa in normal serum and in serum from patients with malignant melanoma by means of high-pressure liquid chromatography.
Topics: Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Drug Stability; Electrochemistry; Humans; Melanoma; Methods | 1978 |
[Melanoma metabolites (proceedings)].
Topics: Cysteinyldopa; Dihydroxyphenylalanine; Humans; Melanoma; Neoplasm Metastasis; Skin Neoplasms | 1978 |
Fluorescence histochemical demonstration of dopa thioethers by condensation with gaseous formaldehyde.
Topics: Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Ethers; Fluorescence; Histocytochemistry | 1977 |
Isolation of 2-S-cysteinyldopa and 2,5-S,S-dicysteinyldopa from the urine of patients with melanoma.
Topics: Cysteinyldopa; Dihydroxyphenylalanine; Humans; Melanoma; Neoplasm Metastasis | 1977 |
Detection of occult metastatic melanoma by urine chromatography.
Topics: Chromatography, Ion Exchange; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Male; Melanoma; Methyldopa; Neoplasm Metastasis | 1976 |
[Effect of intracellular pigments on emission spectra of biogenic amines. Microfluorimetric study on pigment synthesizing cells in human skin].
Topics: Cysteinyldopa; Dihydroxyphenylalanine; False Negative Reactions; Fluorometry; Histocytochemistry; Humans; Melanins; Skin | 1976 |
On the occurrence of cysteinyldopa and dopa in melanocytes and benign nevi cells.
Topics: Adolescent; Child; Child, Preschool; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Male; Melanocytes; Nevus; Nevus, Pigmented; Skin Neoplasms | 1976 |
Effect of dopa-loading on glutathione metabolising enzymes and tyrosinase in relation to 5-S-cysteinyl-dopa genesis in cultured B-16 melanoma cells.
Topics: Animals; Cysteinyldopa; Dihydroxyphenylalanine; gamma-Glutamyltransferase; Glutathione; Glutathione Transferase; Melanins; Melanoma, Experimental; Monophenol Monooxygenase; Tumor Cells, Cultured | 1991 |
An improved HPLC-electrochemical detection method for measuring brain levels of 5-S-cysteinyldopamine, 5-S-cysteinyl-3,4-dihydroxyphenylalanine, and 5-S-cysteinyl-3,4-dihydroxyphenylacetic acid.
Topics: Animals; Brain Chemistry; Cats; Chromatography, High Pressure Liquid; Corpus Striatum; Cysteinyldopa; Dihydroxyphenylalanine; Dogs; Dopamine; Electrochemistry; Evaluation Studies as Topic; Rabbits; Rats; Rats, Inbred Strains; Specimen Handling; Swine | 1990 |
Plasma 5-S-cysteinyldopa concentrations in oculocutaneous albinism.
Topics: Albinism; Animals; Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Electrochemistry; Female; Humans; Male; Melanins; Mice; Monophenol Monooxygenase; Rats | 1985 |
Melanocyte metabolites in the urine of people of different skin colour.
Topics: Adult; Black People; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Indoles; Male; Melanins; Melanocytes; Skin Pigmentation; White People | 1985 |
Oxidation of dopa in human albinism.
Topics: Adult; Albinism; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Indoles; Osmolar Concentration; Oxidation-Reduction | 1985 |
Urinary excretion of melanocytic metabolites in fertile women.
Topics: Adult; Contraceptives, Oral; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Indoles; Melanoma; Menstruation; Pregnancy; Skin Pigmentation | 1985 |
Oxidation of dopa in the skin of black and albino mice.
Topics: Albinism; Animals; Cysteinyldopa; Dihydroxyphenylalanine; Female; In Vitro Techniques; Male; Melanins; Mice; Mice, Inbred C57BL; Monophenol Monooxygenase; Oxidation-Reduction; Skin; Skin Pigmentation; Stereoisomerism | 1986 |
Dopaquinone addition products in cultured human melanoma cells.
Topics: Benzoquinones; Cell Line; Cysteinyldopa; Dihydroxyphenylalanine; Humans; Melanoma; Pigmentation | 1987 |
Seasonal variation in urinary excretion of 5-S-cysteinyldopa in healthy Japanese.
Topics: Adolescent; Adult; Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Female; Humans; Japan; Male; Reference Values; Seasons | 1987 |
Melanin-related metabolites in urine of B16 melanoma-bearing mice.
