of the total 3h ] labeled glycosaminoglycans produced by the melanocyte culture , 42 % was in chondroitin 4-sulfate , 25 % in heparan sulfate , 16 % in chondroitin 6-sulfate , and 17 % in hyaluronic acid .
C0017973
glycosaminoglycans
C0019143
heparan sulfate