Oral administration of VDAC1-derived small molecule peptides increases circulating testosterone levels in male rats

Oral administration of VDAC1-derived small molecule peptides increases circulating testosterone levels in male rats

Authors: Martinez-Arguelles DB, Nedow JW, Gukasyan HJ, Papadopoulos V
Publication: Front Endocrinol
Keywords: admet predictor, animal model, cholesterol, hormones, molecule peptides, testosterone
Software: ADMET Predictor®

Cholesterol is the precursor of all steroid hormones, and the entry of cholesterol into the mitochondria is the rate-limiting step of steroidogenesis.

Regulatory utility of physiologically based pharmacokinetic modeling for assessing food impact in bioequivalence studies: A workshop summary report

Regulatory utility of physiologically based pharmacokinetic modeling for assessing food impact in bioequivalence studies: A workshop summary report

Authors: Al Shoyaib A, Emami Riedmaier A, Kumar A, Roy P, Parrott NJ, Fang L, Tampal N, Yang Y, Jereb R, Zhao L, Wu F
Publication: CPT Pharmacometrics Syst Pharmacol
Keywords: ACAT, bioequivalence, biopharmaceutics, fed state, food effect, gastroplus, mechanistic absorption, pbbm, PBPK modeling, physiologically based pharmacokinetics, vbe
Software: GastroPlus®

This workshop report summarizes the presentations and panel discussion related to the use of physiologically based pharmacokinetic (PBPK) modeling approaches for food...

Structure-activity relationship read-across and transcriptomics for branched carboxylic acids

Structure-activity relationship read-across and transcriptomics for branched carboxylic acids

Authors: Wu S, Ellison C, Naciff J, Karb M, Obringer C, Yan G, Shan Y, Smith A, Wang X, Daston GP
Publication: Toxicol Sci
Keywords: admet predictor, chemicals, cosmetics, gastroplus, IVIVE, pbk, PBPK modeling, physiologically based pharmacokinetics, read-across, risk assessment
Software: GastroPlus®

The purpose of this study was to use chemical similarity evaluations, transcriptional profiling, in vitro toxicokinetic data, and physiologically based pharmacokinetic (PBPK)...

In-Depth Analysis of Physiologically Based Pharmacokinetic (PBPK) Modeling Utilization in Different Application Fields Using Text Mining Tools

In-Depth Analysis of Physiologically Based Pharmacokinetic (PBPK) Modeling Utilization in Different Application Fields Using Text Mining Tools

Authors: Krstevska A, Duriš J, Ibric S, Cvijić S
Publication: Pharmaceutics
Keywords: Modeling and simulations, pbbm, PBBM modeling, PBPK modeling, text mining, topic modeling

In the past decade, only a small number of papers have elaborated on the application of physiologically based pharmacokinetic (PBPK) modeling across different areas.

Pharmacokinetic Basis for Using Saliva Matrine Concentrations as a Clinical Compliance Monitoring in Antitumor B Chemoprevention Trials in Humans

Pharmacokinetic Basis for Using Saliva Matrine Concentrations as a Clinical Compliance Monitoring in Antitumor B Chemoprevention Trials in Humans

Authors: Bui D, McWilliams LA, Wu L, Zhou H, Wong SJ, You M, Chow DS, Singh R, Hu M
Publication: Cancers (Basel)
Keywords: ACAT, gastroplus, mechanistic absorption, Oncology, pbbm, PBPK modeling, physiologically based pharmacokinetics

This study reports the first clinical evidence of significantly high secretion of matrine in a multi-component botanical (Antitumor B, ATB) into human saliva from the systemic...

Prediction of Drug Synergism between Peptides and Antineoplastic Drugs Paclitaxel, 5-Fluorouracil, and Doxorubicin Using In Silico Approaches

Prediction of Drug Synergism between Peptides and Antineoplastic Drugs Paclitaxel, 5-Fluorouracil, and Doxorubicin Using In Silico Approaches

Authors: Vale N, Pereira M, Santos J, Moura C, Marques L, Duarte D
Publication: Int J Mol Sciences
Keywords: ACAT, admet predictor, dose optimization, gastroplus, mechanistic absorption, PBPK modeling, physiologically based pharmacokinetics
Software: GastroPlus®

Chemotherapy is the main treatment for most early-stage cancers; nevertheless, its efficacy is usually limited by drug resistance, toxicity, and tumor heterogeneity.