Topics: Animals; Biomarkers, Tumor; Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Indoles; Melanins; Melanoma, Experimental; Mice; Mice, Inbred C57BL | 1988 |
A marked rise in 5-S-cysteinyl-dopamine levels in guinea-pig striatum following reserpine treatment.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Corpus Striatum; Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Female; Guinea Pigs; Reserpine | 1989 |
Automated high-performance liquid chromatographic determination of 5-S-cysteinyl-3,4-dihydroxyphenylalanine in urine.
Topics: Catecholamines; Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Electrochemistry; Humans; Melanoma | 1989 |
[Biochemical diagnoses of malignant melanomas with determinations of 5-S-cysteinyldopa in lesions].
Topics: Adult; Aged; Aged, 80 and over; Biomarkers, Tumor; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Male; Melanoma; Middle Aged; Skin Neoplasms | 1989 |
[Definitive diagnosis of early malignant melanoma lesions by the quantitative analysis of 5-S-cysteinyldopa in the tissue and touch fluorescence method].
Topics: Adolescent; Adult; Aged; Cysteinyldopa; Dihydroxyphenylalanine; Female; Fluorescence; Humans; Male; Melanoma; Microscopy, Fluorescence; Middle Aged; Predictive Value of Tests; Skin Neoplasms | 1989 |
Correlation between urinary melanin-related metabolites and tumour weight in melanoma-bearing mice.
Topics: Animals; Cysteinyldopa; Dihydroxyphenylalanine; Indoles; Melanins; Melanoma; Mice; Mice, Inbred C57BL; Organ Size | 1989 |
Interaction of radicals from water radiolysis with melanin.
Topics: Carbon Dioxide; Cysteinyldopa; Dihydroxyphenylalanine; Free Radicals; Hydroxides; Hydroxyl Radical; Melanins; Nitrogen Oxides; Oxidation-Reduction; Pulse Radiolysis; Spectrophotometry; Superoxides; Water | 1986 |
Photolysis of pheomelanin precursors: an ESR-spin trapping study.
Topics: Benzothiazoles; Cysteinyldopa; Dihydroxyphenylalanine; Electron Spin Resonance Spectroscopy; Melanins; Photolysis; Thiazoles; Ultraviolet Rays | 1986 |
Occurrence and distribution of 5-S-cysteinyl derivatives of dopamine, dopa and dopac in the brains of eight mammalian species.
Topics: Animals; Brain Chemistry; Callitrichinae; Cats; Cysteinyldopa; Dihydroxyphenylalanine; Dogs; Horses; Humans; Macaca mulatta; Rats; Sheep; Species Specificity | 1986 |
Identification of 5-S-cysteinyldopa by high performance liquid chromatography in biopsies from patients with dysplastic melanocytic nevi.
Topics: Biopsy; Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Humans; Melanocytes; Nevus, Pigmented; Precancerous Conditions; Skin | 1987 |
[Comparative studies between excretion of 5-S-cysteinyldopa and indole melanogens in urine].
Topics: Cysteinyldopa; Dihydroxyphenylalanine; Humans; Indoles; Melanoma; Skin Neoplasms | 1986 |
Metabolism of 5-S-glutathionyldopa.
Topics: Basidiomycota; Cell Line; Ceruloplasmin; Cysteinyldopa; Dihydroxyphenylalanine; Humans; Hydroxydopamines; In Vitro Techniques; Melanoma; Monophenol Monooxygenase; Oxidation-Reduction; Spectrophotometry | 1986 |
Photochemistry of melanin precursors: dopa, 5-S-cysteinyldopa and 2,5-S,S'-dicysteinyldopa.
Topics: Cysteinyldopa; Dihydroxyphenylalanine; Lasers; Photolysis; Structure-Activity Relationship | 1986 |
Photoinitiated DNA damage by melanogenic intermediates in vitro.
Topics: Cysteinyldopa; Dihydroxyphenylalanine; DNA; DNA Damage; Photolysis; Ultraviolet Rays | 1986 |
Determination of 5-S-cysteinyldopa in human urine by direct injection in coupled-column high-performance liquid chromatography.
Topics: Boronic Acids; Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Humans; Hydrogen-Ion Concentration; Methanol; Protein Binding | 1987 |
Synthesis of 5-S-L-cysteinyl-glycine-L-dopa, a natural substrate for serum and melanocyte dipeptidase.
Topics: Chromatography, High Pressure Liquid; Chromatography, Ion Exchange; Cysteinyldopa; Dihydroxyphenylalanine; Dipeptidases; Hydrogen-Ion Concentration; Kinetics; Melanocytes; Substrate Specificity | 1987 |
Plasma 5-S-cysteinyldopa correlates with tumor size in melanoma-bearing mice.
