phenylalanine and neopterin

phenylalanine has been researched along with neopterin in 48 studies

Research

Studies (48)

Timeframe	Studies, this research(%)	All Research%
pre-1990	23 (47.92)	18.7374
1990's	10 (20.83)	18.2507
2000's	5 (10.42)	29.6817
2010's	10 (20.83)	24.3611
2020's	0 (0.00)	2.80

Authors

Authors	Studies
Fuchs, D; Wachter, H; Weiss, G; Werner-Felmayer, G	1
al Aqeel, A; Gascon, GG; Hughes, H; Ozand, PT; Reynolds, CT; Subramanyam, SB	1
Slazyk, WE; Spierto, FW	1
Miyatake, T; Nakajima, T; Owada, M; Tanaka, K; Yoneda, M	1
Butler, IJ; Roongta, SM; Villasana, D; Williams, JC	1
Pulmones, MT; Sansaricq, C; Snyderman, SE	1
Andre, S; Dhondt, JL; Dorche, C; Forzy, G; Guibaud, P; Hayte, JM; Rolland, MO	1
Curtius, HC; Guardamagna, O; Hasler, T; Lehmann, H; Niederwieser, A; Schmidt, H; Shintaku, H	1
Applegarth, DA; Davidson, AG; Ennis, D; Naylor, EW; Niederwieser, A; Wong, LT	1
Dhondt, JL; Farriaux, JP; Hayte, JM	1
Boudha, A; Dhondt, JL; Farriaux, JP; Largillière, C; Leeming, RJ; Ringel, J; Roger, MM	1
Güttler, F; Lou, HC; Lykkelund, C; Niederwieser, A; Rasmussen, V	1
Cotton, RG; Danks, DM; Dhondt, JL	1
Hase, Y; Kodama, S; Matsuo, T; Nishio, H; Sawada, Y; Takahashi, T; Takumi, T	1
Berlow, S; Hoganson, G; Kaufman, S; Matalon, R; Milstien, S; Naylor, E; Schuett, V; Seifert, W	1
Arai, N; Hayakawa, H; Matsuo, N; Narisawa, K; Naritomi, K; Tada, K; Tanaka, T	1
Akino, M; Arashima, S; Kawaguchi, M; Masada, M; Matsuo, N; Mizokami, T; Seki, T; Tsuchiya, T; Yoshida, T; Yoshioka, S	1
Güttler, F; Lou, H; Lykkelund, C; Niederwieser, A	1
Dhondt, JL; Farriaux, JP; Largilliere, C; Leeming, RJ; Leroux, B	1
Matalon, R	1
Atarés, M; Blau, N; Cardesa-Garcia, J; Joller, P; Niederwieser, A; Wang, M	1
Ardouin, P; Dautrevaux, M; Dhondt, JL; Farriaux, JP; Largilliere, C	1
Curtius, HC; Leupold, D; Niederwieser, A; Wang, M	1
Kapatos, G; Kaufman, S; McInnes, RR; Rizzo, WB; Schulman, JD	1
Ardouin, P; Dhondt, JL; Farriaux, JP; Hayte, JM	1
Bartholomé, K; Kaufman, S; Lee, CL; Milstien, S; Nixon, JC	1
Blau, N; Coelho, JC; Dutra-Filho, CS; Giugliani, R; Jardim, LB	1
Blau, N; Guardamagna, O; Heizmann, CW; Kierat, L; Ponzone, A; Ponzone, R; Sartore, M; Spada, M	1
Alós, T; Bel, Y; Cabello, ML; Catalá, JL; Dalmau, J; Ferré, J; García, AM; Ruiz-Vázquez, P	1
Blau, N; Heizmann, CW; Leimbacher, W; Stuhlmann, H; Thöny, B	1
Arnold, LA; Bebin, EM; Fryburg, JS; Gunasekera, RS; Hyland, K; Jacobson, RD; Rost-Ruffner, E; Trugman, JM; Wilson, WG	1
Blau, N; Laufs, S; Thöny, B	1
Dhondt, JL; Mikaeloff, Y; Pinton, F; Ponsot, G; Sevin, C	1
Bruijn, JA; Fekkes, D; Hoekstra, R; Mulder, PG; Pepplinkhuizen, L; van den Broek, WW	1
Bannink, M; Eggermont, AM; Fekkes, D; Kruit, WH; Mulder, PG; Stoter, G; Van Gool, AR; van Ojik, HH	1
Fuchs, D; Neurauter, G; Ploder, M; Roth, E; Schroecksnadel, K; Spittler, A	1
Fuchs, D; Grahmann, AV; Klieber, M; Ledochowski, M; Neurauter, G; Sperner-Unterweger, B; Zeimet, A	1
Fuchs, D; Karall, D; Neurauter, G; Scholl-Buergi, S	1
Fuchs, D; Kitchen, M; Kurz, K; Neurauter, G; Sarcletti, M; Zangerle, R	1
Bezemer, G; de Knegt, RJ; Fekkes, D; Hansen, BE; Janssen, HL; Van Gool, AR; Vrolijk, JM	1
Fuchs, D; Geisler, S; Leblhuber, F; Wissmann, P	1
Berger, K; Fuchs, D; Strasser, B	1
Cao, Z; Han, B; Liu, Y; Zhu, W; Zou, H	1
Huang, J; Lin, Y; Yan, Y; Yuan, Q	1
Burtscher, M; Fuchs, D; Gatterer, H; Geiger, D; Gostner, JM; Schauer, M; Strasser, B	1
Angeloni, A; Blau, N; Carducci, C; Chiarotti, F; Leuzzi, V; Nardecchia, F; Santagata, S; Valentini, G	1
Fuchs, D; Geisler, S; Gostner, JM; Sperner-Unterweger, B	1
Bonassi, S; Fuchs, D; Gostner, JM; Lorenzi, M; Marcos-Pérez, D; Onder, G; Strasser, B; Valdiglesias, V	1