Non-specific binding of compounds in in vitro metabolism assays: a comparison of microsomal and hepatocyte binding in different species and an assessment of the accuracy of prediction models

Non-specific binding of compounds in in vitro metabolism assays: a comparison of microsomal and hepatocyte binding in different species and an assessment of the accuracy of prediction models

Authors: Gardner I, Xu M, Han C, Wang Y, Jiao X, Jamei M, Southall R, Turner DB, Musther H, Jones B, Taylor S
Publication: Xenobiotica
Keywords: hepatocytes, in vitro assays, In vitro metabolism
Division: PBPK

Non-specific binding in in vitro metabolism systems leads to an underestimation of the true intrinsic metabolic clearance of compounds being studied.

Effect of starch, cellulose and povidone based superdisintegrants in a QbD-based approach for the development and optimization of Nitazoxanide orodispersible tablets: Physicochemical characterization, compaction behavior and in-silico PBPK modeling of its active metabolite Tizoxanide

Effect of starch, cellulose and povidone based superdisintegrants in a QbD-based approach for the development and optimization of Nitazoxanide orodispersible tablets: Physicochemical characterization, compaction behavior and in-silico PBPK modeling of its active metabolite Tizoxanide

Authors: Irshad A, Yousuf RI, Shoaib MH, Qazi F, Saleem MT, Siddiqui F, Ahmed FR, Rehman R, Jabeen S, Farooqi S, Khan MZ, Masood R
Publication: J Drug Deliv Sci Technol
Keywords: ACAT, biopharmaceutics, gastroplus, mechanistic absorption, metabolite tracking, pbbm, PBPK modeling, physiologically based pharmacokinetics, Quality by design
Software: GastroPlus®

The objective of the study was to develop a QbD based orodispersible Nitazoxanide 200 mg tablets its in-silico PBPK modeling. The central composite design was applied...

Model-Informed drug development of gastroretentive release systems for sildenafil citrate

Model-Informed drug development of gastroretentive release systems for sildenafil citrate

Authors: Pinheiro de Souza F, Sonego Zimmermann E, Tafet Carminato Silva R, Novaes Borges L, Villa Nova M, Miriam de Souza Lima M, Diniz A
Publication: Eur J Pharm Biopharm
Keywords: ACAT, bioequivalence, biopharmaceutics, gastroplus, mechanistic absorption, pbbm, PBPK modeling, physiologically based pharmacokinetics, vbe
Software: GastroPlus®

Gastroretentive drug delivery systems (GRDDS) are modified-release dosage forms designed to prolong their residence time in the upper gastrointestinal tract...

Using mechanistic models to support development of complex generic drug products: European Medicines Agency perspective

Using mechanistic models to support development of complex generic drug products: European Medicines Agency perspective

Authors: Manolis E, Garcia-Arieta A, Lindahl A, Kotzagiorgis E, Limberg J, Holte O, Paixao P, Versantvoort C, Tshinanu FM, Blake K, Van Den Heuvel M
Publication: CPT Pharmacometrics Syst Pharmacol
Keywords: bioequivalence (BE), European Medicines Agency (EMA), model‐informed drug development, PBPK modeling

Model‐informed drug development (MIDD) approaches receive wide regulatory acceptance in the European Medicines Agency (EMA) to support new drug development.

Greater efficacy predicted for FGR1/beta-klotho receptor agonists that achieve 60% or greater increases in serum adiponectin

Greater efficacy predicted for FGR1/beta-klotho receptor agonists that achieve 60% or greater increases in serum adiponectin

Authors: Lakhani VV, Tirucherai G, Generaux GT, Siler SQ
Conference: AASLD
Keywords: adiponectin, efruxifermin, FGFR1, fibrosis, NASH, pegbelfermin, quantitative systems pharmacology (QSP)
Software: NAFLDsym®
Division: Quantitative Systems Pharmacology (QSP)

The FGFR1/beta-klotho receptor (FGFR1/KLB) in adipose has been demonstrated to be a...