Objective Diabetic cardiomyopathy(DCM)represents a substantial risk factor for heart failure and increased mortality in individuals afflicted with diabetes mellitus(DM).DCM typically manifests as myocardial fibrosis,m...Objective Diabetic cardiomyopathy(DCM)represents a substantial risk factor for heart failure and increased mortality in individuals afflicted with diabetes mellitus(DM).DCM typically manifests as myocardial fibrosis,myocardial hypertrophy,and impaired left ventricular diastolic function.While the clinical utility of the Jianpi Qinghua(JPQH)formula has been established in treating diabetes and insulin resistance,its potential efficacy in alleviating diabetic cardiomyopathy remains uncertain.This study aims to investigate the impact and underlying molecular mechanisms of the JPQH formula(JPQHF)in ameliorating myocardial injury in nonobese diabetic rats,specifically focusing on apoptosis and inflammation.Methods Wistar rats were assigned as the normal control group(CON),while Goto-Kakizaki(GK)rats were randomly divided into three groups:DM,DM treated with the JPQHF,and DM treated with metformin(MET).Following a 4-week treatment regimen,various biochemical markers related to glucose metabolism,cardiac function,cardiac morphology,and myocardial ultrastructure in GK rats were assessed.RNA sequencing was utilized to analyze differential gene expression and identify potential therapeutic targets.In vitro experiments involved high glucose to induce apoptosis and inflammation in H9c2 cells.Cell viability was evaluated using CCK-8 assay,apoptosis was monitored via flow cytometry,and the production of inflammatory cytokines was measured using quantitative real-time PCR(qPCR)and ELISA.Protein expression levels were determined by Western blotting analysis.The investigation also incorporated the use of MAPK inhibitors to further elucidate the mechanism at both the transcriptional and protein levels.Results The JPQHF group exhibited significant reductions in interventricular septal thickness at end-systole(IVSs)and left ventricular internal diameter at end-systole and end-diastole(LVIDs and LVIDd).JPQHF effectively suppressed high glucose-induced activation of IL-1βand caspase 3 in cardiomyocytes.Furthermore,JPQHF downregulated the expression of myocardial JunB/c-Fos,which was upregulated in both diabetic rats and high glucose-treated H9c2 cells.Conclusion The JPQH formula holds promise in mitigating diabetic myocardial apoptosis and inflammation in cardiomyocytes by inhibiting JunB/c-Fos expression through suppressing the MAPK(p38 and ERK1/2)pathway.展开更多
Along with the rapid progress of computer technology, it has become a natural trend that computers are used to handle office routine work to realize office automation. Offered by the Beijing Qinghua Wentong Informatio...Along with the rapid progress of computer technology, it has become a natural trend that computers are used to handle office routine work to realize office automation. Offered by the Beijing Qinghua Wentong Information Technology Company, the Qinghua Wentong intelligent office system is a newly developed and integrated展开更多
OBJECTIVE:To explore the mechanism by which Qinghua decoction(清化饮)regulates neuroendocrine inflammation in chronic nonbacterial prostatitis(CNP)model rats and provide an experimental basis for clinical treatment.ME...OBJECTIVE:To explore the mechanism by which Qinghua decoction(清化饮)regulates neuroendocrine inflammation in chronic nonbacterial prostatitis(CNP)model rats and provide an experimental basis for clinical treatment.METHODS:The rats were randomly divided into six groups:normal control,model,Qianlie Tongyu capsule,low-dose Qinghua decoction,medium-dose Qinghua decoction,and high-dose Qinghua decoction group with six rats in each group.Rats in each group were sacrificed on the 29th day of treatment,and blood and prostate tissues were collected.Serum levels of tumor necrosis factor-alpha and interleukins 1-beta,6,8,and 10(TNF-αand IL-1β,-6,-8,and-10,respectively)were measured using enzyme-linked immunosorbent assay.The pathological changes in the rat prostate tissue in each group were observed under a light microscope.The expression levels of chromogranin A(CgA),nerve growth factor(NGF),and tyrosine kinase A(TrkA)were detected using reverse transcription quantitative polymerase chain reaction.Western blotting was used to detect protein expression of CgA,NGF,and