Topics: Animals; Cysteinyldopa; Dihydroxyphenylalanine; Male; Melanoma, Experimental; Mice; Mice, Inbred C57BL; Neoplasm Metastasis; Tumor Cells, Cultured | 1988 |
Urinary excretion of 5-S-cysteinyldopa is enhanced by PUVA and is independent of skin type.
Topics: Adult; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Male; Methoxsalen; PUVA Therapy; Sex Factors; Skin Physiological Phenomena | 1987 |
Plasma 5-S-cysteinyldopa as an index of melanogenesis.
Topics: Adult; Anthralin; Cysteinyldopa; Dihydroxyphenylalanine; Female; Hair Color; Humans; Male; Melanins; Middle Aged; Psoriasis; PUVA Therapy; Skin Pigmentation; Sunlight | 1988 |
Plasma 5-S-cysteinyldopa differentiates patients with primary and metastatic melanoma from patients with dysplastic nevus syndrome and normal subjects.
Topics: Adult; Aged; Biomarkers, Tumor; Chromatography, High Pressure Liquid; Cysteinyldopa; Diagnosis, Differential; Dihydroxyphenylalanine; Dysplastic Nevus Syndrome; Female; Humans; Lymphatic Metastasis; Male; Melanoma; Middle Aged; Neoplasm Staging | 1988 |
Urinary excretion of 5-S-cysteinyldopa in relation to skin type, UVB-induced erythema, and melanocyte proliferation in human skin.
Topics: Adult; Biomarkers, Tumor; Cell Division; Cysteinyldopa; Dihydroxyphenylalanine; Epidermal Cells; Epidermis; Erythema; Female; Humans; Male; Melanocytes; Middle Aged; Skin; Ultraviolet Rays | 1988 |
UVB-induced melanocyte proliferation and 5-S-cysteinyldopa excretion in dysplastic nevus syndrome.
Topics: Adult; Aged; Cell Count; Cell Division; Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Dysplastic Nevus Syndrome; Female; Humans; Male; Melanocytes; Middle Aged; Skin; Ultraviolet Rays | 1988 |
Improved solid-phase extraction and liquid chromatography with electrochemical detection of urinary catecholamines and 5-S-L-cysteinyl-L-dopa.
Topics: Catecholamines; Chromatography, Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Electrochemistry; Epinephrine; Humans; Indicators and Reagents; Norepinephrine | 1988 |
Ultraweak photon emission in model reactions of the in vitro formation of eumelanins and pheomelanins.
Topics: Catechol Oxidase; Chemical Phenomena; Chemistry; Cysteine; Cysteinyldopa; Dihydroxyphenylalanine; Isomerism; Kinetics; Levodopa; Luminescent Measurements; Melanins; Monophenol Monooxygenase; Oxidation-Reduction; Peroxidases | 1987 |
Tyrosinase-catalyzed conjugation of dopa with glutathione.
Topics: Cysteinyldopa; Dihydroxyphenylalanine; Glutathione; Isomerism; Monophenol Monooxygenase | 1985 |
Urinary excretion of 6-hydroxy-5-methoxyindole-2-carboxylic acid and 5-S-cysteinyldopa during PUVA treatment.
Topics: Adult; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Indoles; Kinetics; Male; Middle Aged; Photochemotherapy; Psoriasis; PUVA Therapy | 1985 |
A pulse radiolysis investigation of the oxidation of the melanin precursors 3,4-dihydroxyphenylalanine (dopa) and the cysteinyldopas.
Topics: Cyclization; Cysteine; Cysteinyldopa; Dihydroxyphenylalanine; Free Radicals; Hydrogen-Ion Concentration; Isomerism; Kinetics; Oxidation-Reduction; Particle Accelerators; Quinones | 1985 |
Tyrosinase and gamma-glutamyl transpeptidase in 5-s-cysteinyldopa genesis within melanotic and amelanotic melanomas.
Topics: Catechol Oxidase; Cysteinyldopa; Dihydroxyphenylalanine; Ditiocarb; gamma-Glutamyltransferase; Humans; In Vitro Techniques; Iodoacetamide; Melanoma; Monophenol Monooxygenase; Skin; Skin Neoplasms | 1982 |
gamma-Glutamyl transpeptidase, tyrosinase, and 5-S-cysteinyldopa production in melanoma cells.
