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Tryptophan Load Tests and Pyridoxal‐5‐phosphate Levels in Epileptic Children: II. Cryptogenic Epilepsy

1966; Wiley; Volume: 55; Issue: 4 Linguagem: Inglês

10.1111/j.1651-2227.1966.tb08808.x

1651-2227

Bengt Hagberg, Arne Hamfelt, O Hansson,

Neuroscience and Neuropharmacology Research

Acta PaediatricaVolume 55, Issue 4 p. 371-384 Tryptophan Load Tests and Pyridoxal-5-phosphate Levels in Epileptic Children: II. Cryptogenic Epilepsy BENGT HAGBERG, Corresponding Author BENGT HAGBERG Departments of Paediatrics and Clinical Chemistry, University Hospital, Uppsala, Sweden *Dept. of Clinical Chemistry 3 Dept. of Paediatrics. University Hospital Uppsala SwedenSearch for more papers by this authorARNE HAMFELT, Corresponding Author ARNE HAMFELT Departments of Paediatrics and Clinical Chemistry, University Hospital, Uppsala, Sweden With the technical assistance of Miss Ulla Netterdag. *Dept. of Clinical Chemistry 3 Dept. of Paediatrics. University Hospital Uppsala SwedenSearch for more papers by this authorOLLE HANSSON, Corresponding Author OLLE HANSSON Departments of Paediatrics and Clinical Chemistry, University Hospital, Uppsala, Sweden *Dept. of Clinical Chemistry 3 Dept. of Paediatrics. University Hospital Uppsala SwedenSearch for more papers by this author BENGT HAGBERG, Corresponding Author BENGT HAGBERG Departments of Paediatrics and Clinical Chemistry, University Hospital, Uppsala, Sweden *Dept. of Clinical Chemistry 3 Dept. of Paediatrics. University Hospital Uppsala SwedenSearch for more papers by this authorARNE HAMFELT, Corresponding Author ARNE HAMFELT Departments of Paediatrics and Clinical Chemistry, University Hospital, Uppsala, Sweden With the technical assistance of Miss Ulla Netterdag. *Dept. of Clinical Chemistry 3 Dept. of Paediatrics. University Hospital Uppsala SwedenSearch for more papers by this authorOLLE HANSSON, Corresponding Author OLLE HANSSON Departments of Paediatrics and Clinical Chemistry, University Hospital, Uppsala, Sweden *Dept. of Clinical Chemistry 3 Dept. of Paediatrics. University Hospital Uppsala SwedenSearch for more papers by this author First published: July 1966 https://doi.org/10.1111/j.1651-2227.1966.tb08808.xCitations: 26 AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onEmailFacebookTwitterLinkedInRedditWechat References 1 Benassi, C. A., Allegri, G., Benassi, P. and Rabassini, A.: Tryptophan metabolism in special pairs of twins. Clin Chim Acta. 9: 101, 1964. 2 Bessey, O. A., Adam, D. J. D., Bussey, D. R. and Hansen, A. E.: Vitamin B6 requirements in infants. Fed Proc, 13: 451, 1954. 3 Bessey, O. A., Adam, D. J. 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Lancet, I: 145, 1964. 24 Hagberg, B., Hamfelt, A. and Hansson, O.: Tryptophan load tests and pyridoxal-5-phosphate levels in epileptic children. I. Non-progressive brain damage and degenerative brain disorders. Acta Pædiat Scand, 55: 363, 1966. 25 Hamfelt, A.: A method of determining pyridoxal phosphate in blood by decarboxylation of L-tyrosine-14C(U). Clin Chim Acta, 7: 746, 1962. 26 Hamfelt, A.: Unpublished observations. 27 Hellström, B. and Vassella, F.: Tryptophan metabolism in infantile spasms. Acta Pædiat Scand, 51: 665, 1962. 28 Hottinger, A. and Berger, H.: Vorläufige Bemerkungen zur Ausscheidung von Xanthurensäure und Kynurensäure nach Tryptophanbelastung. Internat Zschr Vitaminforsch, 34: 81, 1964. 29 Hottinger, A., Berger, H. and Krauthammer, W.: Klinische Beobachtungen zum Problem des Vitamin-B6-Metabolismus. Schweiz Med Wschr, 94: 221, 1964. 30 Hunt, A. D., Stokes, J., McCrory, W. W. and Stroud, H. H.: Pyridoxine dependency: Report of a case of intractable convulsions in an infant controlled by pyridoxine. Pediatrics, 13: 140, 1954. 31 Hunt, A. D.: Abnormally high pyridoxine requirement. Summary of evidence suggesting relation between this finding and clinical pyridoxine “deficiency”. Amer J Clin Nutr, 5: 561, 1957. 32 JÉROME, H., LeJeune, J. and Turpin, R.: Étude de l'excrétion urinaire de certains métabolites du tryptophan chez les enfants mongoliens. CR Acad Sci (Paris), 251: 474, 1960. 33 Jeune, M., Cotte, J., Hermier, M., Yasse, L. and Leriche, Mme: L'épreuve de charge au tryptophane comme moyen de détection des apyridoxinoses chez l'enfant. Pédiatrie, 14: 853, 1959. 34 Knapp, A.: Familiäre essentielle Tryptophanstoffwechselstörung. Klin Wschr, 38: 74, 1960. 35 Komrower, G. M., Wilson, V., Clamp, J. R. and Westall, R. G.: Hydroxykynureninuria: A case of abnormal tryptophan metabolism probably due to a deficiency of kynureninase. 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Minnesota Med, 46: 525, 1963. 60 Tada, K. and Bessman, S. P.: Studies on tryptophan metabolism in oligophrenia phenylpyruvica. Pediat Japon, 3: 41, 1960. 61 Vasella, F., Hellström, B. and Wengle, B.: Urinary excretion of tryptophan metabolites in the healthy infant. Pediatrics, 30: 585, 1962. 62 Vila Badó, J., Samsó Díes, J. M. and Pado, N. L.: La vitamin B6 a dosis elevadas en el tratamiento de algunas encefalopatias infantiles. Ann Med Esp, 43: 316, 1957. 63 Wachstein, M. and Lobel, S.: The relation between tryptophan metabolism and vitamin B6 in various diseases as studied by paper chromatography. J Clin Pathol, 26: 910, 1956. 64 Waldinger, C.: Pyridoxine deficiency and pyridoxine dependency in infants and children. Postgrad Med, 35: 415, 1964. 65 Waldinger, C. and Berg, R. B.: Signs of pyridoxine dependency manifest at birth in siblings. Pediatrics, 32: 161, 1963. 66 Weller, H. and Fichtenbaum, M.: Der Tryptophanbelastungstest als Nachweis eines Vitamin B6-Mangels bei Arteriosclerose. Klin Wschr, 39: 1275, 1961. 67 Zunin, C. and Vallarino, G.: Le crisi convulsive sensibili alla piridossina. Presentazione di un caso. Minerva Pediat, 15: 975, 1963. Citing Literature Volume55, Issue4July 1966Pages 371-384 ReferencesRelatedInformation