AIM:To explore the anti-fibrotic effect of Haobie Yangyin Ruanjian Decoction(HYRD)on CCl4-induced hepatic fibrosis in rats and its modulation on the transforming growth factor(TGF)β-Smad signaling pathway.METHODS:Fif...AIM:To explore the anti-fibrotic effect of Haobie Yangyin Ruanjian Decoction(HYRD)on CCl4-induced hepatic fibrosis in rats and its modulation on the transforming growth factor(TGF)β-Smad signaling pathway.METHODS:Fifty-six healthy Wistar rats were randomly divided into five groups:normal control group(n=6),CCl4-induced hepatic fibrosis group(n=14) and three treatment groups(the treated rats received HYRD via oral administration at daily dosages of 8.2,2.5 and 0.82 g/kg,respectively)of HYRD(n=12,respectively).Experimental hepatic fibrosis was induced by subcutaneous injection of carbon tetrachloride solution(CCl4 dissolved in peanut oil,4:6,V/V)with 0.5 mL/100 g body weight for the first time,and then 0.3 mL/100 g body weight twice a week for 8 wk.In the former 2 wk,rats were raised by feedstuffⅠ(80% corn meal,20%lard,0.5%cholesterol).After 2 wk,they were raised by feedstuffⅡ(corn meal and 0.5% cholesterol).Except for the control group,30%alcohol solution was given orally to each rat every other day from the beginning,1 mL for each rat.Liver function parameters and hepatic hydroxyproline content were detected by chromatometry.Serum levels of hyaluronic acid(HA),typeⅣcollagen(CIV),typeⅢprecollagen(PCⅢ)and laminin(LN)were assayed with radioimmunoassay.Deposition of collagen was observed with hematoxylin-eosin staining and collagen staining.Gene expression of TGFβ1 and Smad3 were detected with real-time reverse transcriptase-polymerase chain reaction and Western blotting,respectively.RESULTS:The serum levels of alanine transaminase and aspartate transaminase were increased in the model group compared with the control group(P<0.01),and they were decreased in the three treatment groups compared with the model group.The serum levels of total protein and albumin were decreased in the model group and increased in the three treatment groups.The hepatic hydroxyproline content and serum levels of PCⅢ,HA,LN and CIV were markedly increased in the model group compared with the control group,and decreased in the treatment groups.The gene expression of TGFβ1 and Smad3 was enhanced in the model group compared with the control group,and HYRD could down regulate their expression.CONCLUSION:HYRD can inhibit hepatic fibrosis induced by CCl4 in rats,which is probably associated with its down-regulation on fibrogenic signal transduction of TGFβ-Smad pathway.展开更多
Objective:To investigate the effect of Fuzheng Xiaoying Decoction on experimental autoimmune thyroiditis(EAT)model rats and explore its possible mechanism of immune regulation.Methods:Among the 40 female SD rats,10 we...Objective:To investigate the effect of Fuzheng Xiaoying Decoction on experimental autoimmune thyroiditis(EAT)model rats and explore its possible mechanism of immune regulation.Methods:Among the 40 female SD rats,10 were randomly selected as the blank group,and the rest were immunized with pig thyroglobulin and Freund's adjuvant combined with high iodine feeding to make the EAT model.After the model was established,they were randomly divided into three groups:the model group,the selenium yeast tablet group and the Fuzheng Xiaoying Decoction group,which were continuously gavaged for 2 months.The anti thyroid autoantibodies,thyroid function,IL-38 and Th17/Treg distribution were measured.The pathological changes of thyroid tissue were observed by HE staining.Results:Compared with the blank group,the levels of TPOAb and TGAb in the model group were significantly higher(P<0.05).Lymphocyte infiltration was seen in the thyroid tissue of the model group,and also the thyroid follicles were partially destroyed,the shape was irregular,and the colloid distribution was uneven,indicating that the modeling was successful.Compared with the model group,the levels of TPOAb and TGAb in the selenium yeast tablet group and the Fuzheng Xiaoying Decoction group decreased significantly(P<0.05).And the Fuzheng Xiaoying Decoction group had more significant improvement in thyroid follicle