BACKGROUND Colonoscopy remains the gold standard for detection of colonic disease.An optimal evaluation depends on adequate bowel cleansing.Patients with inflammatory bowel disease(IBD),require frequent endoscopic ass...BACKGROUND Colonoscopy remains the gold standard for detection of colonic disease.An optimal evaluation depends on adequate bowel cleansing.Patients with inflammatory bowel disease(IBD),require frequent endoscopic assessment for both activity and dysplasia assessment.Two commonly used bowel preparations in Australia are Prep Kit-C(Pc)and Moviprep(Mp).Little is known about tolerability,efficacy and safety of split protocols of Mp and Pc in both IBD and non-IBD patients.AIM To primary aim was to compare the tolerability,efficacy and safety of split protocols of Mp and Pc in patients having a colonoscopy.The secondary aim was to compare the efficacy,tolerability and safety of either preparation in patients with or without IBD.METHODS Patients were randomized to Pc or Mp bowel preparation.Patients completed a questionnaire to assess tolerability.Efficacy was assessed using the Ottawa Bowel Preparation Score.Serum electrolytes and renal function were collected one week prior to colonoscopy and on the day of colonoscopy.RESULTS Of 338 patients met the inclusion criteria.Of 168 patients randomized to Mp and 170 to Pc.The efficacy of bowel preparation(mean Ottawa Bowel Preparation Score)was similar between Mp(5.4±2.4)and Pc(5.1±2.1)(P=0.3).Mean tolerability scores were similar in Mp(11.84±5.4)and Pc(10.99±5.2;P=0.17).125 patients had IBD(73 had Crohn’s Disease and 52 had Ulcerative colitis).Sixtyfour IBD patients were allocated to Mp and 61 to Pc.In non-IBD patients,104 were allocated to Mp and 109 to Pc.The mean tolerability score in the IBD group was lower than the non-IBD group(mean tolerability scores:IBD:10.3±5.1 and non-IBD:12.0±5.3;P=0.01).IBD patients described more abdominal pain with Mp when compared with Pc;(Mp:5.7±4.4 vs Pc:3.6±2.6,P=0.046).Serum magnesium level increased with Pc compared with Mp in all patients(mean increase in mmol/L:Mp:0.03±0.117 and Pc:0.11±0.106;P<0.0001).CONCLUSION In this study,the efficacy,tolerability and safety of Mp and Pc were similar in all patients.However,patients with IBD reported lower tolerability with both preparations.Specifically,IBD patients had more abdominal pain with Mp.These results should be considered when recommending bowel preparation especially to IBD patients.展开更多
胃肠动力障碍性疾病(disorders of gastrointestinal motility,DGIM)是指因胃肠动力失常引起的以消化道症状为主要临床表现的疾病。DGIM的发病率有逐年升高的趋势,降低人们生活质量的同时,还增加了社会的医疗支出。DGIM的发病机制尚未...胃肠动力障碍性疾病(disorders of gastrointestinal motility,DGIM)是指因胃肠动力失常引起的以消化道症状为主要临床表现的疾病。DGIM的发病率有逐年升高的趋势,降低人们生活质量的同时,还增加了社会的医疗支出。DGIM的发病机制尚未完全阐明,多项研究表明其发生发展与胃肠道动力异常关系密切。胃肠动力与胃肠道Cajal间质细胞(ICC)密切相关。ICC是胃肠道产生慢波运动的特殊细胞,ICC数量和形态的保持又与SCF/c-kit信号通路密切相关。近年来的研究表明,SCF/c-kit信号通路的异常改变可导致DGIM的发生。目前,DGIM的西医治疗主要为促动力及抑酸等对症治疗,在一定程度上能够缓解DGIM的症状,但常伴有不良反应,使药物的应用范围受限,而大量研究证实,中药、中药单体或成分、复方、中医外治法均可通过调节SCF/c-kit信号通路,有效改善胃肠动力的同时,不良反应较小。虽然中医药通过调控SCF/c-kit信号通路干预DGIM具有西医难以取代的独特优势,但目前中医药调控SCF/c-kit信号通路治疗DGIM系统综述仍较少。文章就SCF/c-kit信号通路与DGIM之间的相关性、中医药调控SCF/c-kit信号通路干预DGIM的作用机制进行系统性总结,旨在为临床治疗DGIM及新药研发提供新思考。展开更多
