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Ask The Expert

Get your questions answered by experts in the field. Each Ask the Expert session will feature an academic or industry expert to answer reader questions for the week.

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June 13, 2016

Verifying Removal of Residual Production Enzymes from Your Final Product

Enzymes such as Trypsin and Collagenase are often critical components for product processing, modification of proteins and cell preparation for stem cell therapies. As these final cell-based products are intended…

February 8, 2016

Considerations in evaluating new plastic film for single-use technologies and film development

The increase in adoption of single-use bioprocess technology for manufacturing biopharmaceuticals has been driven by the many advantages it offers, such as increased flexibility. However, the materials of construction can…

September 9, 2013

Methods for Reducing Biological Contamination Risks in Your Lab

Probably the most common and annoying problem encountered in a cell culture laboratory is biological contamination. Contamination can be a minor nuisance or a major catastrophe depending on the type…

August 26, 2013

Author Dr. Paul Offit

Paul A. Offit, MD is the Chief of the Division of Infectious Diseases and the Director of the Vaccine Education Center at the Children’s Hospital of Philadelphia. In addition, Dr.…