Reviews

1 review(s) available for phenylalanine and neopterin

Article	Year
Immunometabolism in the Pathogenesis of Depressive Disorders - Therapeutic Considerations. Current topics in medicinal chemistry, 2018, Volume: 18, Issue:16 Topics: Antidepressive Agents; Depressive Disorder; Humans; Interferon-gamma; Neopterin; Phenylalanine; Tryptophan	2018

Trials

3 trial(s) available for phenylalanine and neopterin

Article	Year
Pegylated interferon-alpha2b treatment in melanoma patients: influence on amino acids, 5-hydroxyindolacetic acid and pteridine plasma concentrations. Anti-cancer drugs, 2004, Volume: 15, Issue:6 Topics: Adult; Aged; Amino Acids; Biopterins; Drug Administration Schedule; Female; Humans; Hydroxyindoleacetic Acid; Injections, Subcutaneous; Interferon alpha-2; Interferon-alpha; Male; Melanoma; Middle Aged; Neopterin; Phenylalanine; Pilot Projects; Polyethylene Glycols; Pteridines; Randomized Controlled Trials as Topic; Recombinant Proteins; Time Factors; Tryptophan; Tyrosine	2004
Effects of a caloric restriction weight loss diet on tryptophan metabolism and inflammatory biomarkers in overweight adults. European journal of nutrition, 2015, Volume: 54, Issue:1 Topics: Austria; Biomarkers; Body Mass Index; Caloric Restriction; Diet, Reducing; Female; Humans; Inflammation Mediators; Kynurenine; Leptin; Male; Middle Aged; Mood Disorders; Neopterin; Overweight; Phenylalanine; Risk; Tryptophan; Tyrosine; Weight Loss	2015
Probiotic Supplements Beneficially Affect Tryptophan-Kynurenine Metabolism and Reduce the Incidence of Upper Respiratory Tract Infections in Trained Athletes: A Randomized, Double-Blinded, Placebo-Controlled Trial. Nutrients, 2016, Nov-23, Volume: 8, Issue:11 Topics: Adult; Athletes; Austria; Biomarkers; Double-Blind Method; Female; Gastrointestinal Microbiome; Health Status; Humans; Kynurenine; Male; Neopterin; Phenylalanine; Physical Conditioning, Human; Physical Endurance; Physical Fitness; Probiotics; Respiratory Tract Infections; Risk Factors; Seasons; Time Factors; Tryptophan; Tyrosine; Young Adult	2016

