Results 1 to 10 of about 37,946 (231)

Inhibition of Xanthine Oxidase by Flavonoids [PDF]

open access: yesBioscience, Biotechnology and Biochemistry, 1999
Various dietary flavonoids were evaluated in vitro for their inhibitory effect on xanthine oxidase, which has been implicated in oxidative injury to tissue by ischemia-reperfusion. Xanthine oxidase activity was determined by directly measuring uric acid formation by HPLC.
Akihiko Nagao, Nagao Akihiko
exaly   +3 more sources

The mechanism and significance of the conversion of xanthine dehydrogenase to xanthine oxidase in mammalian secretory gland cells

open access: yesRedox Biology, 2023
The conversion of xanthine dehydrogenase (XDH) to xanthine oxidase (XO) occurs only in mammalian species. In fresh bovine milk, the enzyme exists predominantly as the oxidase form, in contrast to various normal organs where it is found primarily as the ...
Teruo Kusano   +2 more
exaly   +3 more sources

Mechanism of xanthine oxidase in flap ischemia-reperfusion injury and advances in targeted therapy: a mini review [PDF]

open access: yesFrontiers in Physiology
Ischemia-reperfusion injury in flaps refers to a cascade of pathophysiological reactions that aggravate tissue damage or even cause necrosis. During the period of ischemia followed by restored blood reperfusion, a burst of reactive oxygen species is ...
Weidong Jia, Xin Wei, Xu Gong
doaj   +2 more sources

TISSUE DISTRIBUTION OF THE MOLYBDENUM HYDROXYLASES, ALDEHYDE OXIDASE AND XANTHINE OXIDASE, IN NAJDI SHEEP [PDF]

open access: yesAssiut Veterinary Medical Journal, 2005
The Activity of the molybdenum hydroxylases, aldehyde oxidase and xanthine oxidase were determined in ammonium sulfate fractions prepared from sheep liver, kidney, lung, small intestines, spleen and heart. In all examined tissues, aldehyde oxidase levels
YOUSUF ABDULMALIK AL-TAYIB
doaj   +1 more source

Characterization of xanthine oxidase inhibitory activities of phenols from pickled radish with molecular simulation

open access: yesFood Chemistry: X, 2022
Pickled radish is a general source of natural bioactive compounds that include phenols. Here, we used molecular docking, fluorescence quenching, circular dichroism spectroscopy and molecular dynamics simulations to identify potential inhibitors against ...
Xiaoze Liu   +7 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

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

Inhibitory effects of xanthine oxidase inhibitor, topiroxostat, on development of neuropathy in db/db mice

open access: yesNeurobiology of Disease, 2021
Inflammation and oxidative stress contribute to the pathophysiology of diabetic neuropathy. According to recent evidence, the modulation of macrophage polarization in peripheral nerves represents a potential therapeutic target for diabetic neuropathy ...
Kazuhisa Takahashi   +9 more
doaj   +1 more source

Bioactivity-guided Isolation and Identification of Xanthine Oxidase Inhibitors from Morus alba Bark [PDF]

open access: yesJournal of Advanced Pharmacy Research, 2020
Objectives: The objective of this research was isolation and evaluation of xanthine oxidase inhibitory effects of isolated substances from mulberry bark (Morus alba L.).
Hang Nguyen   +3 more
doaj   +1 more source

Chemical Comparison and Identification of Xanthine Oxidase Inhibitors of Dioscoreae Hypoglaucae Rhizoma and Dioscoreae Spongiosae Rhizoma by Chemometric Analysis and Spectrum–Effect Relationship

open access: yesMolecules, 2023
Dioscoreae hypoglaucae Rhizoma (DH) and Dioscoreae spongiosae Rhizoma (DS) are two similar Chinese herbal medicines derived from the Dioscorea family. DH and DS have been used as medicines in China and other Asian countries for a long time, but study on ...
Guo Rui   +6 more
doaj   +1 more source

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