In vitro validation of therapeutic and recombinant proteins expressed from transgenic chickens is limited by the co-culture of fibroblasts. Here, we present a protocol for isolating pure epithelial cells derived from the magnum tubular glands of the chicken oviduct. We describe steps for preparing solutions and buffers, tissue collection, processing, dissociation, and Percoll density centrifugation to separate the epithelial cells from co-isolated fibroblasts. We then detail procedures for expressing a recombinant IgG antibody in the Percoll-derived epithelial cell line.
Keywords: Antibody; Cell Culture; Cell Isolation; Model Organisms; Protein Expression and Purification.
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