Other Studies

44 other study(ies) available for phenylalanine and neopterin

Article	Year
Hyperphenylalaninemia. Neurology, 1992, Volume: 42, Issue:3 Pt 1 Topics: Alcohol Oxidoreductases; Biopterins; Blood Cell Count; Hemoglobins; Humans; Interferon-gamma; Neopterin; Phenylalanine; Phosphorus-Oxygen Lyases; Pterins	1992
Response of 6-pyruvoyl-tetrahydropterin synthase deficiency to tetrahydrobiopterin. Journal of child neurology, 1992, Volume: 7 Suppl Topics: Alcohol Oxidoreductases; Biopterins; Brain Diseases, Metabolic; Dose-Response Relationship, Drug; Female; Humans; Infant; Infant, Newborn; Male; Neopterin; Phenylalanine; Phosphorus-Oxygen Lyases	1992
Liquid-chromatographic measurement of biopterin and neopterin in serum and urine. Clinical chemistry, 1990, Volume: 36, Issue:7 Topics: Adolescent; Adult; Biopterins; Child, Preschool; Chromatography, High Pressure Liquid; Humans; Neopterin; Phenylalanine; Phenylketonurias	1990
Dihydrobiopterin synthesis defect: an adult with diurnal fluctuation of symptoms. Neurology, 1987, Volume: 37, Issue:3 Topics: Adult; Alcohol Oxidoreductases; Amino Acid Metabolism, Inborn Errors; Biopterins; Circadian Rhythm; Homovanillic Acid; Humans; Hydroxyindoleacetic Acid; Male; Neopterin; Phenylalanine	1987
Neurological deterioration in adult phenylketonuria. Journal of inherited metabolic disease, 1989, Volume: 12, Issue:4 Topics: Adolescent; Adult; Biogenic Amines; Biopterins; Brain; Diet Therapy; Humans; Magnetic Resonance Imaging; Male; Muscle Spasticity; Neopterin; Phenylalanine; Phenylketonurias; Seizures	1989
Successful long term therapy of biopterin deficiency. Journal of inherited metabolic disease, 1987, Volume: 10, Issue:3 Topics: 5-Hydroxytryptophan; Biopterins; Carbidopa; Dihydropteridine Reductase; Female; Humans; Infant, Newborn; Levodopa; Liver; Neopterin; Phenylalanine; Phenylalanine Hydroxylase	1987
Neonatal hyperphenylalaninaemia presumably caused by a new variant of biopterin synthetase deficiency. European journal of pediatrics, 1988, Volume: 147, Issue:2 Topics: Biogenic Amines; Biopterins; Humans; Infant, Newborn; Male; Metabolism, Inborn Errors; Neopterin; Phenylalanine	1988
Prenatal diagnosis of "dihydrobiopterin synthetase" deficiency, a variant form of phenylketonuria. European journal of pediatrics, 1986, Volume: 145, Issue:3 Topics: Alcohol Oxidoreductases; Amniocentesis; Amniotic Fluid; Biopterins; Child, Preschool; Female; Humans; Infant; Male; Neopterin; Phenylalanine; Phenylketonurias; Phosphorus-Oxygen Lyases; Pregnancy; Prenatal Diagnosis; Tyrosine	1986
Guanosine triphosphate cyclohydrolase I deficiency: early diagnosis by routine urine pteridine screening. Pediatrics, 1987, Volume: 79, Issue:3 Topics: Aminohydrolases; Biopterins; Chromatography, High Pressure Liquid; Diagnosis, Differential; GTP Cyclohydrolase; Humans; Infant, Newborn; Liver; Male; Neopterin; Phenylalanine; Phenylketonurias; Pteridines	1987
[Evaluation of 6-years' experience of screening for hyperphenylalaninemia caused by cofactor deficiency]. Archives francaises de pediatrie, 1986, Volume: 43, Issue:10 Topics: Biopterins; Humans; Infant; Infant, Newborn; Mass Screening; Neopterin; Phenylalanine	1986
