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抗ATPase F1α抗体MAb3D5AB1对荷A549肺腺癌小鼠的抑制作用
引用本文:周俊平,楼国良,李敏玉,朱海沫,胡宗涛,芦东徽.抗ATPase F1α抗体MAb3D5AB1对荷A549肺腺癌小鼠的抑制作用[J].中国肿瘤生物治疗杂志,2009,16(3):238-242.
作者姓名:周俊平  楼国良  李敏玉  朱海沫  胡宗涛  芦东徽
作者单位:1. 解放军第105医院,肿瘤中心,安徽,合肥,230031
2. 第二军医大学,附属长海医院,特诊科,上海,200433
基金项目:上海市市级医院慢性病综合防治项目(No.SHDC12007304)
摘    要:目的: 以乳腺癌细胞与成骨细胞共培养模拟乳腺癌骨转移微环境,观察在此微环境中降钙素基因相关肽( calcitonin generelated peptide,CGRP)对成骨细胞护骨素 (osteoprotegerin,OPG)及细胞核因子κB受体活化因子配体(receptor activator of nuclear factorkappa B ligand, RANKL;又称破骨细胞分化因子)表达的影响。方法:将转移性乳腺癌细胞MDAMB231或MDAMB435与成骨细胞MG63共培养,建立模拟乳腺癌骨转移微环境。行CGRP(1×108 mol/L)干预,应用RTPCR和Western Blotting技术检测干预后OPG和RANKL在mRNA和蛋白水平表达的变化。结果:MG63与MDAMB231或MDAMB435共培养环境中,RANKL mRNA及蛋白水平升高,而OPG mRNA和蛋白水平表达下降;CGRP处理后,共培养环境中RANKL mRNA及蛋白水平降低,OPG mRNA和蛋白水平升高 (均P<0.05)。结论:乳腺癌细胞能调节成骨细胞OPG/RANKL轴的表达,进而可能促进破骨细胞的活性,造成溶骨性破坏;CGRP 干预可逆转此调节作用,在乳腺癌骨转移的治疗中有潜在应用价值。

关 键 词:降钙素基因相关肽  乳腺癌细胞  成骨细胞  护骨素  破骨细胞分化因子
收稿时间:1/9/2009 12:00:00 AM
修稿时间:3/9/2009 12:00:00 AM

Effects of calcitonin gene-related peptide on osteoprotegerin and RANKL expressions in osteoblast cells in bone metastasis microenvironment of breast cancer in vitro
ZHOU Jun ping,LOU Guo liang,LI Min yu,ZHU Hai mo,HU Zong tao and LU Dong hui.Effects of calcitonin gene-related peptide on osteoprotegerin and RANKL expressions in osteoblast cells in bone metastasis microenvironment of breast cancer in vitro[J].Chinese Journal of Cancer Biotherapy,2009,16(3):238-242.
Authors:ZHOU Jun ping  LOU Guo liang  LI Min yu  ZHU Hai mo  HU Zong tao and LU Dong hui
Institution:Department of Oncology, Sixth People's Hospital, Shanghai Jiaotong University, Shanghai 200233, China;Department of Oncology, Sixth People's Hospital, Shanghai Jiaotong University, Shanghai 200233, China;Department of Oncology, Sixth People's Hospital, Shanghai Jiaotong University, Shanghai 200233, China;Department of Oncology, Sixth People's Hospital, Shanghai Jiaotong University, Shanghai 200233, China;Department of Oncology, Sixth People's Hospital, Shanghai Jiaotong University, Shanghai 200233, China
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