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Colony Forming Cell (CFC) Assays Predict for Increased Clinical Neutrophenia with Combination Therapies
Dos Santos G, Mergaert A and Clarke E.

This study aimed to assess if the CFC assay could also be useful at predicting the increased toxicity of drug combinations relative to the toxicity caused by the relevant single agent.

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Digital Dispensing for Direct Dilution: New Flexibility in Dose-Response Analyses
Jeff Nielsen, Ken Ward, Christie Dudenhoefer, David Ochs, Joshua Yu, and Kevin

In addition to the economic advantages of improving speed, precision, compound usage and waste, digital dispensing offers scientific advantages. This includes making the execution of complicated experiments easy and fast.

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Novel Antimalarial Drug Candidates Generated In Silico by Analysis of Public HTS Data
Robert Fraczkiewicz, Michael S. Lawless, Robert D. Clark, and Walter S. Woltosz

This research aims to provide proof-in-principle that in silico tools could be applied to public data so as to efficiently identify active chemistry with good ADMET properties.

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Modeling Drug Disposition of Timolol in Ocular Tissues of Rabbit following Topical Eye Drops
S. Ray Chaudhuri, V. Lukacova, W.S. Woltosz

A serious disadvantage of ocular timolol therapy is the amount of drug getting into systemic circulation that adversely affects vital organ functions in elderly patients.

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Physiologically-based pharmacokinetic (PBPK) model for prediction of midazolam pharmacokinetics after intranasal administration in children
Viera Lukacova,Siladitya Ray Chaudhuri, Walter S. Woltosz , Michael B. Bolger

Study predicts midazolam absorption and pharmacokinetics (PK) after intranasal (i.n.) administration in young children.

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Physiologically-based pharmacokinetic (PBPK) models for prediction of saquinavir effect on midazolam pharmacodynamics
Viera Lukacova, Haiying Zhou, Walter S. Woltosz, Michael B. Bolger

Purpose: To predict the drug-drug interaction effect of saquinavir on midazolam pharmacodynamics (PD).

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Transporter-based In Vitro-In Vivo Extrapolation (IVIVE)
Viera Lukacova, Michael B. Bolger, Walter S. Woltosz, Neil J. Parrott, Agnès Poirier and T. Lavè

Mechanistic analysis of in vitro measurements to obtain values of kinetic parameters for drug interactions with transporters, as well as for passive diffusion through cell membranes.

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Classification of Drugs by CNS Access: An Insight from Quantitative Blood-Brain Transport Characteristics
Kiril Lanevskij, Pranas Japertas and Remigijus Didziapetris, Advanced Chemistry Development Inc.

Aim of this study was to identify relationships between quantitative blood-brain transport parameters and qualitative data indicating whether the compound penetrates into the brain efficiently enough to exhibit action in the CNS.

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An In Silico Test Battery for Rapid Evaluation of Genotoxic and Carcinogenic Potential of Chemicals
Kiril Lanevskij, Liutauras Juska, Justas Dapkunas, Andrius Sazonovas, Pranas Japertas and Remigijus Didziapetris, of ACD/Labs and Vilnius University

The FDA guidance for industry states impurities under the ICH threshold may be exaluated for genotoxicity and carcinogenicity. This study uses an expert system to detect mutagens and compounds labeled as potent carcinogens by the FDA.

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Showing Results 11 - 20 of 108
Scientific News
New Advances in the Pre-clinical Evaluation of Hepatitis B Therapies
Imperial College London to present first public HBV Data from CN Bio in vitro liver model.
ADME of Antibody-Maytansinoid Conjugates
Continued understanding of the ADME properties of ADCs entering clinical evaluations should provide additional insight into attributes that may be necessary for clinical success.
Epigenetic Regulation of ADME-Related Genes
The promise of epigenetic research is its potential to identify additional sources of inter individual variability in drug disposition and response.
NIST Instrument Enables High-speed Chemical Imaging of Tissues
Researchers have demonstrated a dramatically improved technique for analyzing biological cells and tissues based on characteristic molecular vibration "signatures."
Finding Could Revolutionize Drug Discovery
A study by researchers at IRB Barcelona reveals the existence of information highways that connect and correlate distant sites within a single protein.
Researchers Develop ‘Onion’ Vesicles for Drug Delivery
University of Pennsylvania researchers have shown that dendrimer-based vesicles self-assemble with concentric layers of membranes, much like an onion.
Validation of Drug Toxicity Prediction using DiscoveRx Model
BioMAP® Systems was shown to identify important safety aspects of drugs and chemicals more efficiently and accurately than can be achieved by animal testing.
System 'Prints' Precise, Tailored Drug Dosages
The new approach uses a combination of data and mathematics to determine the precise dosage.
Mice and Rats Stressed by Male Experimenters
An international team of pain researchers led by scientists at McGill University have found that the gender of the experimenters has a big impact on the stress levels of rodents.
Skin Layer Grown in Lab Could Replace Animal Testing
Skin layer grown from human stem cells could replace animals in drug and cosmetics testing.
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