TrkA.RESULTS:In the model group,the prostate capsule membrane and stroma were significantly dilated with more inflammatory cells infiltrating the stroma and perivessels.TNF-α,IL-1β,-6,and-8,CgA,NGF,and TrkA levels increased,whereas the content of IL-10 decreased,which was statistically significant compared to that in the normal control group(P<0.05).Prostate tissue cells in the high-dose group were neatly arranged with no obvious inflammatory cell infiltration.When compared with the model group,the high-dose Qinghua decoction group showed a significant improvement in these indices(P<0.05).CONCLUSION:Qinghua decoction led to inhibition of pathological changes in the prostate tissue of rats with CNP,regulation of inflammatory cytokine expression,and inhibition in the expression of CgA,NGF,and TrkA.This mechanism may be primarily related to regulation of the CgA/NGF/TrkA signaling pathway mediated by various inflammatory factors.展开更多
目的基于网络药理学联合基因表达数据库(GEO)芯片分析及分子对接技术探讨健脾清化化瘀汤治疗胃癌前病变(PLGC)的成分靶点及信号通路,预测其潜在作用机制。方法利用中药系统药理学数据库与分析平台(TCMSP)及本草组鉴数据库(HERB)搜集健...目的基于网络药理学联合基因表达数据库(GEO)芯片分析及分子对接技术探讨健脾清化化瘀汤治疗胃癌前病变(PLGC)的成分靶点及信号通路,预测其潜在作用机制。方法利用中药系统药理学数据库与分析平台(TCMSP)及本草组鉴数据库(HERB)搜集健脾清化化瘀汤中14味药物的活性成分和靶点。通过GEO数据库中的GSE55696基因芯片获取差异表达基因,利用人类孟德尔遗传在线数据库(OMIM)、Dis Ge Net、Gene Cards疾病数据库获取PLGC的相关疾病靶点,运用R软件获取健脾清化化瘀汤治疗PLGC的关键靶点。通过R语言对关键靶点进行基因本体论(GO)和京都基因和基因组的百科全书(KEGG)通路富集分析,利用蛋白互作(STRING)数据库及Cytoscape3.9.1软件绘制关键靶点的蛋白质-蛋白质相互作用(PPI)网络,筛选出核心靶点,利用Cytoscape3.9.1构建健脾清化化瘀汤与PLGC的“活性成分-关键靶点”网络,筛选出核心成分,最后将核心成分与核心靶点进行分子对接,探索蛋白与分子间的亲和性。结果共获得健脾清化化瘀汤226个活性成分,对应416个药物靶点;获得PLGC差异表达基因1673个,疾病数据库获得相关靶点1302个;药物与疾病交集基因149个;GO功能富集分析得到2802个条目,KEGG通路富集分析得到161条相关通路,主要涉及糖尿病并发症晚期糖基化终末产物/AGEs受体(AGE-RAGE)信号通路与癌症相关信号通路;筛选得到核心活性成分槲皮素、木犀草素等,核心靶点TP53、JUN、AKT1等;分子对接结果证实核心成分与核心靶点之间有较好的结合活性。结论健脾清化化瘀汤可能通过参与多条信号通路作用于多成分、多靶点,从而发挥治疗PLGC的效用。展开更多
基金supported by grants from the National Natural Science Foundation of China(No.81874434 and No.81804053)Yangtze River Delta Traditional Chinese Medicine Endocrinology and Metabolic Disease Specialist Alliance(No.ZY2021-2023-0302).
文摘Objective Diabetic cardiomyopathy(DCM)represents a substantial risk factor for heart failure and increased mortality in individuals afflicted with diabetes mellitus(DM).DCM typically manifests as myocardial fibrosis,myocardial hypertrophy,and impaired left ventricular diastolic function.While the clinical utility of the Jianpi Qinghua(JPQH)formula has been established in treating diabetes and insulin resistance,its potential efficacy in alleviating diabetic cardiomyopathy remains uncertain.This study aims to investigate the impact and underlying molecular mechanisms of the JPQH formula(JPQHF)in ameliorating myocardial injury in nonobese diabetic rats,specifically focusing on apoptosis and inflammation.Methods Wistar rats were assigned as the normal control group(CON),while Goto-Kakizaki(GK)rats were randomly divided into three groups:DM,DM treated with the JPQHF,and DM treated with metformin(MET).Following a 4-week treatment regimen,various biochemical markers related to glucose metabolism,cardiac function,cardiac morphology,and myocardial ultrastructure in GK rats were assessed.RNA sequencing was utilized to analyze differential gene expression and identify potential therapeutic targets.In vitro experiments involved high glucose to induce apoptosis and inflammation in H9c2 cells.Cell viability was evaluated using CCK-8 assay,apoptosis was monitored via flow cytometry,and the production of inflammatory cytokines was measured using quantitative real-time PCR(qPCR)and ELISA.Protein expression levels were determined by Western blotting analysis.The investigation also incorporated the use of MAPK inhibitors to further elucidate the mechanism at both the transcriptional and protein levels.Results The JPQHF group exhibited significant reductions in interventricular septal thickness at end-systole(IVSs)and left ventricular internal diameter at end-systole and end-diastole(LVIDs and LVIDd).JPQHF effectively suppressed high glucose-induced activation of IL-1βand caspase 3 in cardiomyocytes.Furthermore,JPQHF downregulated the expression of myocardial JunB/c-Fos,which was upregulated in both diabetic rats and high glucose-treated H9c2 cells.Conclusion The JPQH formula holds promise in mitigating diabetic myocardial apoptosis and inflammation in cardiomyocytes by inhibiting JunB/c-Fos expression through suppressing the MAPK(p38 and ERK1/2)pathway.