Neonatal hyperphenylalaninemia presumably caused by guanosine triphosphate-cyclohydrolase deficiency. The Journal of pediatrics, 1985, Volume: 106, Issue:6 Topics: Aminohydrolases; Biopterins; GTP Cyclohydrolase; Humans; Infant, Newborn; Leukocyte Count; Liver; Male; Neopterin; Phenylalanine; Pteridines; Pterins; T-Lymphocytes	1985
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. Journal of inherited metabolic disease, 1985, Volume: 8 Suppl 2 Topics: Administration, Oral; Biopterins; Child; Female; Humans; Neopterin; Phenylalanine; Pteridines; Tyrosine	1985
Liver enzyme activities in hyperphenylalaninaemia due to a defective synthesis of tetrahydrobiopterin. Journal of inherited metabolic disease, 1985, Volume: 8, Issue:2 Topics: Alcohol Oxidoreductases; Amino Acid Metabolism, Inborn Errors; Biopterins; Humans; Liver; Neopterin; Phenylalanine; Pterins	1985
Transient hyperphenylalaninaemia with a high neopterin to biopterin ratio in urine. Journal of inherited metabolic disease, 1985, Volume: 8, Issue:3 Topics: Alcohol Oxidoreductases; Amino Acid Metabolism, Inborn Errors; Biopterins; Female; Humans; Infant, Newborn; Neopterin; Phenylalanine; Remission, Spontaneous	1985
Biopterin synthesis defects: problems in diagnosis. Pediatrics, 1984, Volume: 74, Issue:6 Topics: Biopterins; Diet; Female; Humans; Infant, Newborn; Metabolism, Inborn Errors; Neopterin; Neurotransmitter Agents; Phenylalanine; Pteridines	1984
Differential diagnosis of variant forms of hyperphenylalaninaemia by urinary pterins. Journal of inherited metabolic disease, 1983, Volume: 6, Issue:3 Topics: Adolescent; Biopterins; Child; Child, Preschool; Chromatography, High Pressure Liquid; Diagnosis, Differential; Dihydropteridine Reductase; Humans; Infant; Neopterin; Phenylalanine; Phenylketonurias; Pterins	1983
A defective enzyme in hyperphenylalaninaemia due to biopterin deficiency. Journal of inherited metabolic disease, 1983, Volume: 6, Issue:3 Topics: Adolescent; Adult; Alcohol Oxidoreductases; Biopterins; Child; Child, Preschool; Erythrocytes; Female; Humans; Infant; Infant, Newborn; Male; Middle Aged; Multienzyme Complexes; Neopterin; Phenylalanine; Pteridines	1983
Combined tetrahydrobiopterin-phenylalanine loading test in the detection of partially defective biopterin synthesis. European journal of pediatrics, 1984, Volume: 142, Issue:2 Topics: Adolescent; Amino Acid Metabolism, Inborn Errors; Biopterins; Child; Child, Preschool; Electroencephalography; Female; Humans; Neopterin; Phenylalanine; Pteridines	1984
Dihydrobiopterin biosynthesis deficiency. European journal of pediatrics, 1983, Volume: 141, Issue:2 Topics: Biopterins; Female; Humans; Infant; Infant, Newborn; Metabolism, Inborn Errors; Neopterin; Phenylalanine; Pteridines	1983
Current status of biopterin screening. The Journal of pediatrics, 1984, Volume: 104, Issue:4 Topics: Biopterins; Chromatography, High Pressure Liquid; Humans; Infant; Infant, Newborn; Mass Screening; Neopterin; Phenylalanine; Phenylketonurias; Pteridines	1984
GTP cyclohydrolase I deficiency, a new enzyme defect causing hyperphenylalaninemia with neopterin, biopterin, dopamine, and serotonin deficiencies and muscular hypotonia. European journal of pediatrics, 1984, Volume: 141, Issue:4 Topics: Adolescent; Aminohydrolases; Biopterins; Child; Child, Preschool; Dopamine; Female; GTP Cyclohydrolase; Humans; Infant; Liver; Metabolism, Inborn Errors; Muscle Hypotonia; Neopterin; Phenylalanine; Pteridines; Serotonin	1984
