OBJECTIVE:To investigate efficacy of Lidan Tang(LDT)on gallstone induced by high fat diet in mice,and to study its underlying mechanism.METHODS:Mice were fed with high fat diet every day and treated with LDT(9.01 time...OBJECTIVE:To investigate efficacy of Lidan Tang(LDT)on gallstone induced by high fat diet in mice,and to study its underlying mechanism.METHODS:Mice were fed with high fat diet every day and treated with LDT(9.01 times of human clinic dosage).Mice were randomly divided into 6 groups as control group,gallstone model group(high-fat diet),positive control ursodeoxycholic acid(UDCA)group(80 mg·kg^-1·d^-1,i.g.),LDT low dose group(6 kg/d,i.g.),LDT middle dose group(12 kg/d,i.g.),and LDT high dose group(24 kg/d,i.g.).The whole experiment was lasted for 4 weeks.The levels of ALT,AST,LDH,CHO,HDL-C and LDL-C in serum were measured,the pathological sections were observed by hematoxylin-eosin staining,the activities of antioxidant enzymes were measured by kits,and the proteins related to oxidative stress and lipid transport were detected by Western blot analysis.RESULTS:LDT could significantly reduce the contents of ALT and AST in serum and improve the pathological tissue of liver.LDT could significantly reduce the content of MDA and LPO,and increase the level of GSH and GSH-PX in liver tissue.The data of Western blot showed that LDT had antioxidant effect promoting Keap1/Nrf2 pathway and regulated the process of lipid transport,which was statistically significant.In addition,LDT treatment inhibited the expression of ATP-binding cassette transports ABCG5/8 in liver,and reduced cholesterol transport from the hepatocytes to the gallbladder.CONCLUSION:LDT has protective effect on gallstones induced by high fat diet in mice,which might be based on the protective effect on liver,including enhancing the antioxidant capacity of liver and reducing the production of lipid peroxides.展开更多
目的:探讨利胆排石汤保守治疗慢性胆囊炎肝胆气滞证的临床疗效以及对血清瘦素(LEP)和肿瘤坏死因子-α(TNF-α)水平的影响。方法:选择慢性胆囊炎患者120例,随机按数字表法分为对照组和治疗组各60例,剔除脱落和遗失病例,对照组实际完成病...目的:探讨利胆排石汤保守治疗慢性胆囊炎肝胆气滞证的临床疗效以及对血清瘦素(LEP)和肿瘤坏死因子-α(TNF-α)水平的影响。方法:选择慢性胆囊炎患者120例,随机按数字表法分为对照组和治疗组各60例,剔除脱落和遗失病例,对照组实际完成病例59例,治疗组实际完成58例;对照组参照《中国慢性胆囊炎、胆囊结石内科诊疗共识意见》治疗,急性发作期采用硝酸甘油片,0.5 mg舌下含服,1次/4 h;盐酸异丙嗪片口服,2片/次,2次/d;消化不良者应用复方阿嗪米特肠溶片,2片/次,3次/d;抗感染采用注射用哌拉西林钠他唑巴坦钠,4.5 g/次,用250 m L 5%葡萄糖注射液稀释,静脉滴注,2次/d;甲硝唑片,3片/次,3次/d,口服。治疗组在对照组治疗的基础上加用利胆排石汤治疗,1剂/d,常规水煎煮2次,分早晚2次内服;两组患者均给予4周治疗。比较两组治疗前后中医临床症状评分、胆囊壁厚度以及胆囊收缩功能;检测两组LEP和TNF-α水平。结果:治疗组治疗后中医临床症状积分均明显低于对照组(P<0.01);治疗组临床总有效率为93.1%,对照组为76.27%,治疗组优于对照组(P<0.05);治疗组治疗后胆囊收缩功能显著高于对照组,而胆囊壁厚度明显低于对照组(P<0.01);治疗后治疗组血清LEP和TNF-α水平均明显低于对照组,比较差异均有统计学意义(P<0.01)。结论:利胆排石汤联合保守治疗慢性胆囊炎肝胆气滞证可明显改善中医临床症状积分,增强胆囊收缩功能,减少胆囊壁厚度,提高临床治疗效果,降低患者血清LEP和TNF-α水平。展开更多
