Amphibian Cell Culture: Permanent Cell Line from the Bullfrog ( <i>Rana catesbeiana</i> )

Abstract

A line of fibroblast cells has been established from tongue tissue of the bullfrog (Rana catesbeiana). The cells are near-triploid and were subcultured 57 times during the 2(2/3) years of their existence. Some of their characteristics are described.