摘要
目的:探讨针刺下关穴对过敏性鼻炎(AR)大鼠血清白介素-6(IL-6)和肿瘤坏死因子-α(TNF-α)表达的影响。方法:选用健康SD大鼠,分为正常组、模型组、阳性组和针灸组,建立AR大鼠模型,对针灸组大鼠采用针刺下关穴进行治疗,阳性组大鼠予丙酸氟替卡松喷鼻治疗,均每天1次,共治疗7d。对大鼠过敏症状进行评分;心脏取血分离血清采用酶联免疫法检测IL-6及TNF-α的水平。结果:与模型组比较,针灸组过敏症状评分明显降低(P <0. 01),血清IL-6水平及TNF-α的水平显著下降,差异均有统计学意义(P <0. 01,P <0. 05);针灸组与阳性组各项指标比较,差异无统计学意义(P>0. 05)。结论:针刺下关穴能有效治疗过敏性鼻炎,其机制可能与其抑制IL-6和TNF-α的活性有关。
Objective: To investigate the effect of acupuncture at Xiaguan point on serum levels of interleukin-6( IL-6) and tumor necrosis factor-α( TNF-α) in rats with allergic rhinitis( AR). Methods: Healthy Sprague-Dawley rats were divided into normal group,model group,positive group,and acupuncture group. A rat model of AR was established. The rats in the acupuncture group were given acupuncture at Xiaguan point,and those in the positive group were given nasal spray of fluticasone propionate,once a day for 7 days. The allergic symptom score was determined,and blood samples were collected from the heart to measure the serum levels of IL-6 and TNF-α by ELISA. Results: Compared with the model group,the acupuncture group had significantly lower allergic symptom score( P < 0. 01) and levels of IL-6 and TNF-α( P < 0. 01 or P < 0. 05). There were no significant differences in these indices between the acupuncture group and the positive group( P > 0. 05). Conclusion: Acupuncture at Xiaguan point has a good clinical effect in the treatment of AR,possibly by inhibiting the activity of IL-6 and TNF-α.
引文
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