肝豆汤对Wilson病患者肺功能和免疫指标的影响及其对模型大鼠肺组织病理超微结构变化的研究
发布时间:2018-05-18 15:27
本文选题:Wilson病 + 肝豆汤 ; 参考:《安徽中医药大学》2014年硕士论文
【摘要】:目的: (1)观察Wilson病患者肺功能和免疫指标(T细胞亚群、免疫球蛋白及C3、C4)变化,探讨WD患者是否存在肺功能损伤和免疫异常,且二者之间是否相关; (2)开展Wilson病临床研究,采用不同的治疗方案,观察其临床疗效及对肺功能和免疫指标的影响,证实肝豆汤是否可以改善上述指标; (3)采用铜负荷模型大鼠并进行药物干预,比较其免疫指标及肺组织铜含量变化的差异,并观察肺组织病理形态学变化及其是否存在铜颗粒沉积,从而为临床铜离子对肺的损害提供客观依据。 方法: (1)将符合入选标准的67例WD患者随机分成2组,其中治疗组35例,对照组32例,并以20例健康组作对照。治疗组予肝豆汤+DMPS,对照组予DMPS,6天一疗程,间歇2天,共计4疗程。观察2组患者临床疗效、中医证候积分、肺功能、T细胞亚群、免疫球蛋白、补体(C3、C4)、血清铜、铜蓝蛋白、铜氧化酶、24h尿铜及安全性等指标,并对肺功能与免疫功能相关性进行分析。 (2)采用饮食添加硫酸铜制造铜负荷大鼠模型,分组给药后,腹主动脉取血并留取肺组织标本。采用NAVIOS型流式细胞仪检测WD模型大鼠T细胞亚群,电感耦合等离子体质谱仪测肺组织铜含量,及采用H-E染色、红氨酸铜染色在光镜下和电镜下观察肺组织的病理变化。 (3)所有数据采用SPSS17.0统计软件分析,以均数±标准差(x±s)表示,组间比较采用t检验,等级资料采用Ridit分析,计数资料采用x2检验。当统计结果p≤0.01为有极显著差异,p≤0.05为有显著差异,p0.05无统计学意义。统计图表绘制均采用WPS Office2012软件。 结果: (1)WD患者肺功能及免疫学指标变化:与正常健康组比较,WD患者FVC、MVV、FEV1.0/FVC、V50、V25显著降低(p0.01),且随着病程延长,降低更明显(p0.05或p0.01);T细胞免疫指标CD3+CD4+/CD3+CD8+、CD3+CD4+值显著降低(p0.01),CD3与CD3+CD8+值无明显变化(p0.05);体液免疫指标中IgG、IgM显著增高(p0.05或p0.01),C3、C4显著降低(p0.01),IgA未见明显差别(p0.05);FEV1.0/FVC%与CD4、C4呈正相关(p0.05或p0.01),与IgG、IgM、IgA呈负相关(p0.05);V50与IgG呈负相关(p0.01),与C4呈正相关(p0.05);V25与CD4呈正相关(p0.05)。 (2)临床研究:2组治疗4个疗程后,治疗组总有效率94.28%,优于对照组(p0.01);治疗组中医证候积分值治疗后明显改善(p0.01),对照组改善不明显,无统计学意义(p0.05);治疗组FVC、FEV1.0/FVC%、MVV、V50、V25较治疗前均极显著增高(p0.01),对照组FVC、V50、V25均显著增高(p0.05),2组治疗后组间比较,治疗组FVC、V25改善情况优于对照组(p0.05);治疗组中CD3+CD4+、CD3+CD4+/CD3+CD8+值较治疗前显著增高,IgG明显降低,C3、C4显著增高(p0.05或p0.01),而对照组治疗前后虽有差别,,但无统计学意义(p0.05);2组WD患者血清铜、铜蓝蛋白及铜氧化酶治疗前后均无显著差异(p0.05);2组WD患者治疗后24h尿铜量较治疗前均升高(p0.01),治疗后相比,治疗组24h排尿铜量优于对照组(p0.05)。 (3)安全指标:对照组治疗后周围血象较治疗前下降(p0.01),而治疗组治疗前后无显著差异(p0.05),2组治疗后比较有显著差异(p0.01)。治疗组治疗后ALT、AST有非常显著差异(p0.01),对照组ALT、AST虽有下降,但无统计学意义(p0.05);治疗后组间比较,治疗组改善ALT、AST的水平优于对照组(p0.05)。2组治疗前后肾功能、心电图均无显著变化(p0.05)。不良反应:不良反应发生率分别为治疗组11.43%、对照组31.25%,两组之间比较有显著性差异(p0.05)。 (4)实验研究表明:与空白组相比,WD模型大鼠CD3+CD4+值显著降低(p0.01),CD3值与CD3+CD8+值无明显变化(p0.05),肺铜含量显著增高(p0.01);与模型组比,青霉胺组CD3值显著降低(p0.05),CD3+CD8+与CD3+CD4+值变化无统计学意义(p0.05),而肝豆汤组CD3+CD4+值极显著增高(p0.01),CD3值与CD3+CD8+变化无统计学意义(p0.05);与青霉胺组比较,肝豆汤组CD3极显著增高(p0.01),CD3+CD4+显著增高(p0.05)。 (5)肉眼观察可见WD模型组大鼠肺组织萎缩明显;光镜下炎性细胞浸润明显,以淋巴细胞为主,红氨酸铜染色下可见散在分布的黄绿色颗粒;电镜下可见板层小体增生,线粒体嵴模糊、消失,空泡化,部分可见胶原纤维,以上改变以模型组最为明显,青霉胺组及肝豆汤组大鼠均有所改善。 结论: (1)WD患者存在一定程度阻塞性通气功能障碍和小气道损伤,且随病程延长,损伤越严重; (2)WD患者存在细胞免疫低下,体液免疫功能失调,且肺功能与其呈一定相关性; (3)铜负荷模型动物可用于研究铜过量沉积导致组织损伤的发病机理及驱铜药物的疗效观测; (4)铜负荷模型大鼠肺组织存在铜沉积,并引起线粒体改变,板层小体增多等超微结构改变,从而导致肺功能和免疫功能变化; (5)肝豆汤能较好改善湿热内蕴型WD患者临床症状,增加24h尿排铜量,调节免疫,改善WD患者肺功能,降低不良反应的发生率,并对铜负荷模型大鼠肺组织损伤有保护作用。