c-Kit (CD117) is a type IIIa receptor tyrosine kinase (RTK) that plays a key role in regulating the normal physiological processes of cells. In addition, the activation of c-Kit activates the tyrosine kinase signal tr...c-Kit (CD117) is a type IIIa receptor tyrosine kinase (RTK) that plays a key role in regulating the normal physiological processes of cells. In addition, the activation of c-Kit activates the tyrosine kinase signal transduction pathway, which is closely related to the occurrence and development of gynecological tumors, especially ovarian cancer. This article reviews the mechanisms of platinum resistance in ovarian cancer and the research progress of c-Kit in ovarian cancer.展开更多
目的通过分析肾透明细胞癌组织中c-kit的表达情况,并对差异表达的c-kit进行相关生物信息学分析,进一步探讨烟草与c-kit在肾透明细胞癌患者中的潜在作用机制。方法利用癌症基因组图谱(the Cancer Genome Atlas,TCGA)数据库,分析c-kit在...目的通过分析肾透明细胞癌组织中c-kit的表达情况,并对差异表达的c-kit进行相关生物信息学分析,进一步探讨烟草与c-kit在肾透明细胞癌患者中的潜在作用机制。方法利用癌症基因组图谱(the Cancer Genome Atlas,TCGA)数据库,分析c-kit在肿瘤组织与正常组织中的表达差异,Meta分析验证上述结果。基于UALCAN数据库,分析影响基因表达的临床病理特征。通过Linkedomics进行c-kit共表达基因的基因富集通路及PPI(protein-protein interaction)网络图的获取。Timer分析c-kit表达与肿瘤免疫浸润的关系。免疫组化分析肾透明细胞癌患者中c-kit蛋白的表达情况以及与吸烟史的相关性。结果c-kit在肾透明细胞癌中呈现低表达,且其表达与患者肿瘤分期相关。KIT在肾细胞癌的免疫浸润中发挥着重要的作用。肾透明细胞癌患者中c-kit阳性占10%,但其表达与吸烟无相关性。结论吸烟作为肾癌的重要危险因素,可能通过激活肿瘤组织中c-kit以外的其他信号通路在肾透明细胞癌的发生发展过程中发挥重要作用。展开更多
文摘BACKGROUND Colonoscopy remains the gold standard for detection of colonic disease.An optimal evaluation depends on adequate bowel cleansing.Patients with inflammatory bowel disease(IBD),require frequent endoscopic assessment for both activity and dysplasia assessment.Two commonly used bowel preparations in Australia are Prep Kit-C(Pc)and Moviprep(Mp).Little is known about tolerability,efficacy and safety of split protocols of Mp and Pc in both IBD and non-IBD patients.AIM To primary aim was to compare the tolerability,efficacy and safety of split protocols of Mp and Pc in patients having a colonoscopy.The secondary aim was to compare the efficacy,tolerability and safety of either preparation in patients with or without IBD.METHODS Patients were randomized to Pc or Mp bowel preparation.Patients completed a questionnaire to assess tolerability.Efficacy was assessed using the Ottawa Bowel Preparation Score.Serum electrolytes and renal function were collected one week prior to colonoscopy and on the day of colonoscopy.RESULTS Of 338 patients met the inclusion criteria.Of 168 patients randomized to Mp and 170 to Pc.The efficacy of bowel preparation(mean Ottawa Bowel Preparation Score)was similar between Mp(5.4±2.4)and Pc(5.1±2.1)(P=0.3).Mean tolerability scores were similar in Mp(11.84±5.4)and Pc(10.99±5.2;P=0.17).125 patients had IBD(73 had Crohn’s Disease and 52 had Ulcerative colitis).Sixtyfour IBD patients were allocated to Mp and 61 to Pc.In non-IBD patients,104 were allocated to Mp and 109 to Pc.The mean tolerability score in the IBD group was lower than the non-IBD group(mean tolerability scores:IBD:10.3±5.1 and non-IBD:12.0±5.3;P=0.01).IBD patients described more abdominal pain with Mp when compared with Pc;(Mp:5.7±4.4 vs Pc:3.6±2.6,P=0.046).Serum magnesium level increased with Pc compared with Mp in all patients(mean increase in mmol/L:Mp:0.03±0.117 and Pc:0.11±0.106;P<0.0001).CONCLUSION In this study,the efficacy,tolerability and safety of Mp and Pc were similar in all patients.However,patients with IBD reported lower tolerability with both preparations.Specifically,IBD patients had more abdominal pain with Mp.These results should be considered when recommending bowel preparation especially to IBD patients.
