Results 51 to 60 of about 89,320 (324)

Synthesis and hypoglycemic activity of 7-n-butyl-3-methyl-8-thioxanthine derivatives

open access: yesФармацевтичний журнал, 2018
According to the International Diabetes Federation in 2015 were registered 59.8 million patients with diabetes in Europe. Synthetic drugs are widely applied in addition to a variety of insulins to normalize blood glucose level.
M. I. Romanenko   +4 more
doaj   +1 more source

Implication of changes in xanthine oxidase activity following hemodialysis

open access: yesBMC Nephrology, 2023
Background Xanthine oxidase activity has a key role in the development of oxidative stress and progression of cardiovascular diseases. However, the change of xanthine oxidase activity following hemodialysis and its prognostic impact remain uncertain ...
Hayato Fujioka   +5 more
doaj   +1 more source

Obesity alters the fitness of peritumoral adipose tissue, exacerbating tumor invasiveness in renal cancer through the induction of ADAM12 and CYP1B1

open access: yesMolecular Oncology, EarlyView.
Tumor microenvironment drives cancer formation and progression. We analyzed the role of human cancer‐associated adipocytes from patients with renal cell carcinoma (RCC) stratified as lean, overweight, or obese. RNA‐seq demonstrated that, among the most altered genes involved in the tumor–stroma crosstalk, are ADAM12 and CYP1B1, which were proven to be ...
Sepehr Torabinejad   +13 more
wiley   +1 more source

Responsive Mn‐Ferrite Nanoparticles for Multicolor Magnetic Particle Imaging, Sensing, and Reactive Oxygen Species Degradation

open access: yesAdvanced Sensor Research, EarlyView.
Magnetic particle spectroscopy and imaging represent promising tools, particularly when combined with manganese‐ferrite nanoparticles as versatile theranostic agents. Adjusting the manganese content allows for simultaneous multi‐color tracer detection and reactive oxygen species sensing via magnetic particle spectroscopy and imaging, creating new ...
Fabian H. L. Starsich   +10 more
wiley   +1 more source

Temperature and Tautomeric Effects in High-Resolution Oxygen 1s X-ray Photoelectron Spectroscopy of Purines and Pyrimidines [PDF]

open access: yesJ. Chem. Phys. 161, 104303 (2024)
Purines and pyrimidines, crucial building blocks in biological systems, have attracted significant interest across molecular physics, biochemistry, pharmacology, and chemistry. Extensive spectroscopies have been employed for characterization, while the temperature and potential tautomeric effects can complicate the interpretation of underlying physics ...
arxiv   +1 more source

Xanthine dehydrogenase: An old enzyme with new knowledge and prospects

open access: yesBioengineered, 2016
Xanthine dehydrogenase (EC 1.17.1.4, XDH) is a typical and complex molybdenum-containing flavoprotein which has been extensively studied for over 110 years.
Cheng-Hua Wang, Chong Zhang, X. Xing
semanticscholar   +1 more source

Cost‐Effective Hierarchical Cobalt Nanostructured Laser‐Induced Graphene for Enhanced Uric Acid Detection

open access: yesAdvanced Sensor Research, EarlyView.
A one‐step electrochemical strategy is utilized to develop a flexible, enzyme‐free biosensor for the sensitive detection of uric acid (UA). The hierarchical cobalt nanostructures synergistically enhance the performance of the biosensor, resulting in a broad detection range of 5 to 700 µM with a sensitivity of 6.75 µA µM−1 cm−2 and a low detection limit
Anju Joshi, Gymama Slaughter
wiley   +1 more source

Xanthine oxidase inhibitory activity of Arcangelisia flava

open access: yesActa Biochimica Indonesiana, 2022
Background: Hyperuricemia is characterized by elevated levels of uric acid in the blood, produced from its precursor's xanthine and hypoxanthine via xanthine oxidase.
Fatmawati   +5 more
doaj   +1 more source

Dimethyl Itaconate Alleviates Escherichia coli‐Induced Endometritis Through the Guanosine‐CXCL14 Axis via Increasing the Abundance of norank_f_Muribaculaceae

open access: yesAdvanced Science, EarlyView.
The research findings indicate that dimethyl itaconate (DI) alleviates Escherichia coli (E. coli) induced endometritis by modulating the gut microbiota and enriching the abundance of norank_f_Muribaculaceae, thereby increasing the production of guanosine.
Yuhang He   +6 more
wiley   +1 more source

Effect of oxidative stress on the activity of human osteoblastic MG63 cells

open access: yes口腔疾病防治, 2017
Objective To investigate the morphology and proliferation viability in oxidative stress induced damage in human MG63 cells. Methods The MG63 cells were treated with superoxide anion (O2.⁃) produced by different con⁃ centrations of xanthine/xanthine ...
WANG Qiong
doaj   +1 more source

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