Pterin metabolism in normal subjects and hyperphenylalaninaemic patients. Journal of inherited metabolic disease, 1981, Volume: 4, Issue:2 Topics: Adult; Alcohol Oxidoreductases; Biopterins; Child; Child, Preschool; Chromatography, High Pressure Liquid; Humans; Infant; NADH, NADPH Oxidoreductases; Neopterin; Phenylalanine; Phenylketonurias; Pteridines; Pterins; Xanthopterin	1981
Atypical phenylketonuria with defective biopterin metabolism. Monotherapy with tetrahydrobiopterin or sepiapterin, screening and study of biosynthesis in man. European journal of pediatrics, 1982, Volume: 138, Issue:2 Topics: Biopterins; Child, Preschool; Female; Humans; Neopterin; Phenylalanine; Phenylketonurias; Pteridines; Pterins; Serotonin	1982
Use of tetrahydropterins in the treatment of hyperphenylalaninemia due to defective synthesis of tetrahydrobiopterin: evidence that peripherally administered tetrahydropterins enter the brain. Pediatrics, 1982, Volume: 70, Issue:3 Topics: Biopterins; Brain; Child; Child, Preschool; Female; Humans; Male; Neopterin; Phenylalanine; Phenylketonurias; Pteridines; Pterins	1982
Developmental aspects of pteridine metabolism and relationships with phenylalanine metabolism. Clinica chimica acta; international journal of clinical chemistry, 1981, Oct-26, Volume: 116, Issue:2 Topics: Adolescent; Adult; Aging; Amniotic Fluid; Animals; Biopterins; Child; Child, Preschool; Female; Humans; Infant; Infant, Newborn; Male; Neopterin; Phenylalanine; Phenylketonurias; Pregnancy; Pteridines; Rats; Rats, Inbred Strains	1981
Neopterin and biopterin levels in patients with atypical forms of phenylketonuria. Journal of neurochemistry, 1980, Volume: 35, Issue:4 Topics: Amino Acid Metabolism, Inborn Errors; Biopterins; Chromatography, High Pressure Liquid; Humans; Liver; Neopterin; Phenylalanine; Phenylketonurias; Pteridines	1980
Possible high frequency of tetrahydrobiopterin deficiency in south Brazil. Journal of inherited metabolic disease, 1994, Volume: 17, Issue:2 Topics: Amino Acid Metabolism, Inborn Errors; Biopterins; Brazil; Child; Child, Preschool; Humans; Neopterin; Phenylalanine; White People	1994
Hyperphenylalaninemia and pterin metabolism in serum and erythrocytes. Clinica chimica acta; international journal of clinical chemistry, 1993, Jul-16, Volume: 216, Issue:1-2 Topics: Alcohol Oxidoreductases; Biopterins; Erythrocytes; Female; Half-Life; Humans; Kinetics; Male; Neopterin; Phenylalanine; Phenylketonurias; Phosphorus-Oxygen Lyases; Pterins	1993
Improved identification of heterozygotes for phenylketonuria using blood neopterin and biopterin. Journal of inherited metabolic disease, 1993, Volume: 16, Issue:2 Topics: Adult; Biopterins; Female; Genetic Carrier Screening; Humans; Male; Neopterin; Phenylalanine; Phenylketonurias; Tyrosine	1993
