Colorectal cancer(CRC)stands among the top prevalent cancers worldwide and holds a prominent position as a major contributor to cancer-related mortality globally.Absent in melanoma 2(AIM2),a constituent of the interfe...Colorectal cancer(CRC)stands among the top prevalent cancers worldwide and holds a prominent position as a major contributor to cancer-related mortality globally.Absent in melanoma 2(AIM2),a constituent of the interferoninducible hematopoietic interferon-inducible nuclear antigens with 200 amino acid repeats protein family,contributes to both cancer progression and inflammasome activation.Despite this understanding,the precise biological functions and molecular mechanisms governed by AIM2 in CRC remain elusive.Consequently,this study endeavors to assess AIM2’s expression levels,explore its potential antitumor effects,elucidate associated cancer-related processes,and decipher the underlying signaling pathways in CRC.Our findings showed a reduced AIM2 expression in most CRC cell lines.Elevation of AIM2 levels suppressed CRC cell proliferation and migration,altered cell cycle by inhibiting G1/S transition,and induced cell apoptosis.Further research uncovered the participation of P38 mitogen-activated protein kinase(P38MAPK)in AIM2-mediated modulation of CRC cell apoptosis and proliferation.Altogether,our achievements distinctly underscored AIM2’s antitumor role in CRC.AIM2 overexpression inhibited proliferation and migration and induced apoptosis of CRC cells via activating P38MAPK signaling pathway,indicating AIM2 as a prospective and novel therapeutic target for CRC.展开更多
目的研究麻杏解毒合剂对冠状病毒肺炎模型小鼠炎性因子表达的影响,基于p38MAPK/AP-1通路研究其疗效机制。方法60只昆明种(KM)小鼠随机分成空白对照组、模型组、p38MAPK抑制剂组及麻杏解毒合剂高、中、低剂量组,每组10只。采用模拟寒湿...目的研究麻杏解毒合剂对冠状病毒肺炎模型小鼠炎性因子表达的影响,基于p38MAPK/AP-1通路研究其疗效机制。方法60只昆明种(KM)小鼠随机分成空白对照组、模型组、p38MAPK抑制剂组及麻杏解毒合剂高、中、低剂量组,每组10只。采用模拟寒湿环境、表达h ACE2的重组腺相关病毒转导、SARS-CoV-2spike假病毒气管内给药建立小鼠冠状病毒肺炎模型。检测各组小鼠血清炎性因子、肺组织病理改变、肺组织p38MAPK、c-jun、c-fos的mRNA水平和蛋白表达情况。结果与空白对照组比较,模型组小鼠血清炎性因子白细胞介素-1β(IL-1β)、白细胞介素-6(IL-6)、白细胞介素-8(IL-8)、肿瘤坏死因子-α(TNF-α)的表达均显著升高(P<0.01),肺组织炎性改变明显,c-fos m RNA水平和p-p38、c-fos、c-jun蛋白表达均显著增加(P<0.05)。与模型组比较,麻杏解毒合剂高、中剂量组小鼠血清炎性因子显著降低(P<0.01或P<0.05),小鼠肺组织炎性损伤明显减轻,同时肺组织中c-fos的mRNA水平和p-p38、c-fos的蛋白表达均显著下调(P<0.05)。结论麻杏解毒合剂能降低病毒性肺炎模型小鼠血清炎性因子水平,减轻肺组织炎性损伤,其疗效机制与抑制p38MAPK蛋白的磷酸化,下调AP-1通路mRNA及蛋白表达有关。展开更多
目的探究通经补肾益髓汤联合调督理筋针法对腰椎间盘突出症患者的疗效及对血清前列腺素E2(Prostaglandin E2,PGE2)、血清磷酸化p38丝裂原活化蛋白激酶(p38 mitogen activated protein kinase,p-p38MAPK)水平的影响。方法选取医院收治的...目的探究通经补肾益髓汤联合调督理筋针法对腰椎间盘突出症患者的疗效及对血清前列腺素E2(Prostaglandin E2,PGE2)、血清磷酸化p38丝裂原活化蛋白激酶(p38 mitogen activated protein kinase,p-p38MAPK)水平的影响。方法选取医院收治的腰椎间盘突出症患者150例,将其随机分为对照组和观察组,两组各75例。对照组给予常规西药治疗,观察组给予通经补肾益髓汤联合调督理筋针法治疗,两组疗程均为4周,对比治疗后的临床治疗效果、视觉模拟评分法(visual analogue scale,VAS)、Oswestry功能障碍指数(Oswestry disability index,ODI)、腰椎间隙和腰椎活动度、血清PGE2、p-P38MAPK水平、健康调查简表(the MOS item short from health survey,SF-36)评分。结果两组患者经4周治疗,观察组总有效率为96.00%(72/75),较对照组(84.00%,63/75)有显著提高(P<0.05);治疗后,VAS评分、ODI指数均较治疗前显著降低(P<0.05),且观察组降低程度显著优于对照组(P<0.05);治疗后两组腰椎间隙高度较治疗前升高(P<0.05),腰椎活动度均较治疗前降低,且观察组显著优于对照组(P<0.05);治疗后,血清PGE2水平较治疗前显著降低,血清p-P38MAPK水平较治疗前显著升高(P<0.05),同时观察组较对照组改善显著(P<0.05);两组患者治疗后SF-36量表各条目评分较治疗前均显著提高(P<0.05),观察组提高程度更明显(P<0.05)。结论通经补肾益髓汤联合调督理筋针法能显著提高腰椎间盘突出症患者的临床治疗效果,改善患者疼痛及活动功能,显著降低血清PGE2水平,提高p-P38MAPK水平,提高患者生活质量。展开更多
基金supported by the Gusu Medical Key Talent Project of Suzhou City of China(GSWS2020005)the New Pharmaceutics and Medical Apparatuses Project of Suzhou City of China(SLJ2021007)+3 种基金the Suzhou City Key Clinical Disease Diagnosis and Treatment Technology Special Project,China(LCZX202129)Wujiang Science and Educational Health Revitalization Fund Project,Suzhou,China(WWK202015)the Scientific Research Project of Suzhou Ninth People’s Hospital,Suzhou,China(YK202008)and Suzhou“Science and Education”Youth Science and Technology Project,Suzhou,China(KJXW2020075).
