In silico modeling was used to predict the impact of carrier surface modifications on the in vivo plasma concentration of an active pharmaceutical ingredient (API) and as a tool to support formulation development.
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Synthesis and structure-activity relationship study of tacrine-based pyrano[2,3-c]pyrazoles targeting AChE/BuChE and 15-LOX
A series of tacrine-based pyrazolo[4′,3′:5,6]pyrano[2,3-b]quinolines and related compounds were designed and synthesized for targeting AChE, BuChE and 15-LOX enzymes in the field of Alzheimer's disease therapy.
Physiologically Based Pharmacokinetic (PBPK) Modeling of Pharmaceutical Nanoparticles
With the great interests in the discovery and development of drug products containing nanoparticles, there is a great demand of quantitative tools for assessing quality, safety, and efficacy of these products.
The Prediction of the Relative Importance of CYP3A/P-gp to the Non-linear Intestinal Absorption of Drugs by Advanced Compartmental Absorption and Transit (ACAT) Model
Intestinal CYP3A and P-glycoprotein (P-gp) decrease the intestinal absorption of substrate drugs. Since substrate specificity of CYP3A often overlaps that of P-gp, and estimation of their saturability in the...
Using Physiologically Based Pharmacokinetic (PBPK) Modeling to Evaluate the Impact of Pharmaceutical Excipients on Oral Drug Absorption: Sensitivity Analyses
Drug solubility, effective permeability, and intestinal metabolism and transport are parameters that govern intestinal bioavailability and oral absorption.
Utilizing In Vitro Dissolution-Permeation Chamber for the Quantitative Prediction of pH-Dependent Drug-Drug Interactions with Acid-Reducing Agents: a Comparison with Physiologically Based Pharmacokinetic Modeling
For many orally administered basic drugs with pH-dependent solubility, concurrent administration with acid-reducing agents (ARAs) can significantly impair their absorption and exposure.
Folate-targeted amphiphilic cyclodextrin.siRNA nanoparticles for prostate cancer therapy exhibit PSMA mediated uptake, therapeutic gene silencing in vitro and prolonged circulation in vivo
In this study, a folate targeted cyclodextrin (CD) nanoparticle was prepared by co-formulating CD.siRNA complexes with DSPE-PEG5000-folate to target the prostate specific membrane antigen (PSMA).
Physiologically Based Absorption Modeling to Design Extended-Release Clinical Products for an Ester Prodrug
Absorption modeling has demonstrated its great value in modern drug product development due to its utility in understanding and predicting in vivo performance.
Intracellular unbound drug concentrations: methodology and application for understanding cellular drug exposure
Most known drug targets and metabolizing enzymes are located inside cells.
High throughput virtual screening and in silico ADMET analysis for rapid and efficient identification of potential PAP248-286 aggregation inhibitors as anti-HIV agents
Human semen is principal vehicle for transmission of HIV-1 and other enveloped viruses.
Predicting Exposure After Oral Inhalation of the Selective Glucocorticoid Receptor Modulator, AZD5423, Based on Dose, Deposition Pattern, and Mechanistic Modeling of Pulmonary Disposition
Exposure following oral inhalation depends on the deposition pattern of the inhaled aerosol, the extent and rate of oral and pulmonary absorption, as well as systemic distribution and clearance.
Comprehensive QSRR modeling as a starting point in characterization and further development of anticancer drugs based on 17α-picolyl and 17(E)-picolinylidene androstane structures.
The selection of the most promising anticancer compounds from the pool of the huge number of synthesized molecules is a quite complex task.
Application of Physiologically Based Absorption Modeling to Characterize the Pharmacokinetic Profiles of Oral Extended Release Methylphenidate Products in Adults
A previously presented physiologically-based pharmacokinetic model for immediate release (IR) methylphenidate (MPH) was extended to characterize the pharmacokinetic behaviors of oral extended release (ER) MPH formulations in adults for the first time.
Homology modeling and virtual screening for inhibitors of lipid kinase PI (4) K from Plasmodium
Malaria parasite strains have emerged to tolerate the therapeutic effects of the prophylactics and drugs presently available.
Consensus of classification trees for skin sensitisation hazard prediction
Since March 2013, it is no longer possible to market in the European Union (EU) cosmetics containing new ingredients tested on animals.
Characterization of Pharmacokinetics in the Göttingen Minipig with Reference Human Drugs: An In Vitro and In Vivo Approach
This study aims to expand our understanding of the mechanisms of drug absorption, distribution, metabolism and excretion in the Göttingen minipig to aid a knowledge-driven selection of the optimal species for preclinical pharmaceutical research.
Gastrointestinal behavior and ADME phenomena: II. In silico simulation
The main goal of the pharmacokinetic modeling is the prediction of the drug concentration in the blood, tissues, and organs.
High-throughput virtual screening and quantum mechanics approach to develop imipramine analogues as leads against trypanothione reductase of leishmania
Visceral leishmaniasis (VL) has been considered as one of the most fatal form of leishmaniasis which affects 70 countries worldwide.
Informing the Human Plasma Protein Binding of Environmental Chemicals by Machine Learning in the Pharmaceutical Space: Applicability Domain and Limits of Predictability
The free fraction of a xenobiotic in plasma (Fub) is an important determinant of chemical adsorption, distribution, metabolism, elimination, and toxicity, yet experimental plasma protein binding data are scarce for environmentally relevant chemicals.
In vitro–in vivo–in silico simulation studies of anti-tubercular drugs doped with a self nanoemulsifying drug delivery system
This study aimed to formulate a self-nanoemulsifying drug delivery system (SNEDDS) for enhanced pharmacokinetic (PK) behavior of rifampicin and isoniazid...