Retrovirus-mediated gene transfer of 6-pyruvoyl-tetrahydropterin synthase corrects tetrahydrobiopterin deficiency in fibroblasts from hyperphenylalaninemic patients. Human gene therapy, 1996, Aug-20, Volume: 7, Issue:13 Topics: Alcohol Oxidoreductases; beta-Galactosidase; Biopterins; Blotting, Western; Cytokines; Fibroblasts; Gene Transfer Techniques; Genes, Reporter; Genetic Diseases, Inborn; Genetic Therapy; Genetic Vectors; Humans; Neopterin; Phenylalanine; Phosphorus-Oxygen Lyases; Retroviridae; Transfection	1996
Oral phenylalanine loading in dopa-responsive dystonia: a possible diagnostic test. Neurology, 1997, Volume: 48, Issue:5 Topics: Administration, Oral; Adolescent; Adult; Aged; Aged, 80 and over; Aging; Biopterins; Child, Preschool; Dihydroxyphenylalanine; Dopamine Agents; Dystonia; Female; Humans; Male; Middle Aged; Neopterin; Osmolar Concentration; Phenylalanine; Time Factors; Tyrosine	1997
Retrovirus-mediated double transduction of the GTPCH and PTPS genes allows 6-pyruvoyltetrahydropterin synthase-deficient human fibroblasts to synthesize and release tetrahydrobiopterin. Journal of neurochemistry, 1998, Volume: 71, Issue:1 Topics: Animals; Biopterins; COS Cells; Culture Media; Fibroblasts; Gene Expression Regulation, Enzymologic; Gene Expression Regulation, Viral; Gene Transfer Techniques; GTP Cyclohydrolase; Humans; Mutation; Neopterin; Neurotransmitter Agents; Phenylalanine; Phosphorus-Oxygen Lyases; Pterins; Retroviridae; Skin	1998
[Progressive convulsive encephalopathy: considering a abnormality of biopterin metabolism]. Archives de pediatrie : organe officiel de la Societe francaise de pediatrie, 1999, Volume: 6, Issue:7 Topics: 5-Hydroxytryptophan; Algeria; Anticonvulsants; Biopterins; Brain; Child, Preschool; Consanguinity; Developmental Disabilities; Diet Therapy; Epilepsy; France; Humans; Levodopa; Magnetic Resonance Imaging; Male; Neopterin; Phenylalanine; Phenylketonurias	1999
Effect of electroconvulsive therapy on biopterin and large neutral amino acids in severe, medication-resistant depression. Psychiatry research, 2001, Sep-20, Volume: 103, Issue:2-3 Topics: Adult; Aged; Amino Acids, Neutral; Biopterins; Depressive Disorder, Major; Electroconvulsive Therapy; Female; Humans; Isoleucine; Leucine; Male; Middle Aged; Neopterin; Phenylalanine; Psychiatric Status Rating Scales; Psychotic Disorders; Reference Values; Treatment Outcome; Tryptophan; Tyrosine; Valine	2001
Serum phenylalanine in patients post trauma and with sepsis correlate to neopterin concentrations. Amino acids, 2008, Volume: 35, Issue:2 Topics: Adult; Aged; Biopterins; Female; Follow-Up Studies; Humans; Male; Middle Aged; Molecular Structure; Neopterin; Oxidative Stress; Phenylalanine; Phenylalanine Hydroxylase; Reproducibility of Results; Sepsis; Tyrosine; Wounds and Injuries	2008
Serum phenylalanine concentrations in patients with ovarian carcinoma correlate with concentrations of immune activation markers and of isoprostane-8. Cancer letters, 2008, Dec-08, Volume: 272, Issue:1 Topics: Biomarkers; Biomarkers, Tumor; Cystadenocarcinoma; Endometrial Neoplasms; Female; HIV Infections; Humans; Isoprostanes; Lymphocyte Activation; Neoplasm Staging; Neopterin; Ovarian Neoplasms; Oxidative Stress; Phenylalanine; Receptors, Tumor Necrosis Factor, Type II; Sepsis; Tyrosine; Uterine Neoplasms	2008
