Results 31 to 40 of about 51,129 (240)

Modulation of host glutamine anabolism enhances the sensitivity of small cell lung cancer to chemotherapy

open access: yesCell Reports, 2023
Summary: Small cell lung cancer (SCLC) is one of the deadliest human cancers, with a 5-year survival rate of ∼7%. Here, we performed a targeted proteomics analysis of human SCLC samples and thereby identified hypoxanthine phosphoribosyltransferase 1 ...
Manabu Kodama   +25 more
doaj   +1 more source

Reduced levels of dopamine and altered metabolism in brains of HPRT knock-out rats: a new rodent model of Lesch-Nyhan Disease [PDF]

open access: yes, 2016
Lesch-Nyhan disease (LND) is a severe neurological disorder caused by loss-of-function mutations in the gene encoding hypoxanthine phosphoribosyltransferase (HPRT), an enzyme required for efficient recycling of purine nucleotides.
AM Geurts   +45 more
core   +3 more sources

Biomarkers of selenium status in dogs [PDF]

open access: yes, 2016
Background: Inadequate dietary selenium (Se) intake in humans and animals can lead to long term health problems, such as cancer. In view of the owner's desire for healthy longevity of companion animals, the impact of dietary Se provision on long term ...
Du Laing, Gijs   +5 more
core   +2 more sources

Evaluating Iso-Mukaadial Acetate and Ursolic Acid Acetate as Plasmodium falciparum Hypoxanthine-Guanine-Xanthine Phosphoribosyltransferase Inhibitors

open access: yesBiomolecules, 2019
To date, Plasmodium falciparum is one of the most lethal strains of the malaria parasite. P. falciparum lacks the required enzymes to create its own purines via the de novo pathway, thereby making Plasmodium falciparum hypoxanthine-guanine-xanthine ...
F. Opoku   +3 more
semanticscholar   +1 more source

Feeding Stimulates Sphingosine-1-Phosphate Mobilization in Mouse Hypothalamus. [PDF]

open access: yes, 2019
Previous studies have shown that the sphingolipid-derived mediator sphingosine-1-phosphate (S1P) reduces food intake by activating G protein-coupled S1P receptor-1 (S1PR1) in the hypothalamus.
Misto, Alessandra   +3 more
core   +1 more source

Thermophilic phosphoribosyltransferases Thermus thermophilus HB27 in nucleotide synthesis

open access: yesBeilstein Journal of Organic Chemistry, 2018
Phosphoribosyltransferases are the tools that allow the synthesis of nucleotide analogues using multi-enzymatic cascades. The recombinant adenine phosphoribosyltransferase (TthAPRT) and hypoxanthine phosphoribosyltransferase (TthHPRT) from Thermus ...
Ilja V. Fateev   +9 more
doaj   +1 more source

Induced pluripotent stem cells from subjects with Lesch-Nyhan disease

open access: yesScientific Reports, 2021
Lesch-Nyhan disease (LND) is an inherited disorder caused by pathogenic variants in the HPRT1 gene, which encodes the purine recycling enzyme hypoxanthine–guanine phosphoribosyltransferase (HGprt).
Diane J. Sutcliffe   +12 more
doaj   +1 more source

Apoptotic gene expression in neuropathic pain [PDF]

open access: yes, 2008
Pain initiated or caused by a primary lesion or dysfunction in the nervous system is defined as neuropathic pain. It results from direct injury to nerves in the peripheral or central nervous system and is associated with several clinical symptoms ...
Annalucia Migliozzi   +6 more
core   +2 more sources

Nucleotide precursors prevent folic acid-resistant neural tube defects in the mouse [PDF]

open access: yes, 2013
Closure of the neural tube during embryogenesis is a crucial step in development of the central nervous system. Failure of this process results in neural tube defects, including spina bifida and anencephaly, which are among the most common birth defects ...
Copp, AJ   +4 more
core   +1 more source

Increase in ethanol yield via elimination of lactate production in an ethanol-tolerant mutant of Clostridium thermocellum. [PDF]

open access: yesPLoS ONE, 2014
Large-scale production of lignocellulosic biofuel is a potential solution to sustainably meet global energy needs. One-step consolidated bioprocessing (CBP) is a potentially advantageous approach for the production of biofuels, but requires an organism ...
Ranjita Biswas   +3 more
doaj   +1 more source

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