References
CurtiusH-Ch., Niederwieser, A., Viscontini, M., Otten, A., Schaub, J., Scheibenreiter, S. and Schmidt, H. Atypical phenylketonuria due to tetrahydrobiopterin deficiency. Diagnosis and treatment with tetrahydrobiopterin, dihydrobiopterin and sepiapterin.Clin. Chim. Acta 93 (1979) 251–262
Iwai, K., Kobashi, M. and Fujisawa, H. Occurrence of crithidia factors and folic acid in various bacteria.J. Bacteriol. 104 (1970) 197–201
Kobashi, M., Tomita, K. and Iwai, K. Analysis of unconjugated pterin in food resources and human urine.Agric. Biol. Chem. 44 (1980) 2089–2094
Niederwieser, A., Curtius, H-Ch., Bieri, J., Schirks, B. and Schaub, J. Atypical phenylketonuria caused by 7,8-dihydrobiopterin deficiency.Lancet 1 (1979) 131–133
Niederwieser, A., Curtius, H-Ch., Gitzelmann, R., Otten, A., Baerlocher, K., Blehova, B., Berlow, S., Gröbe, H., Rey, F., Schaub, J., Scheibenreiter, S., Schmidt, H. and Viscontini, M. Excretion of pterins in phenylketonuria and phenylket onuria variants.Helu. Paediatr. Acta 35 (1980) 335–342
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Shintaku, H., Isshiki, G., Hase, Y. et al. Normal pterin values in urine and serum in neonates and its age-related change throughout life. J Inherit Metab Dis 5, 241–242 (1982). https://doi.org/10.1007/BF02179155
Issue Date:
DOI: https://doi.org/10.1007/BF02179155