Results 21 to 30 of about 51,129 (240)

Structure, expression, and mutation of the hypoxanthine phosphoribosyltransferase gene.

open access: greenProceedings of the National Academy of Sciences of the United States of America, 1984
David W. Melton   +3 more
openalex   +3 more sources

Research Advances in Purine Phosphoribosyltransferases of Protozoan Parasites

open access: yesGuangdong nongye kexue, 2023
Parasitic protozoa are single-celled organisms that have adapted to live in cells of humans and animals. The protozoan parasites include Leishmania spp., Trypanosoma spp., Plasmodium spp., Toxoplasma gondii, Cryptosporidium spp., and Eimeria spp., which ...
Zhihui YU   +7 more
doaj   +1 more source

Analysis of parameters of purine metabolism in patients with diabetes mellitus type 2

open access: yesMedičnì Perspektivi, 2023
The aim of this research is to comprehensively analyze the current state of purine metabolism as well as assess its features in patients with diabetes mellitus type 2, taking into account the clinical and metabolic polymorphism of the disease.
A.O. Chernyaeva   +2 more
doaj   +1 more source

Targeted Knock-in of Transgenes into the CHO Cell Genome Using CRISPR-mediated Integration Systems [PDF]

open access: yesMATEC Web of Conferences, 2021
Biopharmaceutical proteins are usually produced by culturing recombinant Chinese hamster ovary (CHO) cells. High producer cell lines are screened from transfected cells with random integration of target genes. Since transgene expression is susceptible to
Iwao Ryusei   +4 more
doaj   +1 more source

Allopurinol Treatment Improves Cognitive Skills, Adaptive Behavior, and Biochemical Markers in Young Patients With Adenylosuccinate Lyase Deficiency. [PDF]

open access: yesJ Inherit Metab Dis
ABSTRACT Adenylosuccinate lyase deficiency (ADSLD) is a rare neurological disorder characterized by psychomotor retardation, autistic behaviors, and seizures, with no specific treatment available. ADSL catalyzes the transformation of succinylaminoimidazole carboxamide ribotide (SAICAr) to AICAR, and succinyl‐AMP (S‐AMP) to AMP.
Rousselot-Pailley B   +12 more
europepmc   +2 more sources

PRTFDC1 is a genetic modifier of HPRT-deficiency in the mouse. [PDF]

open access: yesPLoS ONE, 2011
Lesch-Nyhan disease (LND) is a severe X-linked neurological disorder caused by a deficiency of hypoxanthine phosphoribosyltransferase (HPRT). In contrast, HPRT-deficiency in the mouse does not result in the profound phenotypes such as self-injurious ...
Alaine C Keebaugh   +6 more
doaj   +1 more source

Normal Uricemia in Lesch–Nyhan Syndrome and the Association with Pulmonary Embolism in a Young Child—A Case Report and Literature Review

open access: yesPediatrics and Neonatology, 2014
Deficiency of hypoxanthine phosphoribosyltransferase activity is a rare inborn error of purine metabolism with subsequent uric acid overproduction and neurologic presentations.
Jeng-Dau Tsai   +5 more
doaj   +1 more source

Metabolic engineering of the purine biosynthetic pathway in Corynebacterium glutamicum results in increased intracellular pool sizes of IMP and hypoxanthine [PDF]

open access: yes, 2012
Background: Purine nucleotides exhibit various functions in cellular metabolism. Besides serving as building blocks for nucleic acid synthesis, they participate in signaling pathways and energy metabolism.
Barduhn, Tobias   +5 more
core   +1 more source

Association between Cigarette Smoking and Hypoxanthine Guanine Phosphoribosyltransferase Activity

open access: yesKaohsiung Journal of Medical Sciences, 2005
The aim of this study was to investigate the association between smoking behavior and hypoxanthine guanine phosphoribosyltransferase (HGPRT) activity. A cross-sectional study was performed of 82 men, including 38 non-smokers and 44 smokers.
Shun-Jen Chang   +4 more
doaj   +1 more source

Identification of a new lesch-nyhan syndrome mutation (HPRT BRASIL) and analysis of potentially heterozygous females [PDF]

open access: yesArquivos de Neuro-Psiquiatria, 1999
The mutation in the hypoxanthine-guanine phosphoribosyltransferase (HPRT) gene has been determined in two brothers affected with Lesch-Nyhan syndrome. Female members of the family who are at risk for being heterozygous carriers of the HPRT mutation were ...
PATRICK O'NEILL   +10 more
doaj   +1 more source

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