Results 1 to 10 of about 76,898 (162)

Expression of CYP3A4 mRNA Is Correlated With CYP3A4 Protein Level and Metabolic Activity in Human Liver

open access: yesJournal of Pharmacological Sciences, 2004
A relatively large amount of human liver tissue was required to determine the exact activity of human hepatic CYP3A. Although, the quantity of available human liver tissue samples is limited.
Toshio Kumai, Naoki Matsumoto
exaly   +3 more sources

Hepatitis C virus infection: Epidemiology in Egypt, Pathophysiology and DAAs-based therapy

open access: yesArchives of Pharmaceutical Sciences Ain Shams University, 2021
Hepatitis C virus (HCV) was first identified in 1989. The situation in Egypt is really dire. The prevalence of HCV genotype 4 (GT-4) is 14.7%. About 10% of the middle-aged population (ages 15 to 59) is infected with HCV.
Heba Elbadawy   +2 more
doaj   +1 more source

An approach to the quantitative determination of endogenous substances in biological fluids by a chromatographic method using a mathematical apparatus

open access: yesФармакокинетика и Фармакодинамика, 2022
Relevance of the study: The quantification of endogenous substances is an important task in experimental and clinical pharmacology. In the case of working with endogenous compounds, certain difficulties arise.
V. V. Smirnov   +3 more
doaj   +1 more source

SLCO1B1 and CYP3A4 allelic variants associated with pharmacokinetic interactions and adverse reactions induced by simvastatin and atorvastatin used in Peru: Clinical implications [PDF]

open access: yesJournal of Pharmacy & Pharmacognosy Research, 2023
Context: Statins reduce the risk of stroke and prevent cardiac events in people with atherosclerosis and diabetes mellitus; and could affect the proliferation, migration, and survival of cancer cells.
Angel T. Alvarado   +16 more
doaj   +1 more source

Lipid Drug Carriers for Cancer Therapeutics: An Insight into Lymphatic Targeting, P-gp, CYP3A4 Modulation and Bioavailability Enhancement [PDF]

open access: yesAdvanced Pharmaceutical Bulletin, 2020
In the treatment of cancer, chemotherapy plays an important role though the efficacy of anti-cancer drug administered orally is limited, due to their poor solubility in physiological medium, inability to cross biological membrane, high Para-glycoprotein (
Shashank Chaturvedi   +2 more
doaj   +1 more source

In Vitro Model for a Drug Assessment of Cytochrome P450 Family 3 Subfamily A Member 4 Substrates Using Human Induced Pluripotent Stem Cells and Genome Editing Technology

open access: yesHepatology Communications, 2021
In drug development, a system for predicting drug metabolism and drug‐induced toxicity is necessary to ensure drug safety. Cytochrome P450 family 3 subfamily A member 4 (CYP3A4) is an important drug‐metabolizing enzyme expressed in the liver and small ...
Sayaka Deguchi   +8 more
doaj   +1 more source

Generation of tetracycline-controllable CYP3A4-expressing Caco-2 cells by the piggyBac transposon system

open access: yesScientific Reports, 2021
Caco-2 cells are widely used as an in vitro intestinal epithelial cell model because they can form a monolayer and predict drug absorption with high accuracy. However, Caco-2 cells hardly express cytochrome P450 (CYP), a drug-metabolizing enzyme.
Moe Ichikawa   +5 more
doaj   +1 more source

Investigation of MDMA Inhibitory Effect on CytochromeP450 3A4 in Isolated Perfused Rat Liver Model Using Tramadol [PDF]

open access: yesAdvanced Pharmaceutical Bulletin, 2021
Purpose: MDMA (methylenedioxymethamphetamine) is a synthetic compound, which is a structurally derivative of amphetamine. Also, it acts like an amphetamine, structurally, and functionally. MDMA uses mechanism-based inhibition, to inhibit isoenzyme CYP2D6.
Behjat Sheikholeslami   +4 more
doaj   +1 more source

In vitro inhibitory effects of ganoderic acid A on human liver cytochrome P450 enzymes

open access: yesPharmaceutical Biology, 2020
Context Ganoderic acid A (GAA) is usually used to prevent cancers or other diseases, which make it likely to be used with other drugs metabolized by cytochromes P450.
Shangchen Xu   +5 more
doaj   +1 more source

Effects of genetic polymorphism of CYP3A4 and CYP3A5 on analgesic efficacy of postoperative intravenous analgesia with sufentanil in patients after laparoscopic surgery

open access: yesDi-san junyi daxue xuebao, 2022
Objective To explore the differences of postoperative patient-controlled intravenous analgesia (PCIA) with sufentanil in the patients with different CYP3A4 and CYP3A5 genotypes after laparoscopic surgery. Methods According to CYP3A4 and CYP3A5 genotypes,
GU Li   +4 more
doaj   +1 more source

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