文摘胃肠动力障碍性疾病(disorders of gastrointestinal motility,DGIM)是指因胃肠动力失常引起的以消化道症状为主要临床表现的疾病。DGIM的发病率有逐年升高的趋势,降低人们生活质量的同时,还增加了社会的医疗支出。DGIM的发病机制尚未完全阐明,多项研究表明其发生发展与胃肠道动力异常关系密切。胃肠动力与胃肠道Cajal间质细胞(ICC)密切相关。ICC是胃肠道产生慢波运动的特殊细胞,ICC数量和形态的保持又与SCF/c-kit信号通路密切相关。近年来的研究表明,SCF/c-kit信号通路的异常改变可导致DGIM的发生。目前,DGIM的西医治疗主要为促动力及抑酸等对症治疗,在一定程度上能够缓解DGIM的症状,但常伴有不良反应,使药物的应用范围受限,而大量研究证实,中药、中药单体或成分、复方、中医外治法均可通过调节SCF/c-kit信号通路,有效改善胃肠动力的同时,不良反应较小。虽然中医药通过调控SCF/c-kit信号通路干预DGIM具有西医难以取代的独特优势,但目前中医药调控SCF/c-kit信号通路治疗DGIM系统综述仍较少。文章就SCF/c-kit信号通路与DGIM之间的相关性、中医药调控SCF/c-kit信号通路干预DGIM的作用机制进行系统性总结,旨在为临床治疗DGIM及新药研发提供新思考。
文摘c-Kit (CD117) is a type IIIa receptor tyrosine kinase (RTK) that plays a key role in regulating the normal physiological processes of cells. In addition, the activation of c-Kit activates the tyrosine kinase signal transduction pathway, which is closely related to the occurrence and development of gynecological tumors, especially ovarian cancer. This article reviews the mechanisms of platinum resistance in ovarian cancer and the research progress of c-Kit in ovarian cancer.
文摘目的通过分析肾透明细胞癌组织中c-kit的表达情况,并对差异表达的c-kit进行相关生物信息学分析,进一步探讨烟草与c-kit在肾透明细胞癌患者中的潜在作用机制。方法利用癌症基因组图谱(the Cancer Genome Atlas,TCGA)数据库,分析c-kit在肿瘤组织与正常组织中的表达差异,Meta分析验证上述结果。基于UALCAN数据库,分析影响基因表达的临床病理特征。通过Linkedomics进行c-kit共表达基因的基因富集通路及PPI(protein-protein interaction)网络图的获取。Timer分析c-kit表达与肿瘤免疫浸润的关系。免疫组化分析肾透明细胞癌患者中c-kit蛋白的表达情况以及与吸烟史的相关性。结果c-kit在肾透明细胞癌中呈现低表达,且其表达与患者肿瘤分期相关。KIT在肾细胞癌的免疫浸润中发挥着重要的作用。肾透明细胞癌患者中c-kit阳性占10%,但其表达与吸烟无相关性。结论吸烟作为肾癌的重要危险因素,可能通过激活肿瘤组织中c-kit以外的其他信号通路在肾透明细胞癌的发生发展过程中发挥重要作用。
