目的探究血清晚期糖基化终产物受体(RAGE)、高迁移率族蛋白B1(high mobility group protein B1,HMGB1)水平与重症肺炎(SP)急性呼吸窘迫综合征(ARDS)发病及γ-干扰素(IFN-γ)/白细胞介素4(IL-4)变化的关系。方法前瞻性选取2020年3月至202...目的探究血清晚期糖基化终产物受体(RAGE)、高迁移率族蛋白B1(high mobility group protein B1,HMGB1)水平与重症肺炎(SP)急性呼吸窘迫综合征(ARDS)发病及γ-干扰素(IFN-γ)/白细胞介素4(IL-4)变化的关系。方法前瞻性选取2020年3月至2022年2月我院收治的100例SP患儿为研究对象,根据患儿是否发生继发性ARDS将患儿分为ARDS组(n=56)和对照组(n=44),收集患儿一般资料,采集外周血以酶联免疫吸附法进行RAGE、HMGB1、IFN-γ和IL-4表达水平检测,采用多因素logistic回归分析SP患儿继发ARDS的影响因素,采用Pearson相关性分析其与IFN-γ/IL-4的相关性,并采用受试者工作曲线(ROC)分析RAGE、HMGB1表达对SP患儿继发ARDS的预测价值。结果两组SP患儿性别、年龄、体温以及发病季节之间无显著差异,ARDS组致病菌种类多于对照组,PaO_(2)/FiO_(2)和APS评分、血清RAGE、HMGB1、IFN-γ和IL-4表达水平以及IFN-γ/IL-4比值均高于对照组(P<0.05)。经多因素logistic回归分析可知,致病菌种类、PaO_(2)/FiO_(2)、RAGE、HMGB1表达、IFN-γ、IL-4和IFN-γ/IL-4均为SP患儿继发ARDS的影响因素。经Pearson相关检验,SP患儿血清RAGE、HMGB1表达水平与IFN-γ、IL-4和IFN-γ/IL-4均呈正相关(P<0.05)。经ROC曲线分析可得,血清RAGE、HMGB1水平预测SP患儿发生ARDS的AUC分别为0.707和0.750,灵敏度分别为73.2%、64.3%,特异度分别为68.2%、77.3%,两者联合预测的AUC为0.848,灵敏度和特异度分别为80.4%和81.8%。结论SP继发ARDS患儿血清中RAGE、HMGB1表达水平较高,与IFN-γ/IL-4呈正相关,监测患儿血清RAGE、HMGB1表达对SP患儿继发ARDS的风险有一定的预测价值。展开更多
Objective:This study aimed to elucidate the influence of IFN-gamma(IFN-γ)in neuroblastoma(NB)cells and reveal its potential underlying molecular mechanism.Methods:The Cell Counting Kit-8,Transwell apparatus,and flow ...Objective:This study aimed to elucidate the influence of IFN-gamma(IFN-γ)in neuroblastoma(NB)cells and reveal its potential underlying molecular mechanism.Methods:The Cell Counting Kit-8,Transwell apparatus,and flow cytometry were employed to assess cellular viability,migratory capacity,invasive potential,and apoptotic rates,respectively.RNA-seq combined with bioinformatics analysis revealed differentially expressed genes(DEGs)and their possible biological functions.Protein levels were determined by western blot analysis.Results:IFN-γtreatment resulted in diminished cell viability,mitigated migratory and invasive capabilities,and augmented apoptotic activity in the SK-N-BE(2)cell line,whereas it exhibited the opposite effect in SH-SY5Y cells.Furthermore,interferon regulatory factor 1(IRF-1)was the common DEG in both IFN-γ-treated SK-N-BE(2)and SH-SY5Y cells.Additionally,we found that it was underexpressed in NB tissues.The depletion of IRF-1 promoted the progression of both SK-N-BE(2)and SH-SY5Y cells.Moreover,IRF-1 knockdown effectively counteracted the effects of IFN-γon SK-N-BE(2)cells,while exacerbating them in SH-SY5Y cells.Conclusion:This study verified that IFN-γexerted a distinct role in both N-Myc-and non-N-Myc-amplified NB cells,partially by mediating the expression of IRF-1,suggesting that it may serve as a potent agent for treating patients with NB.展开更多