destruction and lymphocyte infiltration than the selenium yeast tablet group(P<0.05).Compared with the blank group,the levels of T3,T4,FT3 and FT4 in the model group increased,the level of IL-38 decreased,the proportion of Th17 increased,and the ratio of Th17/Treg increased(P<0.05).Compared with the model group,T4 level decreased,IL-38 level increased in the selenium yeast tablet group and the Fuzheng Xiaoying Decoction group(P<0.05).But there was no statistically significant difference in the reduction of Th17 proportion and Th17/Treg ratio between the above two groups and the model group(P>0.05).There was no significant difference in Treg ratio among the groups.Conclusion:Fuzheng Xiaoying Decoction can significantly reduce the level of anti thyroid autoantibodies in EAT rats by regulating the immunity of EAT rats,and improve the follicular destruction and lymphocyte infiltration of thyroid tissue in rats.展开更多
目的:探究金翘消瘿方加减治疗亚急性甲状腺炎(外感热毒证)的效果。方法:92例亚急性甲状腺炎外感热毒证患者随机分为对照组和联合组各46例。对照组口服醋酸泼尼松片治疗,联合组口服醋酸泼尼松片治疗的同时采用金翘消瘿方加减内服治疗,两...目的:探究金翘消瘿方加减治疗亚急性甲状腺炎(外感热毒证)的效果。方法:92例亚急性甲状腺炎外感热毒证患者随机分为对照组和联合组各46例。对照组口服醋酸泼尼松片治疗,联合组口服醋酸泼尼松片治疗的同时采用金翘消瘿方加减内服治疗,两组患者急性期疗程均为14d。比较两组患者疗效差异、急性期症状改善时间,治疗前后均检测甲状腺功能指标[游离三碘甲状腺原氨酸(FT3)、游离甲状腺素(FT4)、促甲状腺激素(TSH)]、红细胞沉降率(ESR)及炎症因子[高敏C反应蛋白(hs-CRP)、白细胞介素-6(IL-6)、肿瘤坏死因子-α(TNF-α)]水平进行比较,统计并计算不良反应率及随访3个月的复发率。结果:联合组治疗总有效率为91.30%,较对照组的76.09%显著更高( P <0.05);联合组患者退热、疼痛消退、消肿的急性期症状改善时间较对照组显著缩短( P <0.05);联合组患者治疗后的FT3、FT4、ESR及炎症因子(hs-CRP、IL-6、TNF-α)水平均较对照组显著缩短( P <0.05),TSH水平较对照组显著升高( P <0.05);比较两组用药期间的不良反应发生率差异无统计学意义( P >0.05)。治疗后随访3个月均无失访,联合组的复发率2.17%,较对照组13.04%显著更低( P <0.05)。结论:金翘消瘿方加减治疗亚急性甲状腺炎(外感热毒证)疗效显著,有利于临床症状的迅速缓解、甲状腺功能和ESR的恢复及机体炎症的改善,安全性好且复发率低。展开更多
基金Supported by The Major Project of Applied Basic Research Plan of the Scientific and Technological Department of Tianjin,No.06YFJZJC02900
文摘AIM:To explore the anti-fibrotic effect of Haobie Yangyin Ruanjian Decoction(HYRD)on CCl4-induced hepatic fibrosis in rats and its modulation on the transforming growth factor(TGF)β-Smad signaling pathway.METHODS:Fifty-six healthy Wistar rats were randomly divided into five groups:normal control group(n=6),CCl4-induced hepatic fibrosis group(n=14) and three treatment groups(the treated rats received HYRD via oral administration at daily dosages of 8.2,2.5 and 0.82 g/kg,respectively)of HYRD(n=12,respectively).Experimental hepatic fibrosis was induced by subcutaneous injection of carbon tetrachloride solution(CCl4 dissolved in peanut oil,4:6,V/V)with 0.5 mL/100 g body weight for the first time,and then 0.3 mL/100 g body weight twice a week for 8 wk.In the former 2 wk,rats were raised by feedstuffⅠ(80% corn meal,20%lard,0.5%cholesterol).After 2 wk,they were raised by feedstuffⅡ(corn meal and 0.5% cholesterol).Except for the control group,30%alcohol solution was given orally to each rat every other day from the beginning,1 mL for each rat.Liver function parameters and hepatic hydroxyproline content were detected by chromatometry.Serum levels of hyaluronic acid(HA),typeⅣcollagen(CIV),typeⅢprecollagen(PCⅢ)and laminin(LN)were assayed with radioimmunoassay.Deposition of collagen was observed with hematoxylin-eosin staining and collagen staining.Gene expression of TGFβ1 and Smad3 were detected with real-time reverse transcriptase-polymerase chain reaction and Western blotting,respectively.RESULTS:The serum levels of alanine transaminase and aspartate transaminase were increased in the model group compared with the control group(P<0.01),and they were decreased in the three treatment groups compared with the model group.The serum levels of total protein and albumin were decreased in the model group and increased in the three treatment groups.The hepatic hydroxyproline content and serum levels of PCⅢ,HA,LN and CIV were markedly increased in the model group compared with the control group,and decreased in the treatment groups.The gene expression of TGFβ1 and Smad3 was enhanced in the model group compared with the control group,and HYRD could down regulate their expression.CONCLUSION:HYRD can inhibit hepatic fibrosis induced by CCl4 in rats,which is probably associated with its down-regulation on fibrogenic signal transduction of TGFβ-Smad pathway.
