Isolation, Culture, and Genetic Engineering of Mammalian Primary Pigment Epithelial Cells for Non-Viral Gene Therapy

作者： Thais Bascuas*1,2, Martina Kropp*1,2, Nina Harmening1,2, Brittany M. Wong1, Sandra Johnen3, Zsuzsanna Izsvák4, Gabriele Thumann1,2 1Experimental Ophthalmology,University of Geneva, 2Department of Ophthalmology,University Hospitals of Geneva, 3Department of Ophthalmology,University Hospital RWTH Aachen, 4Max Delbrück Center for Molecular Medicine

简介：

Overview

This study presents a protocol for the isolation and transfection of primary iris and retinal pigment epithelial (RPE) cells from five mammalian species: mice, rat, rabbit, pig, and bovine. This methodology is designed to facilitate ocular gene therapy studies, offering flexibility and high cell viability, ultimately aiding in translational research relevant to human treatments.

Key Study Components

Research Area

• Ocular gene therapy
• Cell transfection techniques
• Primary cell isolation

Background

• Importance of retinal and iris pigment epithelial cells in ocular research
• Challenges in isolating mammalian cells for gene therapy applications
• Need for flexible and efficient protocols in cellular research

Methods Used

• Isolation and transfection of pigment epithelial cells
• Mammalian models: mice, rat, rabbit, pig, and bovine
• Non-viral SB100X transposon system for transfection

Main Results

• Successful isolation and transfection protocols yielding high cell viability and transfection rates
• Demonstrated flexibility in experimental setups for ocular research
• Protocols applicable for varied ocular studies beyond current scope

Conclusions

• This study establishes a reliable method for isolating and transfecting primary cells from different mammals.
• The findings have significant implications for advancing gene therapy approaches in ocular research.

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