Beijing Key Laboratory for Biomaterials and Neural Regeneration;
School of Biological Science and Medical Engineering;
Beihang University;
Beijing;
China;
Department of Neurobiology;
Capital Medical University;
Beijing;
China;
Beijing International Cooperation Bases for Science and Technology on Biomaterials and Neural Regeneration;
Beijing Advanced Innovation Center for Biomedical Engineering;
Beihang University;
Beijing;
China;
axon; chitosan; functional recovery; myelin sheath; nerve growth factor; peripheral nerve injury; pseudorabies virus; regeneration; scaffold; sciatic nerve;