Topics: Animals; Catechol Oxidase; Cricetinae; Cysteinyldopa; Dihydroxyphenylalanine; gamma-Glutamyltransferase; Glutathione; Melanoma; Mesocricetus; Monophenol Monooxygenase; Periodic Acid; Tissue Distribution | 1983 |
Evidence of dopa in the nerves of sea anemones.
Topics: Animals; Cnidaria; Cysteinyldopa; Dihydroxyphenylalanine; Dopa Decarboxylase; Nervous System; Sea Anemones; Species Specificity | 1983 |
Treatment of malignant melanoma with dacarbazin (DTIC-DOME) with special reference to urinary excretion of 5-S-cysteinyldopa.
Topics: Adult; Aged; Brain Neoplasms; Cysteinyldopa; Dacarbazine; Digestive System; Dihydroxyphenylalanine; Female; Humans; Infusions, Intra-Arterial; Male; Melanoma; Middle Aged; Palliative Care; Remission, Spontaneous | 1980 |
5-S-cysteinyldopa, dopa, and dopamine in the kidney and some other tissues.
Topics: Animals; Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Ganglia, Sympathetic; Guinea Pigs; Kidney; Myocardium; Spleen | 1980 |
Dopa and 5-S-cysteinyldopa in the serum of albino, black, and red guinea pigs.
Topics: Animals; Cysteinyldopa; Dihydroxyphenylalanine; Guinea Pigs; Skin; Skin Pigmentation; Species Specificity | 1980 |
5-S-cysteinyldopa as a substrate for tyrosinase.
Topics: Catechol Oxidase; Chemical Phenomena; Chemistry; Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Melanins; Monophenol Monooxygenase | 1980 |
Pronounced formation of 5-OH-dopa at enzymatic oxidation of DOPA in the presence of ascorbic acid.
Topics: Ascorbic Acid; Catechol Oxidase; Cysteine; Cysteinyldopa; Dihydroxyphenylalanine; Melanins; Monophenol Monooxygenase; Oxidation-Reduction | 1981 |
Urinary excretion of 5-S-cysteinyldopa in healthy Japanese.
Topics: Adolescent; Adult; Asian People; Child; Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Female; Humans; Japan; Male; Middle Aged | 1981 |
5-S-Cysteinyldopa and dopa in serum during treatment with 8-methoxypsoralen and UVA light.
Topics: Adult; Aged; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Male; Melanocytes; Middle Aged; Photochemotherapy; Psoriasis; PUVA Therapy; Skin | 1981 |
Formation of glutathionedopa in albino rats after DOPA injection.
Topics: Albinism; Animals; Cattle; Choroid; Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Kidney; Rats; Retinal Pigments; Skin; Spleen | 1981 |
5-OH-dopa, product of and substrate for tyrosinase.
Topics: Basidiomycota; Catechol Oxidase; Chromatography, High Pressure Liquid; Cysteine; Cysteinyldopa; Dihydroxyphenylalanine; Monophenol Monooxygenase; Oxidation-Reduction; Substrate Specificity; Tyrosine | 1982 |
The effect of UVB light on serum concentrations of 5-S-cysteinyldopa.
Topics: Adolescent; Adult; Aged; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Male; Melanocytes; Middle Aged; Psoriasis; Ultraviolet Therapy | 1983 |
Urinary 5-S-cysteinyldopa in Parkinsonism after DOPA and carbidopa.
Topics: Adult; Aged; Carbidopa; Cysteinyldopa; Dihydroxyphenylalanine; Humans; Melanoma; Middle Aged; Parkinson Disease; Skin Neoplasms | 1983 |
5-S-cysteinyldopa and pigment response to UVA light.
Topics: Adult; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Male; Oxygen; Pressure; Skin; Skin Pigmentation; Time Factors; Ultraviolet Rays | 1983 |
Diastereomers of 5-S-cysteinyldopa.
Topics: Chromatography, Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Stereoisomerism | 1983 |
Protein-bound dopa and 5-S-cysteinyldopa in non-melanogenic tissues.
Topics: Animals; Cysteine; Cysteinyldopa; Dihydroxyphenylalanine; Free Radicals; Indoles; Melanins; Melanoma; Mice; Mice, Inbred Strains; Monophenol Monooxygenase; Protein Binding; Rats; Rats, Inbred Strains; Tyrosine | 1983 |
Novel free radicals in synthetic and natural pheomelanins: distinction between dopa melanins and cysteinyldopa melanins by ESR spectroscopy.
