Results 31 to 40 of about 174,785 (211)

Influence of cytochrome P450 and glutathione S transferase polymorphisms on response to nilotinib therapy among chronic myeloidleukemia patients from Pakistan

open access: yesBMC Cancer, 2022
Background Cytochrome P450 (CYP) and glutathione S transferases (GSTs) are important biotransforming enzymes responsible for detoxification of anticancer drugs and carcinogens.
Samina Naz Mukry   +3 more
doaj   +1 more source

Metabolic enzyme gene polymorphisms predict the effects of antioxidant treatment on idiopathic male infertility

open access: yesAsian Journal of Andrology, 2022
To explore the relationship between genetic polymorphisms of metabolic enzymes such as CYP1A1, CYP2D6, GSTM1, GSTT1, and GSTP1 and idiopathic male infertility. By observing the efficacy of antioxidants in the treatment of idiopathic male infertility, the
Hong-Yan Zhang   +9 more
doaj   +1 more source

Regulation of cytochrome P450 mRNA expression in primary porcine hepatocytes by selected secondary plant metabolites from chicory (Cichorium intybus L.) [PDF]

open access: yes, 2013
Chicory (Cichorium intybus) has been shown to induce enzymes of pharmacokinetic relevance (cytochrome P450; CYP). The aim of this study was to investigate the effects of selected secondary plant metabolites with a global extract of chicory root, on the ...
Ekstrand, Bo   +2 more
core   +1 more source

EROD and MROD as Markers of Cytochrome P450 1A Activities in Hepatic Microsomes from Entire and Castrated Male Pigs

open access: yesSensors, 2009
In the present study, we characterized the kinetic parameters of 7-ethoxy-resorufin O-deethylation (EROD) and 7-methoxyresorufin O-demethylation (MROD) in hepatic microsomes from entire and castrated male pigs.
Vladimir Zlabek, Galia Zamaratskaia
doaj   +1 more source

Breaking tolerance to the natural human liver autoantigen cytochrome P450 2D6 by virus infection [PDF]

open access: yes, 2008
Autoimmune liver diseases, such as autoimmune hepatitis (AIH) and primary biliary cirrhosis, often have severe consequences for the patient. Because of a lack of appropriate animal models, not much is known about their potential viral etiology. Infection
Hintereder, Gudrun   +23 more
core   +1 more source

Localization and induction of cytochrome P450 1A1 and aryl hydrocarbon hydroxylase activity in rat nasal mucosa.

open access: yes, 1993
Cytochrome P450 1A1 was localized immunohistochemically and benzo[a]pyrene hydroxylase activity was identified in situ by means of fluorescence histochemistry in the nasal mucosa of untreated, 3-methylcholanthrene-treated or Aroclor 1254-treated rats ...
J Baron, F P Guengerich, J M Voigt
core   +1 more source

Expression of recombinant human cytochrome P450 in Ames test strains for mutagenicity testing [PDF]

open access: yes, 1997
Heterologous expression of mammalian bioactivation enzymes in bacteria can obviate the requirement for the addition of exogenous enzymes in bacterial genotoxicity testing.
Henry, Tracey
core   +1 more source

Lenacapavir initiation with concomitant primidone: A case report with therapeutic drug monitoring

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Lenacapavir (LEN), a first‐in‐class capsid inhibitor, has unique pharmacokinetics that enable twice‐yearly dosing. LEN is not extensively metabolized, although it is a substrate of CYP3A4, which introduces drug–drug interactions concerns. As adoption and implementation of LEN for treatment and prevention increase, additional guidance on concomitant ...
Aaron S. Devanathan   +6 more
wiley   +1 more source

Cytochrome P450 isoforms 1A1, 1B1 AND 2W1 as targets for therapeutic intervention in head and neck cancer

open access: yesScientific Reports, 2021
Epidemiological studies have shown that head and neck cancer (HNC) is a complex multistage process that in part involves exposure to a combination of carcinogens and the capacity of certain drug-metabolising enzymes including cytochrome P450 (CYP) to ...
Daniela Presa   +12 more
doaj   +1 more source

7-Ethynylcoumarins: Selective Inhibitors of Human Cytochrome P450s 1A1 and 1A2 [PDF]

open access: yesChemical Research in Toxicology, 2012
To discover new selective mechanism-based P450 inhibitors, eight 7-ethynylcoumarin derivatives were prepared through a facile two-step synthetic route. Cytochrome P450 activity assays indicated that introduction of functional groups in the backbone of coumarin could enhance the inhibition activities toward P450s 1A1 and 1A2, providing good selectivity ...
Jiawang, Liu   +7 more
openaire   +2 more sources

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