chondroitin sulfate proteoglycan biosynthetic process, polysaccharide chain biosynthetic process

The elongation of chondroitin sulfate proteoglycan chains by alternate addition of N-acetylhexosamine and GlcUA residues to the GAG-protein linkage region tetrasaccharide of chondroitin sulfate.

Source:http://purl.uniprot.org/go/0050653