BACKGROUND Transforming growth factor-β(TGF-β)superfamily plays an important role in tumor progression and metastasis.Activin A receptor type 1C(ACVR1C)is a TGF-βtype I receptor that is involved in tumorigenesis th...BACKGROUND Transforming growth factor-β(TGF-β)superfamily plays an important role in tumor progression and metastasis.Activin A receptor type 1C(ACVR1C)is a TGF-βtype I receptor that is involved in tumorigenesis through binding to dif-ferent ligands.AIM To evaluate the correlation between single nucleotide polymorphisms(SNPs)of ACVR1C and susceptibility to esophageal squamous cell carcinoma(ESCC)in Chinese Han population.METHODS In this hospital-based cohort study,1043 ESCC patients and 1143 healthy controls were enrolled.Five SNPs(rs4664229,rs4556933,rs77886248,rs77263459,rs6734630)of ACVR1C were assessed by the ligation detection reaction method.Hardy-Weinberg equilibrium test,genetic model analysis,stratified analysis,linkage disequi-librium test,and haplotype analysis were conducted.RESULTS Participants carrying ACVR1C rs4556933 GA mutant had significantly decreased risk of ESCC,and those with rs77886248 TA mutant were related with higher risk,especially in older male smokers.In the haplotype analysis,ACVR1C Trs4664229Ars4556933Trs77886248Crs77263459Ars6734630 increased risk of ESCC,while Trs4664229Grs4556933Trs77886248Crs77263459Ars6734630 was associated with lower susceptibility to ESCC.CONCLUSION ACVR1C rs4556933 and rs77886248 SNPs were associated with the susceptibility to ESCC,which could provide a potential target for early diagnosis and treatment of ESCC in Chinese Han population.展开更多
目的探讨糖尿病动脉粥样硬化关键基因及“陈气致病”科学内涵。方法糖尿病动脉粥样硬化模型小鼠与白血病病毒B株敏感(Friend Virus B NIH Jackson,FVB)小鼠各9只,采用GO和KEGG分析差异基因分子功能、生物过程、细胞成分及通路富集情况,...目的探讨糖尿病动脉粥样硬化关键基因及“陈气致病”科学内涵。方法糖尿病动脉粥样硬化模型小鼠与白血病病毒B株敏感(Friend Virus B NIH Jackson,FVB)小鼠各9只,采用GO和KEGG分析差异基因分子功能、生物过程、细胞成分及通路富集情况,采用免疫组化检测核苷酸结合寡聚化结构域样受体含pyrin结域蛋白3(NLR family pyrin domain containing 3,NLRP3)在海马、胃、心肌及主动脉组织中表达,构建miRNA-mRNA网络,采用实时荧光定量PCR(quantitative real-time PCR,qRT-PCR)验证该网络。结果46个DEGs在模型小鼠主动脉组织中差异表达。GO表明DEGs生物过程主要集中于miRNA介导的翻译抑制、皮脂腺发育等方面,分子功能主要集中于内涵体、内体膜等方面,细胞成分主要集中于通道活性、磷脂酰肌醇-3-磷酸结合等方面。KEGG表明DEGs富集于白细胞经内皮细胞迁移过程、叉头转录因子(forkhead box class O,FoxO)信号通路等方面;免疫组化结果提示在主动脉组织中NLRP3含量最高;构建由46个mRNA及23个miRNA组成miRNA-mRNA调控网络,Miranda分析提示小鼠主动脉中miR-874-3p与NLRP3的3’端非编码区(non-coding region,UTR)存在互补结合位点,qPCR结果表明,模型小鼠主动脉组织中NLRP3水平显著升高,miR-874-3p水平显著降低。结论高糖环境中低表达的miR-874-3p对NLRP3的抑制减弱可能是糖尿病动脉粥样硬化炎症形成的重要机制及“陈气致病”的科学内涵。展开更多
基金Supported by The National Natural Science Foundation of China,No.82350127 and No.82241013the Shanghai Natural Science Foundation,No.20ZR1411600+2 种基金the Shanghai Shenkang Hospital Development Center,No.SHDC2020CR4039the Bethune Ethicon Excellent Surgery Foundation,No.CESS2021TC04Xuhui District Medical Research Project of Shanghai,No.SHXH201805.
文摘BACKGROUND Transforming growth factor-β(TGF-β)superfamily plays an important role in tumor progression and metastasis.Activin A receptor type 1C(ACVR1C)is a TGF-βtype I receptor that is involved in tumorigenesis through binding to dif-ferent ligands.AIM To evaluate the correlation between single nucleotide polymorphisms(SNPs)of ACVR1C and susceptibility to esophageal squamous cell carcinoma(ESCC)in Chinese Han population.METHODS In this hospital-based cohort study,1043 ESCC patients and 1143 healthy controls were enrolled.Five SNPs(rs4664229,rs4556933,rs77886248,rs77263459,rs6734630)of ACVR1C were assessed by the ligation detection reaction method.Hardy-Weinberg equilibrium test,genetic model analysis,stratified analysis,linkage disequi-librium test,and haplotype analysis were conducted.RESULTS Participants carrying ACVR1C rs4556933 GA mutant had significantly decreased risk of ESCC,and those with rs77886248 TA mutant were related with higher risk,especially in older male smokers.In the haplotype analysis,ACVR1C Trs4664229Ars4556933Trs77886248Crs77263459Ars6734630 increased risk of ESCC,while Trs4664229Grs4556933Trs77886248Crs77263459Ars6734630 was associated with lower susceptibility to ESCC.CONCLUSION ACVR1C rs4556933 and rs77886248 SNPs were associated with the susceptibility to ESCC,which could provide a potential target for early diagnosis and treatment of ESCC in Chinese Han population.
