Results 21 to 30 of about 5,435 (148)

Exploring the scope of DBU-promoted amidations of 7-carboxymethyl-pterin [PDF]

open access: yes, 2020
Pteridines are an important heterocycle often used in the development of pharmaceutically relevant compounds, and in the field of supramolecular chemistry.
Bockman, Anna
core   +1 more source

First Synthesis of a Representative, Natural Pterin Glycoside: 2’-O-(α-D-Glucopyranosyl)biopterin [PDF]

open access: yes, 2009
Glycosylation of N(2)-(N,N-dimethylaminomethylene)-1’-O-(4-methoxybenzyl)-3-[2-(4-nitrophenyl) ethyl]biopterin (14) with the novel donor 4,6-di-O-acetyl-2,3-di-O-(4-methoxybenzyl)-α-D-glucopyranosyl bromide (19) in the presence of silver triflate and ...
Hanaya, Tadashi   +2 more
core  

Electron paramagnetic resonance characterization of tetrahydrobiopterin radical formation in bacterial nitric oxide synthase compared to mammalian nitric oxide synthase. [PDF]

open access: yes, 2012
International audienceH(4)B is an essential catalytic cofactor of the mNOSs. It acts as an electron donor and activates the ferrous heme-oxygen complex intermediate during Arg oxidation (first step) and NOHA oxidation (second step) leading to nitric ...
Brunel, Albane   +2 more
core   +3 more sources

Assessment of Metabolic Parameters For Autism Spectrum Disorders [PDF]

open access: yes, 2009
Autism is a brain development disorder that first appears during infancy or childhood, and generally follows a steady course without remission. Impairments result from maturation-related changes in various systems of the brain.
Ghosh, S   +4 more
core  

Molecular analysis of PKU-associated PAH mutations: a fast and simple genotyping test [PDF]

open access: yes, 2018
: Neonatal screening for phenylketonuria (PKU, OMIM: 261600) was introduced at the end of the 1960s. We developed a rapid and simple molecular test for the most frequent phenylalanine hydroxylase (PAH, Gene ID: 5053) mutations.
Antonio Angeloni   +9 more
core   +1 more source

The Leishmania donovani LD1 locus gene ORFG encodes a biopterin transporter (BT1) [PDF]

open access: yes, 1999
We have previously described two genes, ORFF and ORFG, from the LD1 locus near one telomere of chromosome 35, which are frequently amplified in Leishmania isolates.
Beverley, Stephen M.   +7 more
core   +1 more source

Synthesis of 6β-N(5)-Methyl-5,6,7,8-tetrahydro-L-biopterin [PDF]

open access: yes, 2017
Summary 6β-N(5)-methyl-5.6J,8-tetrahydro-L-biopterin·2 HC1. a new derivate of biological interest, was synthesized from 6β-5,6,7,8-tetrahydro-L-biopteril·2 HC1 and characterized.
Bosshard, Rene   +2 more
core  

Disorders of biopterin metabolism [PDF]

open access: yesJournal of Inherited Metabolic Disease, 2009
SummaryDefects in the metabolism or regeneration of tetrahydrobiopterin (BH4) were initially discovered in patients with hyperphenylalaninaemia who had progressive neurological deterioration despite optimal metabolic control (malignant hyperphenylalaninaemia).
openaire   +4 more sources

Tetrahydrobiopterin Deficiency: From Phenotype to Genotype [PDF]

open access: yes, 2017
As a result of the selective screening worldwide during the last 18 years, approximately 250 patients with tetrahydrobiopterin deficiency were discovered.
Blau, Nenad   +3 more
core  

Isolation and culture of murine bone marrow-derived macrophages for nitric oxide and redox biology [PDF]

open access: yes, 2020
Macrophages are mononuclear phagocytes derived from haematopoietic progenitors that are widely distributed throughout the body. These cells participate in both innate and adaptive immune responses and lie central to the processes of inflammation ...
Andrew Shaw   +37 more
core   +1 more source

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