Results 21 to 30 of about 1,677,689 (317)

Liver microsomal epoxide hydrase. [PDF]

open access: yesJournal of Biological Chemistry, 1977
1. The substrate specificity of membrane-bound and purified epoxide hydrase from rat liver microsomes has been studied. Both enzyme preparations catalyzed the hydration of a variety of alkene oxidase as well as arene oxides of several polycyclic aromatic hydrocarbons. 2. Unlike the membrane-bound enzyme, the rate of hydration for most of the substrates
D M Jerina, Anthony Y.H. Lu, W Levin
openaire   +2 more sources

Studies on the hyperplasia ('regeneration') of the rat liver following partial hepatectomy. Changes in lipid peroxidation and general biochemical aspects [PDF]

open access: yes, 1990
Using the experimental model of partial hepatectomy in the rat, we have examined the relationship between cell division and lipid peroxidation activity. In rats entrained to a regime of 12 h light/12 h dark and with a fixed 8 h feeding period in the dark
Benedetto, C   +9 more
core   +2 more sources

Characterization of the metabolism of eupalinolide A and B by carboxylesterase and cytochrome P450 in human liver microsomes

open access: yesFrontiers in Pharmacology, 2023
Eupalinolide A (EA; Z-configuration) and eupalinolide B (EB; E-configuration) are bioactive cis-trans isomers isolated from Eupatorii Lindleyani Herba that exert anti-inflammatory and antitumor effects.
Yingzi Li   +8 more
doaj   +1 more source

Metabolism and Metabolic Inhibition of Xanthotoxol in Human Liver Microsomes [PDF]

open access: yes, 2016
Cytochrome p450 (CYP450) enzymes are predominantly involved in Phase I metabolism of xenobiotics. In this study, the CYP450 isoforms involved in xanthotoxol metabolism were identified using recombinant CYP450s.
Cai, Jiqun   +5 more
core   +12 more sources

Species Differences in Stereoselective Pharmacokinetics of HSG4112, A New Anti-Obesity Agent

open access: yesPharmaceutics, 2020
HSG4112, a racemic drug, is a new anti-obesity agent. In this study, the stereoselective pharmacokinetics of HSG4112 were investigated in rats and dogs, and the underlying mechanism was investigated. The plasma concentrations of HSG4112(S) and HSG4112(R)
In Yong Bae   +5 more
doaj   +1 more source

In Vitro Metabolism of Donepezil in Liver Microsomes Using Non-Targeted Metabolomics

open access: yesPharmaceutics, 2021
Donepezil is a reversible acetylcholinesterase inhibitor that is currently the most commonly prescribed drug for the treatment of Alzheimer’s disease. In general, donepezil is known as a safe and well-tolerated drug, and it was not associated with liver ...
Sin-Eun Kim   +9 more
doaj   +1 more source

Characterization of porcine hepatic and intestinal drug metabolizing CYP450 : comparison with human orthologues from a quantitative, activity and selectivity perspective [PDF]

open access: yes, 2019
Over the past two decades, the pig has gained attention as a potential model for human drug metabolism. Cytochrome P450 enzymes (CYP450), a superfamily of biotransformation enzymes, are pivotal in drug metabolism.
Croubels, Siska   +7 more
core   +1 more source

DNA adducts in fish following an oil spill exposure [PDF]

open access: yes, 2006
On 12 December 1999, one third of the load of the Erika tanker, amounting to about 10,000 t crude oil flowed into sea waters close to the French Atlantic Coast.
A. Amat   +36 more
core   +1 more source

In vitro modulatory effects of Terminalia arjuna, arjunic acid, arjunetin and arjungenin on CYP3A4, CYP2D6 and CYP2C9 enzyme activity in human liver microsomes

open access: yesToxicology Reports, 2015
Terminalia arjuna is a tree having an extensive medicinal potential in cardiovascular disorders. Triterpenoids are mainly responsible for cardiovascular properties. Alcoholic and aqueous bark extracts of T.
Alice Varghese   +3 more
doaj   +1 more source

Characterization of the human omega-oxidation pathway for omega-hydroxy-very-long-chain fatty acids [PDF]

open access: yes, 2008
Very-long-chain fatty acids (VLCFAs) have long been known to be degraded exclusively in peroxisomes via beta-oxidation. A defect in peroxisomal beta-oxidation results in elevated levels of VLCFAs and is associated with the most frequent inherited ...
Dacremont, Georges   +4 more
core   +2 more sources

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