BioPharm International’s Biopharma Knowledge Resources Newsletter:
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BioPharm
August 27, 2019
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In This Issue

Build your biopharma development and manufacturing knowledge base with the latest whitepapers, application notes, posters, and other educational resources from biopharma industry suppliers.

 Featured App Note

The Case for Purpose-Built Pharma LIMS

Bob Voelkner, LabVantage Solutions

Learn how you can bypass lengthy customizations by deploying a purpose-built LIMS. Pre-configured, pre-validated lab information management systems save time and money, reduce risk, keep you focused, and future-proof your lab.

ANALYTICAL

Improving accuracy in serial dilutions using the electronic pipette

Marian Teye Ph.D., Sartorius Corporation

Serial dilutions are an essential component of dose response curves in drug discovery. Serial dilutions also play a major role in detection limit testing, standard curves for qPCR based assays, and calibration curves in diverse assays and instruments. Accuracy in serial dilutions is an important factor that can significantly impact results. In this study, we investigated the use of electronic pipettes for the preparation of serial dilutions. The results demonstrate that use of electronic pipette for serial dilution gives better accuracy in sample concentrations and has reduced error propagation in the highest dilutions in the series compared to mechanical pipette use. We conclude that electronic pipette is a better choice in preparation of serial dilutions. Additionally, features such as improved ergonomics, electronic mixing of samples, and the ability to pre-program pipetting protocols added significant benefits to the use of electronic pipettes in preparation of serial dilutions.

 

High-Throughput Automated pH Measurements for Biologics Formulations

Unchained Labs

Measuring pH in high throughput is a tedious task when it’s a 96-well plate. Measure pH with precision and accuracy with an improved four-channel pH arm from Unchained Labs.


DOWNSTREAM PROCESSING

AAE Empowers HCP Identification by MS

Jared Isaac, Eric Bishop and Ken Hoffman, Cygnus Technologies

Antibody affinity extraction (AAE) and mass spectrometry (MS) integration enables comprehensive host cell protein (HCP) analysis, facilitates process development, and helps determine whether your HCP ELISA is fit for purpose of process monitoring and product lot release.

 

Antibody Drug Conjugate Purification Using TOYOPEARL® PPG-600M Resin

Tosoh Bioscience LLC

In this application note, antibody drug conjugates (ADCs) were separated into groups with low, medium, and high drug-to-antibody ratios (DARs) using TOYOPEARL PPG-600M resin with a three-step gradient.

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