Acid mucopolysaccharides of tadpole tail fin and back skin

Abstract

An acid mucopolysaccharide preparation from the tail fins and back skin of Rana catesbeiana tadpoles has been isolated and fractionated. In both of these tissues at least 96% of the mucopolysaccharide preparation was found to be hyaluronic acid. The remaining 4% has not been fully characterized, but does not appear to be chondroitin sulfate B.