Results 11 to 20 of about 20,824 (230)

Ethnic Bridging of Sepiapterin in Chinese and Korean Populations Based on Predictions From Genetic Polymorphism of Breast Cancer Resistance Protein. [PDF]

open access: yesClin Transl Sci
ABSTRACT Ethnic differences are crucial when considering the efficacy, safety, and dose of pharmaceuticals across diverse populations. The International Council for Harmonization of Technical Requirements for Pharmaceuticals for Human Use (ICH) guideline E5 addresses the acceptability of extrapolating foreign clinical data taking ethnic factors into ...
Gao L, Smith N, Kong R.
europepmc   +2 more sources

Advances in the Microbial Synthesis of 5-Hydroxytryptophan

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
5-Hydroxytryptophan (5-HTP) plays an important role in the regulation of emotion, behavior, sleep, pain, body temperature, and other physiological functions. It is used in the treatment of depression, insomnia, migraine, and other diseases. Due to a lack
Xin-Xin Liu, Bin Zhang, Lian-Zhong Ai
doaj   +1 more source

Pretreatment cognitive and neural differences between sapropterin dihydrochloride responders and non-responders with phenylketonuria [PDF]

open access: yes, 2017
Sapropterin dihydrochloride (BH4) reduces phenylalanine (Phe) levels and improves white matter integrity in a subset of individuals with phenylketonuria (PKU) known as “responders.” Although prior research has identified biochemical and genotypic ...
Christ, Shawn E   +5 more
core   +4 more sources

TETRAHYDROBIOPTERIN BIOSYNTHESIS [PDF]

open access: yes, 1982
published
Curtius, Hans-Christoph   +3 more
openaire   +2 more sources

The International Working Group on Neurotransmitter related Disorders (iNTD): A worldwide research project focused on primary and secondary neurotransmitter disorders [PDF]

open access: yes, 2016
INTRODUCTION: Neurotransmitters are chemical messengers that enable communication between the neurons in the synaptic cleft. Inborn errors of neurotransmitter biosynthesis, breakdown and transport are a group of very rare neurometabolic diseases ...
Cortès-Saladelafont, Elisenda   +17 more
core   +1 more source

Tetrahydrobiopterin in biomedical research [PDF]

open access: yesJournal of Inherited Metabolic Disease, 2009
Tetrahydrobiopterin (BH4) is an endogenously synthesized cofactor, required for various enzyme activities and for some less well-defined functions. It is also required at the cellular level. The known enzymes that depend on BH4 are phenylalanine hydroxylase (PAH), tyrosine hydroxylase, tryptophan hydroxylases 1 and 2, all three types of nitric oxide ...
Blau, Nenad, Thöny, Beat
openaire   +4 more sources

A Comparison of Sepiapterin and Tetrahydrobiopterin Uptake by BRL2H3 Cells

open access: yesPteridines, 1996
Cellular uptake of sepiapterin and tetrahydrobiopterin was compared quantitatively with RBL2H3 cells in culture. RBL2H3 is a mast cell line and has the ability to synthesize serotonin.
Yamamoto Kazumasa   +3 more
doaj   +1 more source

Tetrahydrobiopterin in antenatal brain hypoxia-ischemia-induced motor impairments and cerebral palsy

open access: yesRedox Biology, 2017
Antenatal brain hypoxia-ischemia, which occurs in cerebral palsy, is considered a significant cause of motor impairments in children. The mechanisms by which antenatal hypoxia-ischemia causes brain injury and motor deficits still need to be elucidated ...
Jeannette Vasquez-Vivar   +4 more
doaj   +1 more source

Examining the role of insulin in the regulation of cardiovascular health [PDF]

open access: yes, 2013
A substantial body of evidence has reported that insulin has direct actions on the cardiovascular system independent of its systemic effects on plasma glucose or lipids.
Salt, Ian P.
core   +1 more source

Mutationen im PTS-Gen und mögliche Auswirkungen auf Funktion und Struktur der 6-Pyruvoyl-Tetrahydropterin-Synthase [PDF]

open access: yes, 2002
Background: Research on Juvenile Idiopathic Arthritis (JIA) should support patients, caregivers/parents (carers) and clinicians to make important decisions in the consulting room and eventually to improve the lives of patients with JIA.
Preuße, Friedrich-Alexander   +1 more
core   +9 more sources

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