[Abstract]:Purpose :
( 1 ) To observe the changes of pulmonary function and immune index ( T cell subsets , immunoglobulin and C3 , C4 ) in Wilson ' s disease patients .
( 2 ) To carry out clinical research on Wilson ' s disease , adopt different treatment plan , observe its clinical curative effect and influence on lung function and immune index , confirm whether the liver bean soup can improve the above - mentioned index ;
( 3 ) Copper loading model rats were used for drug intervention to compare their immune indexes and the changes of copper content in lung tissues , and observe the pathomorphological changes of lung tissues and their presence or absence of copper particle deposition , thus providing an objective basis for clinical copper ions damage to lung .
Method :
( 1 ) Sixty - seven WD patients who met the inclusion criteria were randomly divided into 2 groups , in which 35 were treated and 32 in the control group . The control group received DMPS , 6 - day course of treatment . The control group received DMPS , 6 - day course of treatment , and lasted for 2 days . The results showed that the indexes of clinical curative effect , TCM syndrome score , lung function , serum copper , copper blue protein , copper oxidase , 24h urine copper and safety were observed , and the correlation between lung function and immune function was analyzed .
( 2 ) The copper - loaded rat model was prepared by diet supplemented with copper sulfate . After grouping , the abdominal aorta was taken from the blood and the lung tissue samples were collected . Using NAVIOS flow cytometry , the contents of copper in the lung tissues were measured by means of the NAVIOS flow cytometry , and the pathological changes of lung tissues were observed under light microscope and electron microscope .
( 3 ) All the data were analyzed by SPSS 17.0 statistical software , and expressed by mean 卤 standard deviation ( x 卤 s ) . The comparison between the groups was t - test , the grade data was analyzed by Ridit , and the count data was examined by x2 . When the statistical result was p 鈮
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