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难治性癫痫患者脑功能网络小世界属性变化的静息态功能MRI 被引量:4
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作者 李顺利 钱若兵 +6 位作者 傅先明 彭楠 亢志强 林彬 魏祥品 牛朝诗 汪业汉 《中华神经科杂志》 CAS CSCD 北大核心 2015年第8期677-680,共4页
目的 利用图论的方法,探讨难治性癫痫患者脑功能网络小世界属性的变化情况.方法 收集2013年11月至2014年9月在安徽医科大学附属省立医院癫痫门诊收治的难治性癫痫患者20例,健康对照者20名;采集两组静息态功能磁共振数据,应用SPM8软件包... 目的 利用图论的方法,探讨难治性癫痫患者脑功能网络小世界属性的变化情况.方法 收集2013年11月至2014年9月在安徽医科大学附属省立医院癫痫门诊收治的难治性癫痫患者20例,健康对照者20名;采集两组静息态功能磁共振数据,应用SPM8软件包进行数据预处理,通过脑功能网络构建得到脑网络的功能连接矩阵,再通过阈值的限制计算得到脑网络小世界属性,经双样本t检验比较难治性癫痫患者较健康对照组相关脑区参数的变化情况.结果 以连接矩阵稀疏度为阈值,在0.05 ~0.40范围内,难治性癫痫组和健康对照组均符合小世界属性,两组对象的γ值(代表脑网络局部信息处理能力)差异具有统计学意义(1.834±0.323比2.182 ±0.199,t=-2.795,P<0.05);λ值(代表脑网络整体信息处理能力)在整体上差异无统计学意义,但是通过对90个脑区的节点λ值的进行统计分析发现,难治性癫痫患者双侧丘脑(左3.093 ±3.224,右3.084±3.233)、双侧苍白球(左1.120±0.777,右1.234 ±0.880)及双侧海马(左0.930±0.269,右1.041±0.357)λ值明显高于健康对照组(0.970 ±0.500,t=2.413;0.965 ±4.891,t=2.405;0.679±0.075,t=2.253;0.662±0.073,t =2.333;0.695 ±0.101,t=2.808;0.615 ±0.036,t =4.251;均P<0.05).结论 难治性癫痫患者仍具有小世界网络属性,但其局部信息处理效率和部分脑区的功能已经受损. 展开更多
关键词 癫痫 大脑皮质 神经连接体 神经
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Effect of Jianpiyiqi granule on ocular myasthenia gravis in children prepared with a formula from Traditional Chinese Medicine 被引量:4
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作者 Qi Guoyan Liu Peng +3 位作者 Gu Shanshan Yang Hongxia Dong Huimin Xue Yinping 《Journal of Traditional Chinese Medicine》 SCIE CAS CSCD 2017年第4期546-553,共8页
OBJECTIVE: To investigate the effect of Jianpiyiqi granule, prepared according to a Traditional Chinese Medicine(TCM) formula, on the ocular type of myasthenia gravis(MG) caused by a defect in synaptic transmission at... OBJECTIVE: To investigate the effect of Jianpiyiqi granule, prepared according to a Traditional Chinese Medicine(TCM) formula, on the ocular type of myasthenia gravis(MG) caused by a defect in synaptic transmission at the neuromuscular junction.METHODS: A total of 155 children with ocular MG were recruited from January 2008 to January 2015.All individuals received ineffective glucocorticoid treatment prior to admission, and were given Jianpiyiqi granules(two doses per day) for 12 months.Plasma levels of acetylcholine receptor autoantibodies(ACh R-Ab), cytokines, immune parameters and clinical score were analyzed.RESULTS: After intervention with Jianpiyiqi granule for 12 months, the levels of cytokines [including interleukin(IL)-6, IL-12, IL-17], immune parameters[including immunoglobulin G(Ig G), Ig M, free triiodothyronine, free thyroxine] and ACh R-Ab were sig-nificantly decreased(P = 0.042, P = 0.049, P = 0.011,P = 0.02, P = 0.04, P = 0.03, P = 0.01; F = 21.60, P =0.000). In contrast, IL-4 levels were significantly increased(P = 0.049). The absolute clinical score after treatment declined significantly compared with before treatment(F = 33.24, P = 0.000). The effective cure rate and the total effective rate gradually increased to a maximum of 149(96.2%) and 151(97.4%) in MG patients after 12 months of treatment, respectively.CONCLUSION: The Jianpiyiqi granule treatment lowered ACh R-Ab levels and improved cytokine and other immune parameter levels, which suggests that the granule could be an ancillary treatment for ocular MG in children caused by a defect in synaptic transmission at the neuromuscular junction. 展开更多
关键词 Myasthenia gravis Receptors cholinergic AUTOANTIBODIES CYTOKINES Neuromuscular junction Jianpiyiqi granule
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