Sartorius Bioanalytical Instruments, Inc.

Katherine D Shives

Jeffrey W Steaffens

Rebecca K Montange

Antje Schickert

A method for flow cytometry evaluation of unassociated non-enveloped viral particles having a non-enveloped viral capsid includes preparing a fluorescently-stained fluid sample in which at least one fluorescent staining step is performed at an acidic pH in an acidic pH range and then subjecting the fluorescently-stained fluid sample to flow cytometry evaluation. A kit includes a plurality of sealed container with a first sealed container containing a fluorescent stain composition and a second sealed container including an aqueous dilution liquid at an acidic pH.

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Aurora, CO, United States of America

Katherine D Shives