Background:To explored whether moxa cone moxibustion can reduce peritoneal inflammation by increasing the content of peritoneal macrophages and B cells via interferon-gamma.Methods:The mice were randomly divided into ...Background:To explored whether moxa cone moxibustion can reduce peritoneal inflammation by increasing the content of peritoneal macrophages and B cells via interferon-gamma.Methods:The mice were randomly divided into three groups with six mice in each group:the control group,model group,and moxibustion group,and the model was established in mice using cyclophosphamide.In the moxibustion group,the mice received moxa cone moxibustion at Zusanli(ST36)for 7 days.Analysis of Peritoneal cell were detected by flow cytometry and immunofluorescence,the protein expression level in the peritoneal fluid were measured with mouse cytokine antibody arrays and verified by enzyme linked immuno sorbent assay test,and RNA-Sequencing was used for peritoneal cell RNA analysis.Results:Our results showed that moxa cone moxibustion could reduce the loss of large peritoneal macrophages and B1 cells(P<0.05).With the cytokine array analysis and enzyme linked immuno sorbent assay test of peritoneal fluid,we found that IFN‐γwas up-regulated in moxibustion group(P<0.05).There were 169 genes were down-regulated in the model group and up-regulated in the moxibustion group while 19 genes that were up-regulated in the model group and down-regulated in the moxibustion group via RNA-sequencing.Kyoto Encyclopedia of Genes and Genomes pathway analysis of 188 intersect differentially expressed genes were found that the top 3 pathways with the highest enrichment of up-regulated genes included Hematopoietic cell lineage,Inflammatory bowel disease and Malaria.The differentially expressed genes visualization protein-protein interaction network shows the top 10 genes including Ifng,Grb2,CCR7,CTLA4,CXCR5,Foxp3,kit,PRF1,CD5 and klrg1.Conclusion:These findings showed that moxa cone moxibustion can alleviate chemotherapy-induced diarrhea by reducing the loss of large peritoneal macrophages and B1 cells in the peritoneal cavity,possibly through up-regulating inflammatory bowel disease signaling pathway via interferon-gamma to regulate the survival and function of large peritoneal macrophages and B1 cells.展开更多
目的探讨祛湿清热针刺疗法对急性湿疹患者AhR、IFN-γ、EOS、IL-17水平的影响。方法选取2021年11月—2023年7月期间于马鞍山中医院收治的78例急性湿疹患者,采用随机数字表法分为对照组和治疗组,每组各39例。对照组给予常规治疗,治疗组...目的探讨祛湿清热针刺疗法对急性湿疹患者AhR、IFN-γ、EOS、IL-17水平的影响。方法选取2021年11月—2023年7月期间于马鞍山中医院收治的78例急性湿疹患者,采用随机数字表法分为对照组和治疗组,每组各39例。对照组给予常规治疗,治疗组给予祛湿清热针刺疗法治疗。治疗2周后,观察比较两组患者临床疗效、不良反应情况,治疗前后中医证候评分、湿疹面积及严重度指数(Eczema area and severity index,EASI)评分、视觉模拟评分法(Visual pain scale,VAS)评分、实验室检查指标[嗜酸性粒细胞(Eosinophil,EOS)、白细胞介素-17(Interleukin-17,IL-17)、干扰素-γ(Interferon,IFN-γ)、芳香烃受体(Aromatic hydrocarbon receptor,AhR)]、皮肤生理功能指标。结果治疗后治疗组临床总有效率97.44%(38/39)明显高于对照组82.05%(32/39),差异有统计学意义(P<0.05)。治疗后两组患者发病急、病程短、渗出明显、皮损潮红、伴红疹、灼热瘙痒、自觉发热、口渴欲饮、心烦评分均较治疗前降低,差异有统计学意义(P<0.05);且治疗组患者发病急、病程短、渗出明显、皮损潮红、伴红疹、灼热瘙痒、自觉发热、口渴欲饮、心烦评分均明显低于对照组,差异有统计学意义(P<0.05)。治疗后两组患者EASI、VAS评分均较治疗前降低,差异有统计学意义(P<0.05);且治疗组EASI、VAS评分均较对照组明显降低,差异有统计学意义(P<0.05)。治疗后两组患者AhR、IL-17、IFN-γ、EOS水平均较治疗前降低,差异有统计学意义(P<0.05);且治疗组AhR、IL-17、IFN-γ、EOS水平均较对照组明显降低,差异有统计学意义(P<0.05)。治疗后两组患者皮肤生理功能指标较治疗前升高,差异有统计学意义(P<0.05);且治疗组皮肤生理功能指标较对照组明显升高,差异有统计学意义(P<0.05)。治疗期间,治疗组不良反应发生率7.69%(3/39)与对照组17.95%(7/39)比较,差异无统计学意义(P>0.05)。结论祛湿清热针刺疗法能够有效降低急性湿疹患者AhR、IFN-γ、EOS、IL-17水平,降低炎症反应,疗效明显。展开更多
