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Composite schematic depicting the structural organization of secreted CS-proteoglycans in the CNS/PNS. The lectican proteoglycans aggrecan, versican, neurocan, brevican (A–D), selected members of the small leucine repeat proteoglycans, decorin, biglycan and epiphycan (E–G), serglycin (H), bikunin precursor protein and bikunin (I,J), testican (K) and endocan (L).
