this was shown after labelling of freshly dissociated chondrocytes with [ 3h ] proline 1 day after plating , fractionation of the pepsin-treated collagens from medium and cell layer by nacl precipitation , and analysis of the fractions by cm ( carboxymethyl ) -cellulose chromatography and sds/polyacrylamide-gel electrophoresis .
C0225369
chondrocytes
C0007634
cell