The isolation of intrahepatic biliary epithelial cells from normal rat livers

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Abstract
A method is described for the isolation of biliary epithelial cells from rat livers by sequential treatment with EGTA, collagenase-hyaluronidase, trypsin, and deoxyribonuclease I and final separation on a discontinuous Percoll gradient using prekeratin antibodies as an immunohistochemical marker for these cells.