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COVID-19 Update
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Analytical Methods
BioBusiness
Cell Culture/Fermentation
Continuous Processing
Drug Delivery
Fill/Finish
Formulation
Process Chromatography
Process Control/PAT
Process Development
QA/QC
Separation and Purification
Single-Use Systems
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Toshihiko Otsubo

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Toshihiko Otsubo is principal scientist of Biologics Process Development, Pharmaceutical Sciences, Takeda Pharmaceutical.

Articles

Proposing a New Method of Detecting Pinholes in Single-Use

The increased use of single-use bags in biologic manufacturing poses the risk of pinholes and other defects that cannot currently be tested for.