Topics: Cysteinyldopa; Dihydroxyphenylalanine; Electron Spin Resonance Spectroscopy; Free Radicals; Melanins; Oxidation-Reduction | 1982 |
Eumelanins and pheomelanins: characterization by electron spin resonance spectroscopy.
Topics: Animals; Cysteinyldopa; Dihydroxyphenylalanine; Electron Spin Resonance Spectroscopy; Melanins; Polymers | 1982 |
Conjugation of dopa and 5-S-cysteinyldopa with cysteine mediated by superoxide radical.
Topics: Catalase; Cysteine; Cysteinyldopa; Dihydroxyphenylalanine; Free Radicals; Nitroblue Tetrazolium; Oxidation-Reduction; Oxygen; Superoxide Dismutase; Superoxides; Xanthine Oxidase | 1982 |
Characterization of structural properties for morphologic differentiation of melanosomes. III. free and protein-bound dopa and 5-S-cysteinyldopa in B16 and Harding-Passey melanomas.
Topics: Animals; Cysteinyldopa; Dihydroxyphenylalanine; Hair; Melanocytes; Melanoma; Mice; Neoplasms, Experimental; Protein Binding | 1983 |
Determination of urinary 5-S-cysteinyldopa by high-performance liquid chromatography.
Topics: Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Electrochemistry; Female; Humans; Male; Melanoma | 1983 |
Non-enzymic oxidation of cysteinyldopa catalyzed by metallic ions.
Topics: Catecholamines; Cysteinyldopa; Dihydroxyphenylalanine; Hydrogen-Ion Concentration; Metals; Oxidation-Reduction; Spectrophotometry | 1983 |
[5-S-cysteinyldopa determination in the urine. Its value for monitoring in melanoma patients].
Topics: Cysteinyldopa; Dihydroxyphenylalanine; Humans; Isomerism; Melanoma; Neoplasm Metastasis; Skin Neoplasms | 1983 |
[Diagnosis of amelanotic malignant melanoma by means of the fluorescence method (Falck & Hillarp) and determination of 5-S-cysteinyldopa in the lesions].
Topics: Adult; Aged; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Male; Melanoma; Microscopy, Fluorescence; Middle Aged; Skin Neoplasms | 1983 |
Cysteinyldopa isomers and dopa in lesions and urine of Japanese patients with malignant melanoma.
Topics: Cysteinyldopa; Dihydroxyphenylalanine; Humans; Isomerism; Japan; Lymphatic Metastasis; Melanoma; Skin Neoplasms | 1983 |
The mechanism of toxicity of 5-S-cysteinyldopa to tumour cells. Hydrogen peroxide as a mediator of cytotoxicity.
Topics: Animals; Antineoplastic Agents; Cell Line; Cell Survival; Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Humans; Hydrogen Peroxide; Levodopa; Male; Mice; Neoplasms, Experimental; Neuroblastoma; Oxidation-Reduction | 1983 |
Urine excretion of 5-S-cysteinyldopa and serum sialic acid as tumor markers in human melanomas.
Topics: Adult; Aged; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Male; Melanoma; Middle Aged; Neoplasm Metastasis; Sialic Acids | 1983 |
[Excretion of 5-S-cysteinyldopa in the urine of Japanese patients with malignant melanoma--a helpful biochemical marker for assessing the progression of disease].
Topics: Adolescent; Adult; Asian People; Child; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Japan; Male; Melanoma; Middle Aged; Neoplasm Staging; Prognosis | 1983 |
Liquid-chromatographic determination of 5-S-L-cysteinyl-L-dopa with electrochemical detection in urine prepurified with a phenylboronate affinity gel.
Topics: Boronic Acids; Chromatography, Affinity; Chromatography, Gel; Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Electrochemistry; Female; Humans; Male; Reference Standards; Statistics as Topic; Stereoisomerism | 1983 |
Studies on amelanotic melanoma with the fluorescence method (Falck and Hillarp) and biochemical analysis of 5-S-cysteinyldopa in the tissues.
Topics: Adult; Aged; Carcinoma, Basal Cell; Cysteinyldopa; Dihydroxyphenylalanine; Humans; Male; Melanoma; Microscopy, Fluorescence; Nevus, Pigmented; Skin Neoplasms | 1983 |
Differentiation and tumorigenicity of human malignant melanocytes in relation to their culture conditions.
