The invention provides a vector construct for treating a nerve injury and neuron regeneration. The vector construct includes a viral vector carrying a gene coding for an acidic fibroblast growth factor (aFGF).本發明提供一種治療神經損傷及再生神經細胞的載體構築,包括一病毒載體承載酸性纖維母細胞生長因子(aFGF)之編碼基因。