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23. Atypical PKU with normal phenylalanine hydroxylase and dihydropteridine reductase activity in vitro. Leeming RJ; Smith I Arch Dis Child; 1979 Feb; 54(2):166-7. PubMed ID: 434898 [No Abstract] [Full Text] [Related]
24. Diagnosis of tetrahydrobiopterin deficiency using filter paper blood spots: further development of the method and 5 years experience. Opladen T; Abu Seda B; Rassi A; Thöny B; Hoffmann GF; Blau N J Inherit Metab Dis; 2011 Jun; 34(3):819-26. PubMed ID: 21416196 [TBL] [Abstract][Full Text] [Related]
33. The screening diagnosis of tetrahydrobiopterin deficient phenylketonuria. Ning C; Liu SR; Wei H; Wang S; Shu D; Blau N; Wang MT J Tongji Med Univ; 1992; 12(4):216-8. PubMed ID: 1289568 [TBL] [Abstract][Full Text] [Related]
34. GTP cyclohydrolase I deficiency, a new enzyme defect causing hyperphenylalaninemia with neopterin, biopterin, dopamine, and serotonin deficiencies and muscular hypotonia. Niederwieser A; Blau N; Wang M; Joller P; Atarés M; Cardesa-Garcia J Eur J Pediatr; 1984 Feb; 141(4):208-14. PubMed ID: 6734669 [TBL] [Abstract][Full Text] [Related]
35. [Evaluation of 6-years' experience of screening for hyperphenylalaninemia caused by cofactor deficiency]. Dhondt JL; Farriaux JP; Hayte JM Arch Fr Pediatr; 1986 Dec; 43(10):785-9. PubMed ID: 3827510 [TBL] [Abstract][Full Text] [Related]
36. Dihydrobiopterin synthesis defect: an adult with diurnal fluctuation of symptoms. Tanaka K; Yoneda M; Nakajima T; Miyatake T; Owada M Neurology; 1987 Mar; 37(3):519-22. PubMed ID: 2434882 [TBL] [Abstract][Full Text] [Related]
37. Biopterin, neopterin and tyrosine responses to combined oral phenylalanine and tetrahydrobiopterin loading tests in two normal children and in a girl with partial biopterin deficiency. Lykkelund C; Lou HC; Rasmussen V; Güttler F; Niederwieser A J Inherit Metab Dis; 1985; 8 Suppl 2():95-6. PubMed ID: 3930874 [No Abstract] [Full Text] [Related]