Serum phenylalanine concentrations in patients post trauma and burn correlate to neopterin concentrations. Journal of inherited metabolic disease, 2009, Volume: 32, Issue:4 Topics: Biomarkers; Burns; Humans; Immunity, Cellular; Neopterin; Osmolar Concentration; Phenylalanine; Wounds and Injuries	2009
Increased blood phenylalanine to tyrosine ratio in HIV-1 infection and correction following effective antiretroviral therapy. Brain, behavior, and immunity, 2010, Volume: 24, Issue:3 Topics: Aged; Antiretroviral Therapy, Highly Active; CD4-Positive T-Lymphocytes; Female; HIV Infections; HIV-1; Humans; Lymphocyte Count; Male; Middle Aged; Neopterin; Phenylalanine; Phenylalanine Hydroxylase; RNA, Viral; Tyrosine	2010
Psychiatric side effects and fluctuations in serotonergic parameters in the treatment of chronic hepatitis C infection. Neuropsychobiology, 2012, Volume: 65, Issue:3 Topics: Adult; Antiviral Agents; Chromatography, High Pressure Liquid; Female; Hepatitis C, Chronic; Humans; Interferon-alpha; Male; Middle Aged; Mood Disorders; Neopterin; Phenylalanine; Polyethylene Glycols; Prolactin; Psychometrics; Recombinant Proteins; Serotonin; Statistics, Nonparametric; Time Factors; Tyrosine	2012
Immune activation in patients with Alzheimer's disease is associated with high serum phenylalanine concentrations. Journal of the neurological sciences, 2013, Jun-15, Volume: 329, Issue:1-2 Topics: Aged; Aged, 80 and over; Alzheimer Disease; Cognition Disorders; Enzyme-Linked Immunosorbent Assay; Female; Humans; Kynurenine; Male; Middle Aged; Neopterin; Neuropsychological Tests; Phenylalanine; Psychiatric Status Rating Scales; Single-Blind Method; Statistics, Nonparametric; Tyrosine	2013
Diagnosis, treatment and follow-up of patients with tetrahydrobiopterin deficiency in Shandong province, China. Brain & development, 2015, Volume: 37, Issue:6 Topics: 5-Hydroxytryptophan; Biopterins; Child, Preschool; China; Follow-Up Studies; Genotype; Humans; Infant; Infant, Newborn; Intelligence Tests; Levodopa; Mutation; Neopterin; Phenylalanine; Phenylketonurias; Treatment Outcome	2015
Production of tyrosine through phenylalanine hydroxylation bypasses the intrinsic feedback inhibition in Escherichia coli. Journal of industrial microbiology & biotechnology, 2015, Volume: 42, Issue:4 Topics: Biosynthetic Pathways; Escherichia coli; Feedback, Physiological; Hydroxylation; Metabolic Engineering; Neopterin; Phenylalanine; Phenylalanine Hydroxylase; Shikimic Acid; Tyrosine; Xanthomonas campestris	2015
Altered tetrahydrobiopterin metabolism in patients with phenylalanine hydroxylase deficiency. European journal of pediatrics, 2017, Volume: 176, Issue:7 Topics: Adolescent; Adult; Biomarkers; Biopterins; Case-Control Studies; Child; Child, Preschool; Female; Humans; Infant; Infant, Newborn; Longitudinal Studies; Male; Multivariate Analysis; Neopterin; Phenylalanine; Phenylketonurias; Retrospective Studies; Tyrosine; Young Adult	2017
Immunological alterations in frail older adults: A cross sectional study. Experimental gerontology, 2018, 10-02, Volume: 112 Topics: Aged; Aged, 80 and over; Biomarkers; C-Reactive Protein; Cross-Sectional Studies; Female; Frail Elderly; Frailty; Humans; Kynurenine; Logistic Models; Male; Multivariate Analysis; Neopterin; Phenylalanine; Reproducibility of Results; Tryptophan	2018