文摘Colorectal cancer(CRC)stands among the top prevalent cancers worldwide and holds a prominent position as a major contributor to cancer-related mortality globally.Absent in melanoma 2(AIM2),a constituent of the interferoninducible hematopoietic interferon-inducible nuclear antigens with 200 amino acid repeats protein family,contributes to both cancer progression and inflammasome activation.Despite this understanding,the precise biological functions and molecular mechanisms governed by AIM2 in CRC remain elusive.Consequently,this study endeavors to assess AIM2’s expression levels,explore its potential antitumor effects,elucidate associated cancer-related processes,and decipher the underlying signaling pathways in CRC.Our findings showed a reduced AIM2 expression in most CRC cell lines.Elevation of AIM2 levels suppressed CRC cell proliferation and migration,altered cell cycle by inhibiting G1/S transition,and induced cell apoptosis.Further research uncovered the participation of P38 mitogen-activated protein kinase(P38MAPK)in AIM2-mediated modulation of CRC cell apoptosis and proliferation.Altogether,our achievements distinctly underscored AIM2’s antitumor role in CRC.AIM2 overexpression inhibited proliferation and migration and induced apoptosis of CRC cells via activating P38MAPK signaling pathway,indicating AIM2 as a prospective and novel therapeutic target for CRC.
文摘目的研究麻杏解毒合剂对冠状病毒肺炎模型小鼠炎性因子表达的影响,基于p38MAPK/AP-1通路研究其疗效机制。方法60只昆明种(KM)小鼠随机分成空白对照组、模型组、p38MAPK抑制剂组及麻杏解毒合剂高、中、低剂量组,每组10只。采用模拟寒湿环境、表达h ACE2的重组腺相关病毒转导、SARS-CoV-2spike假病毒气管内给药建立小鼠冠状病毒肺炎模型。检测各组小鼠血清炎性因子、肺组织病理改变、肺组织p38MAPK、c-jun、c-fos的mRNA水平和蛋白表达情况。结果与空白对照组比较,模型组小鼠血清炎性因子白细胞介素-1β(IL-1β)、白细胞介素-6(IL-6)、白细胞介素-8(IL-8)、肿瘤坏死因子-α(TNF-α)的表达均显著升高(P<0.01),肺组织炎性改变明显,c-fos m RNA水平和p-p38、c-fos、c-jun蛋白表达均显著增加(P<0.05)。与模型组比较,麻杏解毒合剂高、中剂量组小鼠血清炎性因子显著降低(P<0.01或P<0.05),小鼠肺组织炎性损伤明显减轻,同时肺组织中c-fos的mRNA水平和p-p38、c-fos的蛋白表达均显著下调(P<0.05)。结论麻杏解毒合剂能降低病毒性肺炎模型小鼠血清炎性因子水平,减轻肺组织炎性损伤,其疗效机制与抑制p38MAPK蛋白的磷酸化,下调AP-1通路mRNA及蛋白表达有关。
文摘目的探究通经补肾益髓汤联合调督理筋针法对腰椎间盘突出症患者的疗效及对血清前列腺素E2(Prostaglandin E2,PGE2)、血清磷酸化p38丝裂原活化蛋白激酶(p38 mitogen activated protein kinase,p-p38MAPK)水平的影响。方法选取医院收治的腰椎间盘突出症患者150例,将其随机分为对照组和观察组,两组各75例。对照组给予常规西药治疗,观察组给予通经补肾益髓汤联合调督理筋针法治疗,两组疗程均为4周,对比治疗后的临床治疗效果、视觉模拟评分法(visual analogue scale,VAS)、Oswestry功能障碍指数(Oswestry disability index,ODI)、腰椎间隙和腰椎活动度、血清PGE2、p-P38MAPK水平、健康调查简表(the MOS item short from health survey,SF-36)评分。结果两组患者经4周治疗,观察组总有效率为96.00%(72/75),较对照组(84.00%,63/75)有显著提高(P<0.05);治疗后,VAS评分、ODI指数均较治疗前显著降低(P<0.05),且观察组降低程度显著优于对照组(P<0.05);治疗后两组腰椎间隙高度较治疗前升高(P<0.05),腰椎活动度均较治疗前降低,且观察组显著优于对照组(P<0.05);治疗后,血清PGE2水平较治疗前显著降低,血清p-P38MAPK水平较治疗前显著升高(P<0.05),同时观察组较对照组改善显著(P<0.05);两组患者治疗后SF-36量表各条目评分较治疗前均显著提高(P<0.05),观察组提高程度更明显(P<0.05)。结论通经补肾益髓汤联合调督理筋针法能显著提高腰椎间盘突出症患者的临床治疗效果,改善患者疼痛及活动功能,显著降低血清PGE2水平,提高p-P38MAPK水平,提高患者生活质量。
