AIM To observe the effect of herb-partitioned moxibustion(HPM) on expression of colonic cytokines in ulcerative colitis(UC) rats.METHODS A UC rat model was established by protein immunization in combination with topic...AIM To observe the effect of herb-partitioned moxibustion(HPM) on expression of colonic cytokines in ulcerative colitis(UC) rats.METHODS A UC rat model was established by protein immunization in combination with topical chemical stimulation.Rats in the HPM group(n = 8) received HPM at bilateral Tianshu(ST25) points.The gross injury and pathological scores of the colon were recorded.The expression profile of colonic cytokines was assayed using the protein microarray technique.Specific differential cytokines were selected and verified by ELISA.The corresponding Uni Prot Accessions of the differentially expressed cytokines were retrieved in the Uni Prot database.The pathways involved were analyzed with the help of the KEGG PATHWAY database.The DAVID database was used for functional cluster and pathway analysis.RESULTS HPM improved colon injuries in UC rats,manifested by accelerated repair of ulcers and alleviation of inflammation,and the gross injury and pathological scores both significantly decreased(P < 0.01).Fold change > 1.3 or < 0.77 was taken as the screening standard.There were 77 down-regulated and 9 up-regulated differentially expressed colonic cytokines in the HPM group compared with the model group,and expression of 20 differed significantly(P < 0.05).Twelve of the 20 significantly differentially expressed cytokines [β-catenin,interleukin-1 receptor 6(IL-1 R6),IL-1β,B7-1,nerve growth factor receptor,AMP-activated protein kinase-α1,neuropilin-2,orexin A,adipocyte differentiation-related protein,IL-2,Fas and Fas L] were up-regulated in the model group(n = 3,compared with the normal group) but downregulated in the HPM group(n = 3,compared with the model group).Functional cluster analysis showed that the differentially expressed colonic cytokines in the HPM group regulated apoptosis and protein phosphorylation.KEGG pathway analysis showed that 52 down-regulated and 7 up-regulated differentially expressed colonic cytokines in the HPM group had pathways.The pathways that interacted between the cytokines and展开更多
目的利用蛋白芯片技术检测高原红细胞增多症(HAPC)患者与高原正常人血清炎症细胞因子的表达,探讨血清炎症细胞因子在HAPC发病中的作用及可能的机制。方法选择与慢性高原病密切相关的40种炎症细胞因子作为可能影响HAPC发病的检测指标,应...目的利用蛋白芯片技术检测高原红细胞增多症(HAPC)患者与高原正常人血清炎症细胞因子的表达,探讨血清炎症细胞因子在HAPC发病中的作用及可能的机制。方法选择与慢性高原病密切相关的40种炎症细胞因子作为可能影响HAPC发病的检测指标,应用低密度蛋白质芯片检测8名HAPC患者及9名高原正常人的血清标本,并利用SRING9.1数据库做蛋白质相互作用分析。结果 HAPC患者与高原正常人的血清炎症细胞因子蛋白表达水平:IL-1β为488.92±91.78 vs 226.65±127.62、IL-2为590.64(707.02-460.88)vs 280.79(294.70-205.27)、IL-3为711.38±197.51 vs 271.64±135.69、IL-15为534.50±143.04 vs 367.98±108.10、IL-16为655.55±150.86 vs394.75±110.74、MCP-1为2304.70(3 901.71-1 928.07)vs 1421.61(2 099.36-1241.21)、TNF-α为591.43±103.03 vs 433.18±141.12(P<0.05);其余33种炎症细胞因子变化甚小(P>0.05)。结论 IL-1β、IL-2、IL-3、IL-15、IL-16、MCP-1、TNF-α可能均参与了HAPC的发病过程,且与EPO、HIF-1α、雄激素受体(AR)有内在的相互关联作用;蛋白芯片技术对于探讨HAPC发病机制及开发快速准确临床检验是技术1种具有实用性和有效性的工具。展开更多
基金Supported by the National Natural Science Foundation of China,No.81674073,81202754,and 81273843Training Project for Outstanding Discipline Leaders of Shanghai Municipal Commission of Health and Family Planning,No.2017BR047+1 种基金National Key Basic Research Program of China(973 Program),No.2015CB554501 and 2009CB522900Budgetary Projectof Shanghai University of Traditional Chinese Medicine,No.18LK050
文摘AIM To observe the effect of herb-partitioned moxibustion(HPM) on expression of colonic cytokines in ulcerative colitis(UC) rats.METHODS A UC rat model was established by protein immunization in combination with topical chemical stimulation.Rats in the HPM group(n = 8) received HPM at bilateral Tianshu(ST25) points.The gross injury and pathological scores of the colon were recorded.The expression profile of colonic cytokines was assayed using the protein microarray technique.Specific differential cytokines were selected and verified by ELISA.The corresponding Uni Prot Accessions of the differentially expressed cytokines were retrieved in the Uni Prot database.The pathways involved were analyzed with the help of the KEGG PATHWAY database.The DAVID database was used for functional cluster and pathway analysis.RESULTS HPM improved colon injuries in UC rats,manifested by accelerated repair of ulcers and alleviation of inflammation,and the gross injury and pathological scores both significantly decreased(P < 0.01).Fold change > 1.3 or < 0.77 was taken as the screening standard.There were 77 down-regulated and 9 up-regulated differentially expressed colonic cytokines in the HPM group compared with the model group,and expression of 20 differed significantly(P < 0.05).Twelve of the 20 significantly differentially expressed cytokines [β-catenin,interleukin-1 receptor 6(IL-1 R6),IL-1β,B7-1,nerve growth factor receptor,AMP-activated protein kinase-α1,neuropilin-2,orexin A,adipocyte differentiation-related protein,IL-2,Fas and Fas L] were up-regulated in the model group(n = 3,compared with the normal group) but downregulated in the HPM group(n = 3,compared with the model group).Functional cluster analysis showed that the differentially expressed colonic cytokines in the HPM group regulated apoptosis and protein phosphorylation.KEGG pathway analysis showed that 52 down-regulated and 7 up-regulated differentially expressed colonic cytokines in the HPM group had pathways.The pathways that interacted between the cytokines and
文摘目的利用蛋白芯片技术检测高原红细胞增多症(HAPC)患者与高原正常人血清炎症细胞因子的表达,探讨血清炎症细胞因子在HAPC发病中的作用及可能的机制。方法选择与慢性高原病密切相关的40种炎症细胞因子作为可能影响HAPC发病的检测指标,应用低密度蛋白质芯片检测8名HAPC患者及9名高原正常人的血清标本,并利用SRING9.1数据库做蛋白质相互作用分析。结果 HAPC患者与高原正常人的血清炎症细胞因子蛋白表达水平:IL-1β为488.92±91.78 vs 226.65±127.62、IL-2为590.64(707.02-460.88)vs 280.79(294.70-205.27)、IL-3为711.38±197.51 vs 271.64±135.69、IL-15为534.50±143.04 vs 367.98±108.10、IL-16为655.55±150.86 vs394.75±110.74、MCP-1为2304.70(3 901.71-1 928.07)vs 1421.61(2 099.36-1241.21)、TNF-α为591.43±103.03 vs 433.18±141.12(P<0.05);其余33种炎症细胞因子变化甚小(P>0.05)。结论 IL-1β、IL-2、IL-3、IL-15、IL-16、MCP-1、TNF-α可能均参与了HAPC的发病过程,且与EPO、HIF-1α、雄激素受体(AR)有内在的相互关联作用;蛋白芯片技术对于探讨HAPC发病机制及开发快速准确临床检验是技术1种具有实用性和有效性的工具。
