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The Journal of Pediatrics|March 1, 1986
Biopterin and neurotransmitter amine metabolism in children with acute lymphoblastic leukemia receiving methotrexate therapyC R Pinkerton, I Smith, R J Leeming, et al.Journal of Neurology, Neurosurgery, and Psychiatry|July 1, 1990
L-3,4-dihydroxyphenylalanine (levodopa) lowers central nervous system S-adenosylmethionine concentrations in humansR Surtees, K HylandBiochemistry|June 29, 1993
Identification and in vitro expression of mutations causing dihydropteridine reductase deficiencyP M Smooker, D W Howells, R G CottonExperimental Neurology|February 9, 2005
Inhibiting BDNF expression by antisense oligonucleotide infusion causes loss of nigral dopaminergic neuronsM J Porritt, P E Batchelor, D W HowellsJournal of Inherited Metabolic Disease|January 1, 1993
A fluorimetric assay for succinic semialdehyde dehydrogenase activity suitable for prenatal diagnosis of the enzyme deficiencyD R Thorburn, G N Thompson, D W HowellsActa Neurologica Scandinavica. Supplementum|January 1, 1994
S-adenosylmethionine levels in psychiatric and neurological disorders: a reviewT Bottiglieri, K HylandBiochemical Medicine and Metabolic Biology|October 1, 1990
Cerebrospinal fluid concentrations of S-adenosylmethionine, methionine, and 5-methyltetrahydrofolate in a reference population: cerebrospinal fluid S-adenosylmethionine declines with age in humansR Surtees, K HylandJournal of Chromatography|September 29, 1989
Determination of quinonoid dihydrobiopterin by high-performance liquid chromatography and electrochemical detectionS Heales, K HylandJournal of Chromatography|August 7, 1992
Measurement of total plasma and cerebrospinal fluid homocysteine by fluorescence following high-performance liquid chromatography and precolumn derivatization with o-phthaldialdehydeK Hyland, T BottiglieriPageof 190