Topics: Animals; Cell Line; Chromosomes, Human; Culture Media; Cysteinyldopa; Cystine; Dihydroxyphenylalanine; Female; Glutamine; Humans; In Vitro Techniques; Male; Melanoma; Methionine; Mice; Mice, Nude; Neoplasm Transplantation; Transplantation, Heterologous | 1984 |
Characterization of melanogenesis in mouse and guinea pig hair by chemical analysis of melanins and of free and bound dopa and 5-S-cysteinyldopa.
Topics: Animals; Color; Cysteinyldopa; Dihydroxyphenylalanine; Free Radicals; Guinea Pigs; Hair; Melanins; Mice; Mice, Inbred Strains | 1984 |
[A newly established melanoma cell line (GAK) with 5-S-cysteinyldopa phenotype].
Topics: Aged; Animals; Cell Line; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Isomerism; Lymphatic Metastasis; Melanoma; Mice; Mice, Nude; Neoplasm Transplantation; Phenotype; Vulvar Neoplasms | 1984 |
Oxygen-dependent conjugation of dopa with cysteine catalysed by iron-EDTA complex.
Topics: Catalase; Catalysis; Chemical Phenomena; Chemistry; Cysteine; Cysteinyldopa; Cystine; Dihydroxyphenylalanine; Edetic Acid; Ferric Compounds; Hydrogen-Ion Concentration; Iron; Oxygen; Superoxide Dismutase; Time Factors | 1984 |
[Therapeutic evaluation of human malignant melanoma by urinary 5-S-cysteinyldopa dynamics: chemotherapy and surgery].
Topics: Adolescent; Adult; Aged; Antineoplastic Agents; Combined Modality Therapy; Cysteinyldopa; Dacarbazine; Dihydroxyphenylalanine; Female; Humans; Immunotherapy; Male; Melanoma; Middle Aged; Nimustine; Nitrosourea Compounds; Prognosis; Vincristine | 1984 |
Oxidation of tyrosine residues in proteins by tyrosinase. Formation of protein-bonded 3,4-dihydroxyphenylalanine and 5-S-cysteinyl-3,4-dihydroxyphenylalanine.
Topics: Alcohol Dehydrogenase; Alcohol Oxidoreductases; Catechol Oxidase; Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Hydrolysis; Insulin; Monophenol Monooxygenase; Oxidation-Reduction; Protein Binding; Proteins; Serum Albumin, Bovine; Tyrosine | 1984 |
Determination of DOPA, dopamine, and 5-S-cysteinyl-DOPA in plasma, urine, and tissue samples by high-performance liquid chromatography with electrochemical detection.
Topics: Animals; Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Electrochemistry; Humans; Melanoma; Mice | 1984 |
The tapetal cell: a unique melanocyte in the tapetum lucidum cellulosum of the cat (felis domestica l.).
Topics: Animals; Cats; Choroid; Cysteinyldopa; Dihydroxyphenylalanine; Endoplasmic Reticulum; Histocytochemistry; Humans; Melanocytes; Microscopy, Electron; Monophenol Monooxygenase | 1980 |
Selective toxicity of 5-S-cysteinyldopa, a melanin precursor, to tumor cells in vitro and in vivo.
Topics: Animals; Antineoplastic Agents; Cell Line; Cysteinyldopa; Dihydroxyphenylalanine; DNA; Dose-Response Relationship, Drug; Female; Humans; Leukemia L1210; Levodopa; Male; Melanins; Mice; Neoplasm Transplantation; Prognosis; Protein Biosynthesis; Transplantation, Heterologous | 1980 |
Co-polymerization of dopa and cysteinyldopa in melanogenesis in vitro.
Topics: Basidiomycota; Catechol Oxidase; Cysteinyldopa; Dihydroxyphenylalanine; Hydrogen-Ion Concentration; Kinetics; Melanins; Monophenol Monooxygenase | 1980 |
Data processing of urine chromatograms for the clinical management of melanoma.
Topics: Chromatography, Ion Exchange; Computers; Cysteinyldopa; Data Display; Dihydroxyphenylalanine; Homovanillic Acid; Humans; Indoles; Melanins; Melanoma | 1980 |
[5-S-cysteinyldopa in the urine - a "tumor test" for malignant melanoma? Comparison with the usual laboratory examinations].
Topics: BCG Vaccine; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Male; Melanoma; Melphalan; Neoplasm Metastasis; Skin Neoplasms | 1980 |
Distribution and metabolism of tritiumlabelled 5-S-cysteinyldopa in mice.
