Zhuo et al looked into the part of transmembrane 9 superfamily member 1(TM9SF1)in bladder cancer(BC),and evaluated if it can be used as a therapeutic target.They created a permanent BC cell line and tested the effects...Zhuo et al looked into the part of transmembrane 9 superfamily member 1(TM9SF1)in bladder cancer(BC),and evaluated if it can be used as a therapeutic target.They created a permanent BC cell line and tested the effects of TM9SF1 overexpression and suppression on BC cell growth,movement,invasion,and cell cycle advancement.Their results show that TM9SF1 can boost the growth,movement,and invasion of BC cells and their access into the G2/M stage of the cell cycle.This research gives a novel direction and concept for targeted therapy of BC.展开更多
BACKGROUND Bladder cancer(BC)is the most common urological tumor.It has a high recur-rence rate,displays tutor heterogeneity,and resists chemotherapy.Furthermore,the long-term survival rate of BC patients has remained...BACKGROUND Bladder cancer(BC)is the most common urological tumor.It has a high recur-rence rate,displays tutor heterogeneity,and resists chemotherapy.Furthermore,the long-term survival rate of BC patients has remained unchanged for decades,which seriously affects the quality of patient survival.To improve the survival rate and prognosis of BC patients,it is necessary to explore the molecular mechanisms of BC development and progression and identify targets for treatment and intervention.Transmembrane 9 superfamily member 1(TM9SF1),also known as MP70 and HMP70,is a member of a family of nine transmembrane superfamily proteins,which was first identified in 1997.TM9SF1 can be expressed in BC,but its biological function and mechanism in BC are not clear.AIM To investigate the biological function and mechanism of TM9SF1 in BC.Overexpression of TM9SF1 increased the in vitro proliferation,migration,and invasion of BC cells by promoting the entry of BC cells into the G2/M phase.Silencing of TM9SF1 inhibited in vitro proliferation,migration,and invasion of BC cells and blocked BC cells in the G1 phase.CONCLUSION TM9SF1 may be an oncogene in BC.展开更多
目的探讨血清癌胚抗原相关细胞粘附分子1(carcino-embryonic antigen related cellular adhesion molecule 1,CEACAM1)、四次跨膜蛋白1(transmembrane 4 L six family member 1,TM4SF1)在乳腺癌组织中的表达及诊断价值。方法收集乳腺癌9...目的探讨血清癌胚抗原相关细胞粘附分子1(carcino-embryonic antigen related cellular adhesion molecule 1,CEACAM1)、四次跨膜蛋白1(transmembrane 4 L six family member 1,TM4SF1)在乳腺癌组织中的表达及诊断价值。方法收集乳腺癌96例。采用酶联免疫吸附试验检测血清CEACAM1、TM4SF1水平。统计血清CEACAM1、TM4SF1水平与临床病理参数的关系及诊断效能。结果乳腺癌血清CEACAM1、TM4SF1水平与患者年龄、肿瘤直径、病理类型、雌激素受体、孕激素受体均无关,P>0.05,与病理分化程度、TNM分期、转移情况均有关。血清CEACAM1、TM4SF1水平联合诊断效能均较单一诊断效能高,P<0.05。结论血清CEACAM1、TM4SF1水平与乳腺癌病理分化程度、TNM分期、转移情况均有关,可作为肿瘤诊断标志物,联合诊断效能更高。展开更多
