Results 1 to 10 of about 75,849 (193)

Alflutinib (AST2818), primarily metabolized by CYP3A4, is a potent CYP3A4 inducer [PDF]

open access: yesActa Pharmacologica Sinica, 2020
Alflutinib (AST2818) is a third-generation epidermal growth factor receptor (EGFR) inhibitor that inhibits both EGFR-sensitive mutations and T790M mutations. Previous study has shown that after multiple dosages, alflutinib exhibits nonlinear pharmacokinetics and displays a time- and dose-dependent increase in the apparent clearance, probably due to its
Liu, Xiao-yun   +8 more
openaire   +2 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

CYP3A4 intronic SNP rs35599367 (CYP3A4*22) alters RNA splicing [PDF]

open access: yesPharmacogenetics and Genomics, 2016
Cytochrome P450 3A4 (CYP3A4) metabolizes 30-50% of clinically used drugs. Large interperson variability in CYP3A4 activity affects response to CYP3A4 substrate drugs. We had demonstrated that an intronic single nucleotide polymorphism rs35599367 (CYP3A4*22, located in intron 6) reduces mRNA/protein expression; however, the underlying mechanism remained
Danxin, Wang, Wolfgang, Sadee
openaire   +2 more sources

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

The role of biotransformation processes in mediating interactions between psychotropic drugs and natural products [PDF]

open access: yes, 2020
Many patients are not aware that natural products such as fruit juices or plant infusions can cause significant interactions with several drugs, some of which can be dangerous, especially when the medical treatment is for neurological or psychiatric ...
Bacinschi, Nicolae   +6 more
core   +2 more sources

No association of a set of candidate genes on haloperidol side effects. [PDF]

open access: yes, 2012
We previously investigated a sample of patients during an active phase of psychosis in the search for genetic predictors of haloperidol induced side effects.
De Ronchi, Diana   +8 more
core   +8 more sources

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

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