Topics: Animals; Cysteinyldopa; Dihydroxyphenylalanine; Levodopa; Male; Melanoma; Mice; Mice, Inbred Strains; Neoplasms, Experimental; Tissue Distribution | 1980 |
Formation of cysteine conjugates from dihydroxyphenylalanine and its S-cysteinyl derivatives by peroxidase-catalyzed oxidation.
Topics: Chemical Phenomena; Chemistry; Cysteine; Cysteinyldopa; Dihydroxyphenylalanine; Oxidation-Reduction; Peroxidases | 1981 |
Identification of cysteinyldopa-derived units in eumelanins from mammalian eyes.
Topics: Animals; Cattle; Chemical Phenomena; Chemistry; Choroid; Ciliary Body; Cysteinyldopa; Dihydroxyphenylalanine; Humans; Melanins; Pigments, Biological; Rabbits; Solubility; Species Specificity; Swine | 1981 |
Melanogenesis in cultured human neuroblastomas.
Topics: Animals; Cell Line; Cysteinyldopa; Dihydroxyphenylalanine; Female; Homovanillic Acid; Humans; Male; Melanins; Mice; Neuroblastoma | 1980 |
Synthesis and antitumor activity of cysteinyl-3,4-dihydroxyphenylalanines and related compounds.
Topics: Animals; Antineoplastic Agents; Cell Division; Cell Line; Cricetinae; Cysteinyldopa; Dihydroxyphenylalanine; Humans; Leukemia L1210; Male; Melanoma; Mice; Neoplasms, Experimental; Neuroblastoma | 1981 |
Quantitative determination of 5-S-cysteinyldopa, dopa and dopamine in the urine by means of high-performance liquid chromatography. A comparison with data obtained by means of fluorometry.
Topics: Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Fluorometry; Humans | 1981 |
5-S-Cysteinyldopa in ganglion stellatum.
Topics: 3,4-Dihydroxyphenylacetic Acid; Animals; Cattle; Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Epinephrine; Female; Norepinephrine; Stellate Ganglion | 1981 |
[Urinary 5-S-cysteinyldopa in malignant melanoma subjects-with special reference to melanoma stages and dopa loading test (author's transl)].
Topics: Adolescent; Adult; Aged; Child; Cysteinyldopa; Dihydroxyphenylalanine; Female; Humans; Male; Melanoma; Middle Aged; Skin Neoplasms | 1981 |
Effect of DOPA-loading on glutathione-dependent 5-S-cysteinyldopa genesis in melanoma cells in vitro.
Topics: Animals; Cells, Cultured; Cricetinae; Culture Media; Cysteine; Cysteinyldopa; Dihydroxyphenylalanine; Drug Synergism; Fibroblasts; Glutathione; Humans; In Vitro Techniques; Melanoma; Mice; Neoplasms, Experimental; Skin Neoplasms; Stimulation, Chemical; Tyrosine | 1982 |
Urinary free and conjugated 5-S-cysteinyldopa in normal subjects and in patients with melanoma.
Topics: Adult; Aged; Cysteinyldopa; Dihydroxyphenylalanine; Female; Fluorometry; Humans; Male; Melanoma; Middle Aged | 1982 |
[High-performance liquid chromatographic determination of urinary 5-S, 2-S-, 6-S-cysteinyldopa and 2,5-S,S-dicysteinyldopa (author's transl)].
Topics: Chromatography, High Pressure Liquid; Cysteinyldopa; Dihydroxyphenylalanine; Humans; Melanoma | 1982 |
[Contents of cysteinyldopa isomers and DOPA in lesions of malignant melanoma (author's transl)].
Topics: Aged; Cysteinyldopa; Dihydroxyphenylalanine; Humans; Isomerism; Male; Melanoma; Skin Neoplasms | 1982 |
The effect of cysteine on oxidation of tyrosine, dopa, and cysteinyldopas.
Topics: Ascorbic Acid; Cysteine; Cysteinyldopa; Dihydroxyphenylalanine; Glutathione; Monophenol Monooxygenase; Oxidation-Reduction; Stimulation, Chemical; Tyrosine | 1982 |
[Correlation of urinary 5-S-cysteinyldopa with repeated remission of melanoma induced by DTIC combination chemotherapy].
Topics: Cysteinyldopa; Dacarbazine; Dihydroxyphenylalanine; Female; Humans; Lymphoma; Melanoma; Middle Aged; Skin Neoplasms | 1982 |
Sensitive high-performance liquid chromatographic method for the determination of 5-S-cysteinyldopamine, 5-S-cysteinyl-3,4-dihydroxyphenylacetic acid and 5-S-cysteinyl-3,4-dihydroxyphenylalanine.
