Conclusion An immortalized rat astrocyte strain expressing enkephalin regulated by Dox has been established, which may provide a new tool for regulatable gene therapy for chronic pain in the future.

• 结论 成功构建了可调控的定量表达脑啡肽的永生化星形胶质细胞株，其有望成为慢性疼痛治疗的新方法。