however , when cells prelabeled with 35so4 ( 2- ) are then transferred to a label-free medium , the secretion of chondroitin sulfates proceeds at much slower rates , and the kinetics of chondroitin-6-so4 and chondroitin-4-so4 secretion are very similar .
C0008466
chondroitin sulfates
C0008454
chondroitin