a cold water-insoluble , but warm tris-buffered saline-soluble fraction provoked a dose-dependent increase in the amount of cartilage formed after 7 days of continuous exposure as evidenced by an increased number of chondrocytes observed in living cultures , elevated cell-layer-associated 35s incorporation per microgram dna , and greater numbers of toluidine blue-staining foci ( i.e. , cartilage nodules ) .
C0225369
chondrocytes
C0007634
cell