文摘目的探究血清晚期糖基化终产物受体(RAGE)、高迁移率族蛋白B1(high mobility group protein B1,HMGB1)水平与重症肺炎(SP)急性呼吸窘迫综合征(ARDS)发病及γ-干扰素(IFN-γ)/白细胞介素4(IL-4)变化的关系。方法前瞻性选取2020年3月至2022年2月我院收治的100例SP患儿为研究对象,根据患儿是否发生继发性ARDS将患儿分为ARDS组(n=56)和对照组(n=44),收集患儿一般资料,采集外周血以酶联免疫吸附法进行RAGE、HMGB1、IFN-γ和IL-4表达水平检测,采用多因素logistic回归分析SP患儿继发ARDS的影响因素,采用Pearson相关性分析其与IFN-γ/IL-4的相关性,并采用受试者工作曲线(ROC)分析RAGE、HMGB1表达对SP患儿继发ARDS的预测价值。结果两组SP患儿性别、年龄、体温以及发病季节之间无显著差异,ARDS组致病菌种类多于对照组,PaO_(2)/FiO_(2)和APS评分、血清RAGE、HMGB1、IFN-γ和IL-4表达水平以及IFN-γ/IL-4比值均高于对照组(P<0.05)。经多因素logistic回归分析可知,致病菌种类、PaO_(2)/FiO_(2)、RAGE、HMGB1表达、IFN-γ、IL-4和IFN-γ/IL-4均为SP患儿继发ARDS的影响因素。经Pearson相关检验,SP患儿血清RAGE、HMGB1表达水平与IFN-γ、IL-4和IFN-γ/IL-4均呈正相关(P<0.05)。经ROC曲线分析可得,血清RAGE、HMGB1水平预测SP患儿发生ARDS的AUC分别为0.707和0.750,灵敏度分别为73.2%、64.3%,特异度分别为68.2%、77.3%,两者联合预测的AUC为0.848,灵敏度和特异度分别为80.4%和81.8%。结论SP继发ARDS患儿血清中RAGE、HMGB1表达水平较高,与IFN-γ/IL-4呈正相关,监测患儿血清RAGE、HMGB1表达对SP患儿继发ARDS的风险有一定的预测价值。
基金funded by the Special Basic Cooperative Research Programs of Yunnan Provincial Undergraduate Universities’Association(No.202101BA070001-126).
文摘Objective:This study aimed to elucidate the influence of IFN-gamma(IFN-γ)in neuroblastoma(NB)cells and reveal its potential underlying molecular mechanism.Methods:The Cell Counting Kit-8,Transwell apparatus,and flow cytometry were employed to assess cellular viability,migratory capacity,invasive potential,and apoptotic rates,respectively.RNA-seq combined with bioinformatics analysis revealed differentially expressed genes(DEGs)and their possible biological functions.Protein levels were determined by western blot analysis.Results:IFN-γtreatment resulted in diminished cell viability,mitigated migratory and invasive capabilities,and augmented apoptotic activity in the SK-N-BE(2)cell line,whereas it exhibited the opposite effect in SH-SY5Y cells.Furthermore,interferon regulatory factor 1(IRF-1)was the common DEG in both IFN-γ-treated SK-N-BE(2)and SH-SY5Y cells.Additionally,we found that it was underexpressed in NB tissues.The depletion of IRF-1 promoted the progression of both SK-N-BE(2)and SH-SY5Y cells.Moreover,IRF-1 knockdown effectively counteracted the effects of IFN-γon SK-N-BE(2)cells,while exacerbating them in SH-SY5Y cells.Conclusion:This study verified that IFN-γexerted a distinct role in both N-Myc-and non-N-Myc-amplified NB cells,partially by mediating the expression of IRF-1,suggesting that it may serve as a potent agent for treating patients with NB.
基金The authors acknowledge the support of the National Natural Science Foundation of China(No.81804171)Project of Guangdong Provincial Administration of Traditional Chinese Medicine(No.20241049)The Scientific Research Projects of Medical and Health Institutions of Longhua District,Shenzhen(No.2023063).
