BioPharm International-05-01-2002

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Vaccine conference, manufacturing shortages

by Narinder K. Mehta, Javier Goenaga-Polo, Samuel P. Hernandez-Rivera, David Hernandez, Peter J. Melling, and Mary A. Thomson, Remspec Corporation A fiber-optic, mid-IR spectroscopy probe combined with a grazing-angle reflectance sampling head can be used as a solvent-free in situ method for validating cleanliness with substantial improvement in accuracy.

by Timothy N. Breece, and Charles Schmelzer, Genentech, Inc. FDA requires chromatography procedures to be validated for reuse, cleanability, sanitization, robustness, and (potentially) for virus removal. This case study follows the development of a validation process that combines reuse and characterization studies, defines acceptable running parameters, reduces costs, and meets GMP requirements.

by Serena Donnelly Webb, David F. Sesin, Aimee C. Kincaid, Jonathan N. Webb, and Timothy G. Hughes, Integrated Biosystems, Inc. Large-scale freezing and thawing is commonly used in biopharmaceutical manufacturing but is not well understood. Freeze-thaw variations can exist within or between batches, and nonuniform processes raise serious validation concerns.