目的:探讨有4个跨膜区的L6超家族成员1(transmembrane 4Lsix family member 1,TM4SF1)基因在上皮性卵巢癌(卵巢癌)组织中的表达及其临床价值。方法:用RT-PCR法检测TM4SF1基因在36例卵巢癌、15例卵巢良性肿瘤、13例正常卵巢组织中的表达...目的:探讨有4个跨膜区的L6超家族成员1(transmembrane 4Lsix family member 1,TM4SF1)基因在上皮性卵巢癌(卵巢癌)组织中的表达及其临床价值。方法:用RT-PCR法检测TM4SF1基因在36例卵巢癌、15例卵巢良性肿瘤、13例正常卵巢组织中的表达。结果:TM4SF1基因在卵巢癌中表达为(0.173±0.054)、良性肿瘤为(0.134±0.015)、正常卵巢组织为(0.118±0.008)。癌组织中的表达水平高于卵巢良性肿瘤(P=0.031);癌组织中的表达水平高于正常卵巢组织(P=0.004);良性卵巢肿瘤组织中的表达水平高于正常卵巢组织(P=0.012);手术—病理分期为Ⅰ-Ⅱ期癌组织中的表达水平(0.124±0.02)低于Ⅲ期(0.164±0.024)(P<0.05);高分化癌组织中的表达水平为(0.091±0.052),中—低分化癌组织表达为(0.113±0.024)(P>0.05)。结论:TM4SF1基因的表达与卵巢癌相关,可能在卵巢癌的发生、发展过程中起一定作用。展开更多
目的 探讨跨膜四超家族成员1（transmembrane 4 super family 1，TM4SF1）蛋白在人卵巢组织中的表达及其与上皮性卵巢癌临床病理因素的关系。方法 采用免疫组化SP法检测16例正常卵巢上皮组织、23例上皮性卵巢良性肿瘤组织及55例上皮性...目的 探讨跨膜四超家族成员1（transmembrane 4 super family 1，TM4SF1）蛋白在人卵巢组织中的表达及其与上皮性卵巢癌临床病理因素的关系。方法 采用免疫组化SP法检测16例正常卵巢上皮组织、23例上皮性卵巢良性肿瘤组织及55例上皮性卵巢癌癌组织中TM4SF1蛋白的表达情况，分析其与上皮性卵巢癌临床病理因素及预后的关系。结果 ①TM4SF1蛋白在上皮性卵巢癌癌组织中的阳性表达率（90.90%）高于上皮性卵巢良性肿瘤组织（65.22%）及正常卵巢上皮组织（25.00%）的阳性表达率，差异有统计学意义（P〈0.05）。②TM4SF1蛋白在正常卵巢上皮细胞中的表达主要位于上皮细胞的细胞膜和细胞膜近基底膜处及细胞质中，在卵巢良性肿瘤组织中的表达主要集中在肿瘤细胞的细胞膜近基底膜处及细胞膜其他部位，而在卵巢癌细胞中则主要分布于癌细胞的细胞质中。③Ⅲ～Ⅳ期卵巢癌患者TM4SF1蛋白的阳性表达率高于Ⅰ～Ⅱ期患者，中低分化癌患者TM4SF1蛋白的阳性表达率高于高分化癌患者（P〈0.05）。④TM4SF1蛋白的阳性表达率与组织学类型、腹水量的多少无明显相关（P〉0.05），而与FIGO分期及组织学分级明显相关（P〈0.05）。⑤Cox比例风险回归模型多因素分析显示TM4SF1蛋白在卵巢癌癌组织中的阳性表达不是影响患者生存的独立预后因素。结论 TM4SF1蛋白在上皮性卵巢癌癌组织中呈高表达，可能与卵巢癌的发生、发展相关。展开更多
文摘Zhuo et al looked into the part of transmembrane 9 superfamily member 1(TM9SF1)in bladder cancer(BC),and evaluated if it can be used as a therapeutic target.They created a permanent BC cell line and tested the effects of TM9SF1 overexpression and suppression on BC cell growth,movement,invasion,and cell cycle advancement.Their results show that TM9SF1 can boost the growth,movement,and invasion of BC cells and their access into the G2/M stage of the cell cycle.This research gives a novel direction and concept for targeted therapy of BC.
基金Supported by National Natural Science Foundation of China,No.82260785.
文摘BACKGROUND Bladder cancer(BC)is the most common urological tumor.It has a high recur-rence rate,displays tutor heterogeneity,and resists chemotherapy.Furthermore,the long-term survival rate of BC patients has remained unchanged for decades,which seriously affects the quality of patient survival.To improve the survival rate and prognosis of BC patients,it is necessary to explore the molecular mechanisms of BC development and progression and identify targets for treatment and intervention.Transmembrane 9 superfamily member 1(TM9SF1),also known as MP70 and HMP70,is a member of a family of nine transmembrane superfamily proteins,which was first identified in 1997.TM9SF1 can be expressed in BC,but its biological function and mechanism in BC are not clear.AIM To investigate the biological function and mechanism of TM9SF1 in BC.Overexpression of TM9SF1 increased the in vitro proliferation,migration,and invasion of BC cells by promoting the entry of BC cells into the G2/M phase.Silencing of TM9SF1 inhibited in vitro proliferation,migration,and invasion of BC cells and blocked BC cells in the G1 phase.CONCLUSION TM9SF1 may be an oncogene in BC.