Topics: Animals; Ascorbic Acid; Brain Chemistry; Chromatography, High Pressure Liquid; Corpus Striatum; Cysteinyldopa; Dihydroxyphenylalanine; Dithiothreitol; Dopamine; Female; Guinea Pigs; Hydrogen-Ion Concentration; Limbic System; Mesencephalon | 1995 |
Exploitation of pigment biosynthesis pathway as a selective chemotherapeutic approach for malignant melanoma.
Topics: Benzoquinones; Catechols; Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Humans; Indoles; Melanins; Melanoma; Models, Chemical; Phenol; Phenols; Pigments, Biological; Tyrosine | 1993 |
5-S-cysteinyldopa, a diffusible product of melanocyte activity, is an efficient inhibitor of hydroxylation/oxidation reactions induced by the Fenton system.
Topics: Aerobiosis; Anaerobiosis; Borohydrides; Chelating Agents; Cysteinyldopa; Dihydroxyphenylalanine; Edetic Acid; Free Radical Scavengers; Hydrogen Peroxide; Hydroxylation; Iron Chelating Agents; Melanocytes; Oxidation-Reduction; Salicylates; Salicylic Acid | 1996 |
Co-regulation of melanin precursors and tyrosinase in human pigment cells: roles of cysteine and glutathione.
Topics: Buthionine Sulfoximine; Cells, Cultured; Cysteine; Cysteinyldopa; Dihydroxyphenylalanine; Glutathione; Humans; Infant, Newborn; Male; Melanins; Melanocytes; Melanoma; Melanosomes; Monophenol Monooxygenase; Neoplasm Proteins; Skin Neoplasms; Tumor Cells, Cultured; Tyrosine | 1999 |
Glutathione transferase M2-2 catalyzes conjugation of dopamine and dopa o-quinones.
Topics: Benzoquinones; Cysteinyldopa; Dihydroxyphenylalanine; Dopamine; Glutathione; Glutathione Transferase; Humans; Indolequinones; Indoles; Isoenzymes; Magnetic Resonance Spectroscopy; Models, Chemical; Oxidation-Reduction; Protein Binding; Quinones; Time Factors | 2000 |
Spontaneous redox reactions of dopaquinone and the balance between the eumelanic and phaeomelanic pathways.
Topics: Benzoquinones; Cyclization; Cysteinyldopa; Dihydroxyphenylalanine; Kinetics; Melanins; Oxidation-Reduction; Spectrum Analysis | 2000 |
UVA-induced modification of catalase charge properties in the epidermis is correlated with the skin phototype.
Topics: Antioxidants; Catalase; Cells, Cultured; Cysteinyldopa; Dihydroxyphenylalanine; Epidermis; Humans; Melanins; Melanocytes; Methionine; Oxidation-Reduction; Photosensitizing Agents; Singlet Oxygen; Skin; Superoxide Dismutase; Tryptophan; Ultraviolet Rays | 2006 |
Chemical analysis of late stages of pheomelanogenesis: conversion of dihydrobenzothiazine to a benzothiazole structure.
Topics: Acids; Alanine; Animals; Benzothiazoles; Cysteine; Cysteinyldopa; Dihydroxyphenylalanine; Hair Color; Humans; Hydrolysis; Iodine Compounds; Melanins; Mice; Monophenol Monooxygenase; Oxidation-Reduction; Peroxides; Thiazines | 2009 |
Usefulness of serum 5-S-cysteinyl-dopa as a biomarker for predicting prognosis and detecting relapse in patients with advanced stage malignant melanoma.
Topics: Biomarkers, Tumor; Cysteinyldopa; Dihydroxyphenylalanine; Feasibility Studies; Female; Follow-Up Studies; Humans; Japan; Kaplan-Meier Estimate; L-Lactate Dehydrogenase; Male; Melanoma; Middle Aged; Neoplasm Recurrence, Local; Neoplasm Staging; Prognosis; Retrospective Studies; Skin Neoplasms | 2017 |
Density Functional Theory-Based Calculation Shed New Light on the Bizarre Addition of Cysteine Thiol to Dopaquinone.
Topics: Benzoquinones; Binding Sites; Cysteine; Cysteinyldopa; Density Functional Theory; Dihydroxyphenylalanine; Melanins; Models, Molecular; Protons | 2021 |