coupling incidence increased to 10-30 % with the addition of 10 micrograms/ml of glycosaminoglycans ( i.e. , hyaluronic acid , dermatan sulfate , chondroitin 4- or 6-sulfate , and iota- or kappa-carrageenan ) to hormonally defined medium .
C0011602
dermatan sulfate
C0008454
chondroitin