文摘Background:To explored whether moxa cone moxibustion can reduce peritoneal inflammation by increasing the content of peritoneal macrophages and B cells via interferon-gamma.Methods:The mice were randomly divided into three groups with six mice in each group:the control group,model group,and moxibustion group,and the model was established in mice using cyclophosphamide.In the moxibustion group,the mice received moxa cone moxibustion at Zusanli(ST36)for 7 days.Analysis of Peritoneal cell were detected by flow cytometry and immunofluorescence,the protein expression level in the peritoneal fluid were measured with mouse cytokine antibody arrays and verified by enzyme linked immuno sorbent assay test,and RNA-Sequencing was used for peritoneal cell RNA analysis.Results:Our results showed that moxa cone moxibustion could reduce the loss of large peritoneal macrophages and B1 cells(P<0.05).With the cytokine array analysis and enzyme linked immuno sorbent assay test of peritoneal fluid,we found that IFN‐γwas up-regulated in moxibustion group(P<0.05).There were 169 genes were down-regulated in the model group and up-regulated in the moxibustion group while 19 genes that were up-regulated in the model group and down-regulated in the moxibustion group via RNA-sequencing.Kyoto Encyclopedia of Genes and Genomes pathway analysis of 188 intersect differentially expressed genes were found that the top 3 pathways with the highest enrichment of up-regulated genes included Hematopoietic cell lineage,Inflammatory bowel disease and Malaria.The differentially expressed genes visualization protein-protein interaction network shows the top 10 genes including Ifng,Grb2,CCR7,CTLA4,CXCR5,Foxp3,kit,PRF1,CD5 and klrg1.Conclusion:These findings showed that moxa cone moxibustion can alleviate chemotherapy-induced diarrhea by reducing the loss of large peritoneal macrophages and B1 cells in the peritoneal cavity,possibly through up-regulating inflammatory bowel disease signaling pathway via interferon-gamma to regulate the survival and function of large peritoneal macrophages and B1 cells.
文摘目的探讨祛湿清热针刺疗法对急性湿疹患者AhR、IFN-γ、EOS、IL-17水平的影响。方法选取2021年11月—2023年7月期间于马鞍山中医院收治的78例急性湿疹患者,采用随机数字表法分为对照组和治疗组,每组各39例。对照组给予常规治疗,治疗组给予祛湿清热针刺疗法治疗。治疗2周后,观察比较两组患者临床疗效、不良反应情况,治疗前后中医证候评分、湿疹面积及严重度指数(Eczema area and severity index,EASI)评分、视觉模拟评分法(Visual pain scale,VAS)评分、实验室检查指标[嗜酸性粒细胞(Eosinophil,EOS)、白细胞介素-17(Interleukin-17,IL-17)、干扰素-γ(Interferon,IFN-γ)、芳香烃受体(Aromatic hydrocarbon receptor,AhR)]、皮肤生理功能指标。结果治疗后治疗组临床总有效率97.44%(38/39)明显高于对照组82.05%(32/39),差异有统计学意义(P<0.05)。治疗后两组患者发病急、病程短、渗出明显、皮损潮红、伴红疹、灼热瘙痒、自觉发热、口渴欲饮、心烦评分均较治疗前降低,差异有统计学意义(P<0.05);且治疗组患者发病急、病程短、渗出明显、皮损潮红、伴红疹、灼热瘙痒、自觉发热、口渴欲饮、心烦评分均明显低于对照组,差异有统计学意义(P<0.05)。治疗后两组患者EASI、VAS评分均较治疗前降低,差异有统计学意义(P<0.05);且治疗组EASI、VAS评分均较对照组明显降低,差异有统计学意义(P<0.05)。治疗后两组患者AhR、IL-17、IFN-γ、EOS水平均较治疗前降低,差异有统计学意义(P<0.05);且治疗组AhR、IL-17、IFN-γ、EOS水平均较对照组明显降低,差异有统计学意义(P<0.05)。治疗后两组患者皮肤生理功能指标较治疗前升高,差异有统计学意义(P<0.05);且治疗组皮肤生理功能指标较对照组明显升高,差异有统计学意义(P<0.05)。治疗期间,治疗组不良反应发生率7.69%(3/39)与对照组17.95%(7/39)比较,差异无统计学意义(P>0.05)。结论祛湿清热针刺疗法能够有效降低急性湿疹患者AhR、IFN-γ、EOS、IL-17水平,降低炎症反应,疗效明显。
