20 Borgens R B, Blight A R, McGinnis M E. Functional recovery after spinal cord hemisection in guinea pigs: The effects of applied electricfields. J Comp Neurol, 1990, 296: 634-653？？
[5]
23 Lin W Z. Experimental Acupuncture Science. Shanghai: Shanghai Science and Technology Publishing House, 1997
28 Ao Q, Wang A J, Chen G Q, et al. Combined transplantation of neural stem cells and olfactory ensheathing cells for the repair of spinalcord injuries. Med Hypotheses, 2007, 69: 1234-1237？？
[8]
29 Iriki A, Sakura O. The neuroscience of primate intellectual evolution: Natural selection and passive and intentional niche construction.Philos Trans R Soc Lond B Biol Sci, 2008, 363: 2229-2241？？
[9]
30 Lang B, Liu H L, Liu R, et al. Astrocytes in injured adult rat spinal cord may acquire the potential of neural stem cells. Neuroscience,2004, 128: 775-783？？
[10]
31 Tatlisumak T, Takano K, Carano R A, et al. Delayed treatment with an adenosine kinase inhibitor, GP683, attenuates infarct size in ratswith temporary middle cerebral artery occlusion. Stroke, 1998, 29: 1952-1958
[11]
1 Lie D C, Song H, Colamarino S A, et al. Neurogenesis in the adult brain: New strategies for central nervous system diseases. Annu RevPharmacol Toxicol, 2004, 44: 399-421？？
5 Zhao M, Song B, Pu J, et al. Electrical signals control wound healing through phosphatidylinositol-3-OH kinase-gamma and PTEN. Nature,2006, 442: 457-460？？
[15]
7 Ding Y, Yan Q, Ruan J W, et al. Electro-acupuncture promotes survival, differentiation of the bone marrow mesenchymal stem cells aswell as functional recovery in the spinal cord-transected rats. BMC Neurosci, 2009, 10: 35？？
15 Borgens R B, Blight A R, Murphy D J, et al. Transected dorsal column axons within the guinea pig spinal cord regenerate in the presence ofan applied electric field. J Comp Neurol, 1986, 250: 168-180？？
[24]
16 Fehlings M G, Tator C H, Linden R D. The effect of direct-current field on recovery from experimental spinal cord injury. J Neurosurg, 1988,68: 781-792？？
21 Coumans J V, Lin T T, Dai H N, et al. Axonal regeneration and functional recovery after complete spinal cord transection in rats by delayedtreatment with transplants and neurotrophins. J Neurosci, 2001, 21: 9334-9344
[28]
22 Potas J R, Zheng Y, Moussa C, et al. Augmented locomotor recovery after spinal cord injury in the athymic nude rat. J Neurotrauma, 2006,23: 660-673？？
[29]
25 Basso D M, Beattie M S, Bresnahan J C. Graded histological and locomotor outcomes after spinal cord contusion using the NYUweight-drop device versus transection. Exp Neurol, 1996, 139: 244-256？？
[30]
26 Pfaffl M W, Horgan G W, Dempfle L. Relative expression software tool (REST) for group-wise comparison and statistical analysis ofrelative expression results in real-time PCR. Nucleic Acids Res, 2002, 30: e36？？
[31]
27 Gritti A, Parati E A, Cova L, et al. Multipotential stem cells from the adult mouse brain proliferate and self-renew in response to basic fibroblastgrowth factor. J Neurosci, 1996, 16: 1091-1100
