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Related Experiment Video

Updated: May 24, 2026

Shear Assay Protocol for the Determination of Single-Cell Material Properties

Shear Assay Protocol for the Determination of Single-Cell Material Properties

Published on: May 19, 2023

Shear sensitivity of insect cells.

¹Department of Chemical Engineering, The Ohio State University, 140 West 19th Ave, 43210, Columbus, OH, U.S.A..

|February 24, 2012

Summary

Insect cells in bioreactors can be damaged by hydrodynamic forces, but this is preventable. Using specific surface-active compounds like Pluronic F-68 prevents cell attachment to interfaces, protecting insect cells from damage.

Area of Science:

Biotechnology
Cell Culture Engineering

Background:

Insect cells are susceptible to damage in bioreactors due to hydrodynamic forces.
Cell attachment to gas-liquid interfaces is a primary mechanism of damage.

Purpose of the Study:

To identify and explain the mechanisms of insect cell damage in bioreactors.
To present methods for preventing cell damage in bioreactor environments.

Main Methods:

Investigated hydrodynamic forces and interface phenomena affecting insect cells.
Evaluated the efficacy of surface-active compounds in preventing cell attachment.

Main Results:

Cell attachment to gas-liquid interfaces leads to physical removal or death.
Surface-active compounds effectively prevent cell adhesion to interfaces.

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Conclusions:

Insect cell damage in bioreactors is largely preventable.
Pluronic F-68 and Methocel E-50 are effective agents for protecting insect cells by preventing interface attachment.