基金the National Natural Science Foundation of China(the Mechanism of Treating Cholelithiasis Based on the Theory of Biliary Diseases Treated by Differentiating Syndromes of the Liver,No.81473570)the Drug Innovation Major Project(No.2018ZX09711001-002-007,2018-ZX09711001-003-005,2018ZX09711001-009-013)Beijing Key Laboratory of New Drug Mechanisms and Pharmacological Evaluation Study(BZ0150)。
文摘OBJECTIVE:To investigate efficacy of Lidan Tang(LDT)on gallstone induced by high fat diet in mice,and to study its underlying mechanism.METHODS:Mice were fed with high fat diet every day and treated with LDT(9.01 times of human clinic dosage).Mice were randomly divided into 6 groups as control group,gallstone model group(high-fat diet),positive control ursodeoxycholic acid(UDCA)group(80 mg·kg^-1·d^-1,i.g.),LDT low dose group(6 kg/d,i.g.),LDT middle dose group(12 kg/d,i.g.),and LDT high dose group(24 kg/d,i.g.).The whole experiment was lasted for 4 weeks.The levels of ALT,AST,LDH,CHO,HDL-C and LDL-C in serum were measured,the pathological sections were observed by hematoxylin-eosin staining,the activities of antioxidant enzymes were measured by kits,and the proteins related to oxidative stress and lipid transport were detected by Western blot analysis.RESULTS:LDT could significantly reduce the contents of ALT and AST in serum and improve the pathological tissue of liver.LDT could significantly reduce the content of MDA and LPO,and increase the level of GSH and GSH-PX in liver tissue.The data of Western blot showed that LDT had antioxidant effect promoting Keap1/Nrf2 pathway and regulated the process of lipid transport,which was statistically significant.In addition,LDT treatment inhibited the expression of ATP-binding cassette transports ABCG5/8 in liver,and reduced cholesterol transport from the hepatocytes to the gallbladder.CONCLUSION:LDT has protective effect on gallstones induced by high fat diet in mice,which might be based on the protective effect on liver,including enhancing the antioxidant capacity of liver and reducing the production of lipid peroxides.
文摘目的:探讨利胆排石汤保守治疗慢性胆囊炎肝胆气滞证的临床疗效以及对血清瘦素(LEP)和肿瘤坏死因子-α(TNF-α)水平的影响。方法:选择慢性胆囊炎患者120例,随机按数字表法分为对照组和治疗组各60例,剔除脱落和遗失病例,对照组实际完成病例59例,治疗组实际完成58例;对照组参照《中国慢性胆囊炎、胆囊结石内科诊疗共识意见》治疗,急性发作期采用硝酸甘油片,0.5 mg舌下含服,1次/4 h;盐酸异丙嗪片口服,2片/次,2次/d;消化不良者应用复方阿嗪米特肠溶片,2片/次,3次/d;抗感染采用注射用哌拉西林钠他唑巴坦钠,4.5 g/次,用250 m L 5%葡萄糖注射液稀释,静脉滴注,2次/d;甲硝唑片,3片/次,3次/d,口服。治疗组在对照组治疗的基础上加用利胆排石汤治疗,1剂/d,常规水煎煮2次,分早晚2次内服;两组患者均给予4周治疗。比较两组治疗前后中医临床症状评分、胆囊壁厚度以及胆囊收缩功能;检测两组LEP和TNF-α水平。结果:治疗组治疗后中医临床症状积分均明显低于对照组(P<0.01);治疗组临床总有效率为93.1%,对照组为76.27%,治疗组优于对照组(P<0.05);治疗组治疗后胆囊收缩功能显著高于对照组,而胆囊壁厚度明显低于对照组(P<0.01);治疗后治疗组血清LEP和TNF-α水平均明显低于对照组,比较差异均有统计学意义(P<0.01)。结论:利胆排石汤联合保守治疗慢性胆囊炎肝胆气滞证可明显改善中医临床症状积分,增强胆囊收缩功能,减少胆囊壁厚度,提高临床治疗效果,降低患者血清LEP和TNF-α水平。