<正>Regeneration in the central nervous system(CNS)is limited,and CNS damage often leads to cognitive impairment or permanent functional motor and sensory loss.
For 50 years ago was introduced L-3,4-dihydroxyphenylalanine(L-dopa) in Parkinson's disease treatment and during this significant advances has been done but
Recent studies have shown the potential of artificially synthesized conduits in the repair of peripheral nerve injury.Natural biopolymers have received much att