基金supported by National Natural Science Foundation of China(No.81973855)。
文摘Objective:To investigate the effect of Fuzheng Xiaoying Decoction on experimental autoimmune thyroiditis(EAT)model rats and explore its possible mechanism of immune regulation.Methods:Among the 40 female SD rats,10 were randomly selected as the blank group,and the rest were immunized with pig thyroglobulin and Freund's adjuvant combined with high iodine feeding to make the EAT model.After the model was established,they were randomly divided into three groups:the model group,the selenium yeast tablet group and the Fuzheng Xiaoying Decoction group,which were continuously gavaged for 2 months.The anti thyroid autoantibodies,thyroid function,IL-38 and Th17/Treg distribution were measured.The pathological changes of thyroid tissue were observed by HE staining.Results:Compared with the blank group,the levels of TPOAb and TGAb in the model group were significantly higher(P<0.05).Lymphocyte infiltration was seen in the thyroid tissue of the model group,and also the thyroid follicles were partially destroyed,the shape was irregular,and the colloid distribution was uneven,indicating that the modeling was successful.Compared with the model group,the levels of TPOAb and TGAb in the selenium yeast tablet group and the Fuzheng Xiaoying Decoction group decreased significantly(P<0.05).And the Fuzheng Xiaoying Decoction group had more significant improvement in thyroid follicle destruction and lymphocyte infiltration than the selenium yeast tablet group(P<0.05).Compared with the blank group,the levels of T3,T4,FT3 and FT4 in the model group increased,the level of IL-38 decreased,the proportion of Th17 increased,and the ratio of Th17/Treg increased(P<0.05).Compared with the model group,T4 level decreased,IL-38 level increased in the selenium yeast tablet group and the Fuzheng Xiaoying Decoction group(P<0.05).But there was no statistically significant difference in the reduction of Th17 proportion and Th17/Treg ratio between the above two groups and the model group(P>0.05).There was no significant difference in Treg ratio among the groups.Conclusion:Fuzheng Xiaoying Decoction can significantly reduce the level of anti thyroid autoantibodies in EAT rats by regulating the immunity of EAT rats,and improve the follicular destruction and lymphocyte infiltration of thyroid tissue in rats.
文摘目的:探究金翘消瘿方加减治疗亚急性甲状腺炎(外感热毒证)的效果。方法:92例亚急性甲状腺炎外感热毒证患者随机分为对照组和联合组各46例。对照组口服醋酸泼尼松片治疗,联合组口服醋酸泼尼松片治疗的同时采用金翘消瘿方加减内服治疗,两组患者急性期疗程均为14d。比较两组患者疗效差异、急性期症状改善时间,治疗前后均检测甲状腺功能指标[游离三碘甲状腺原氨酸(FT3)、游离甲状腺素(FT4)、促甲状腺激素(TSH)]、红细胞沉降率(ESR)及炎症因子[高敏C反应蛋白(hs-CRP)、白细胞介素-6(IL-6)、肿瘤坏死因子-α(TNF-α)]水平进行比较,统计并计算不良反应率及随访3个月的复发率。结果:联合组治疗总有效率为91.30%,较对照组的76.09%显著更高( P <0.05);联合组患者退热、疼痛消退、消肿的急性期症状改善时间较对照组显著缩短( P <0.05);联合组患者治疗后的FT3、FT4、ESR及炎症因子(hs-CRP、IL-6、TNF-α)水平均较对照组显著缩短( P <0.05),TSH水平较对照组显著升高( P <0.05);比较两组用药期间的不良反应发生率差异无统计学意义( P >0.05)。治疗后随访3个月均无失访,联合组的复发率2.17%,较对照组13.04%显著更低( P <0.05)。结论:金翘消瘿方加减治疗亚急性甲状腺炎(外感热毒证)疗效显著,有利于临床症状的迅速缓解、甲状腺功能和ESR的恢复及机体炎症的改善,安全性好且复发率低。
