Proteoglycans (image) Case Western Reserve University Share Print E-Mail Caption Proteoglycans in the net limit functional regeneration and plasticity after spinal cord injury. The chondroitinase enzyme removes the net and allows for regeneration and functional recovery, especially at chronic stages. Credit Case Western Reserve University School of Medicine Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.