文摘Along with the rapid progress of computer technology, it has become a natural trend that computers are used to handle office routine work to realize office automation. Offered by the Beijing Qinghua Wentong Information Technology Company, the Qinghua Wentong intelligent office system is a newly developed and integrated
基金Hebei Administration of Traditional Chinese Medicine Project:Study on the Neuroendocrine Mechanism of Chronic Prostatitis Rats Regulated by the Method of Clearing heat and Dampness,Activating Blood and Removing Stasis(No.2019087)Hebei Provincial Department of Education for Postgraduate Innovation Ability Training Project:the Mechanism of Improving Pulmonary Function of COPD Rats with Lung Qi Deficiency by Regulating Intestinal Bacteria with Peitu Shengjin Formula(No.CXZZBS2020151)Provincial Universities Basic Research Funds Special Project:Study on the Mechanism of Shenling Baizhu Powder Based on Lung Intestine Axis to Interfere with the Deficiency of Lung and Spleen in Experimental COPD(YJZ2019010)。
文摘OBJECTIVE:To explore the mechanism by which Qinghua decoction(清化饮)regulates neuroendocrine inflammation in chronic nonbacterial prostatitis(CNP)model rats and provide an experimental basis for clinical treatment.METHODS:The rats were randomly divided into six groups:normal control,model,Qianlie Tongyu capsule,low-dose Qinghua decoction,medium-dose Qinghua decoction,and high-dose Qinghua decoction group with six rats in each group.Rats in each group were sacrificed on the 29th day of treatment,and blood and prostate tissues were collected.Serum levels of tumor necrosis factor-alpha and interleukins 1-beta,6,8,and 10(TNF-αand IL-1β,-6,-8,and-10,respectively)were measured using enzyme-linked immunosorbent assay.The pathological changes in the rat prostate tissue in each group were observed under a light microscope.The expression levels of chromogranin A(CgA),nerve growth factor(NGF),and tyrosine kinase A(TrkA)were detected using reverse transcription quantitative polymerase chain reaction.Western blotting was used to detect protein expression of CgA,NGF,and TrkA.RESULTS:In the model group,the prostate capsule membrane and stroma were significantly dilated with more inflammatory cells infiltrating the stroma and perivessels.TNF-α,IL-1β,-6,and-8,CgA,NGF,and TrkA levels increased,whereas the content of IL-10 decreased,which was statistically significant compared to that in the normal control group(P<0.05).Prostate tissue cells in the high-dose group were neatly arranged with no obvious inflammatory cell infiltration.When compared with the model group,the high-dose Qinghua decoction group showed a significant improvement in these indices(P<0.05).CONCLUSION:Qinghua decoction led to inhibition of pathological changes in the prostate tissue of rats with CNP,regulation of inflammatory cytokine expression,and inhibition in the expression of CgA,NGF,and TrkA.This mechanism may be primarily related to regulation of the CgA/NGF/TrkA signaling pathway mediated by various inflammatory factors.
文摘目的基于网络药理学联合基因表达数据库(GEO)芯片分析及分子对接技术探讨健脾清化化瘀汤治疗胃癌前病变(PLGC)的成分靶点及信号通路,预测其潜在作用机制。方法利用中药系统药理学数据库与分析平台(TCMSP)及本草组鉴数据库(HERB)搜集健脾清化化瘀汤中14味药物的活性成分和靶点。通过GEO数据库中的GSE55696基因芯片获取差异表达基因,利用人类孟德尔遗传在线数据库(OMIM)、Dis Ge Net、Gene Cards疾病数据库获取PLGC的相关疾病靶点,运用R软件获取健脾清化化瘀汤治疗PLGC的关键靶点。通过R语言对关键靶点进行基因本体论(GO)和京都基因和基因组的百科全书(KEGG)通路富集分析,利用蛋白互作(STRING)数据库及Cytoscape3.9.1软件绘制关键靶点的蛋白质-蛋白质相互作用(PPI)网络,筛选出核心靶点,利用Cytoscape3.9.1构建健脾清化化瘀汤与PLGC的“活性成分-关键靶点”网络,筛选出核心成分,最后将核心成分与核心靶点进行分子对接,探索蛋白与分子间的亲和性。结果共获得健脾清化化瘀汤226个活性成分,对应416个药物靶点;获得PLGC差异表达基因1673个,疾病数据库获得相关靶点1302个;药物与疾病交集基因149个;GO功能富集分析得到2802个条目,KEGG通路富集分析得到161条相关通路,主要涉及糖尿病并发症晚期糖基化终末产物/AGEs受体(AGE-RAGE)信号通路与癌症相关信号通路;筛选得到核心活性成分槲皮素、木犀草素等,核心靶点TP53、JUN、AKT1等;分子对接结果证实核心成分与核心靶点之间有较好的结合活性。结论健脾清化化瘀汤可能通过参与多条信号通路作用于多成分、多靶点,从而发挥治疗PLGC的效用。