文摘目的探讨血清癌胚抗原相关细胞粘附分子1(carcino-embryonic antigen related cellular adhesion molecule 1,CEACAM1)、四次跨膜蛋白1(transmembrane 4 L six family member 1,TM4SF1)在乳腺癌组织中的表达及诊断价值。方法收集乳腺癌96例。采用酶联免疫吸附试验检测血清CEACAM1、TM4SF1水平。统计血清CEACAM1、TM4SF1水平与临床病理参数的关系及诊断效能。结果乳腺癌血清CEACAM1、TM4SF1水平与患者年龄、肿瘤直径、病理类型、雌激素受体、孕激素受体均无关,P>0.05,与病理分化程度、TNM分期、转移情况均有关。血清CEACAM1、TM4SF1水平联合诊断效能均较单一诊断效能高,P<0.05。结论血清CEACAM1、TM4SF1水平与乳腺癌病理分化程度、TNM分期、转移情况均有关,可作为肿瘤诊断标志物,联合诊断效能更高。
文摘目的:探讨有4个跨膜区的L6超家族成员1(transmembrane 4Lsix family member 1,TM4SF1)基因在上皮性卵巢癌(卵巢癌)组织中的表达及其临床价值。方法:用RT-PCR法检测TM4SF1基因在36例卵巢癌、15例卵巢良性肿瘤、13例正常卵巢组织中的表达。结果:TM4SF1基因在卵巢癌中表达为(0.173±0.054)、良性肿瘤为(0.134±0.015)、正常卵巢组织为(0.118±0.008)。癌组织中的表达水平高于卵巢良性肿瘤(P=0.031);癌组织中的表达水平高于正常卵巢组织(P=0.004);良性卵巢肿瘤组织中的表达水平高于正常卵巢组织(P=0.012);手术—病理分期为Ⅰ-Ⅱ期癌组织中的表达水平(0.124±0.02)低于Ⅲ期(0.164±0.024)(P<0.05);高分化癌组织中的表达水平为(0.091±0.052),中—低分化癌组织表达为(0.113±0.024)(P>0.05)。结论:TM4SF1基因的表达与卵巢癌相关,可能在卵巢癌的发生、发展过程中起一定作用。
文摘目的 探讨跨膜四超家族成员1（transmembrane 4 super family 1，TM4SF1）蛋白在人卵巢组织中的表达及其与上皮性卵巢癌临床病理因素的关系。方法 采用免疫组化SP法检测16例正常卵巢上皮组织、23例上皮性卵巢良性肿瘤组织及55例上皮性卵巢癌癌组织中TM4SF1蛋白的表达情况，分析其与上皮性卵巢癌临床病理因素及预后的关系。结果 ①TM4SF1蛋白在上皮性卵巢癌癌组织中的阳性表达率（90.90%）高于上皮性卵巢良性肿瘤组织（65.22%）及正常卵巢上皮组织（25.00%）的阳性表达率，差异有统计学意义（P〈0.05）。②TM4SF1蛋白在正常卵巢上皮细胞中的表达主要位于上皮细胞的细胞膜和细胞膜近基底膜处及细胞质中，在卵巢良性肿瘤组织中的表达主要集中在肿瘤细胞的细胞膜近基底膜处及细胞膜其他部位，而在卵巢癌细胞中则主要分布于癌细胞的细胞质中。③Ⅲ～Ⅳ期卵巢癌患者TM4SF1蛋白的阳性表达率高于Ⅰ～Ⅱ期患者，中低分化癌患者TM4SF1蛋白的阳性表达率高于高分化癌患者（P〈0.05）。④TM4SF1蛋白的阳性表达率与组织学类型、腹水量的多少无明显相关（P〉0.05），而与FIGO分期及组织学分级明显相关（P〈0.05）。⑤Cox比例风险回归模型多因素分析显示TM4SF1蛋白在卵巢癌癌组织中的阳性表达不是影响患者生存的独立预后因素。结论 TM4SF1蛋白在上皮性卵巢癌癌组织中呈高表达，可能与卵巢癌的发生、发展相关。
