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代谢重编程:肿瘤的平衡之舞
  • ISSN号:1672-7347
  • 期刊名称:中南大学学报(医学版)
  • 时间:2013.11.22
  • 页码:1177-1187
  • 分类:R730.53[医药卫生—肿瘤;医药卫生—临床医学]
  • 作者机构:[1]中南大学湘雅医院皮肤科,长沙410008, [2]中南大学肿瘤研究所,长沙410078
  • 相关基金:国家自然科学基金(81102065,81000883);教育部高等学校博士学科点基金(20110162120009);中南大学自由探索计划资助项目(2011QNZT138)。This work was supported by a grant from the National Natural Science Foundation of China,Specialized Research Fund for the Doctoral Program of Higher Education,the Free Exploration Program of Central South University of China
  • 相关项目:RASSF1A抑制恶性黑色素瘤上皮-间充质转变和侵袭转移的作用与机制研究
中文摘要:

肿瘤细胞存在能量代谢异常,表现为糖酵解过度活跃,而线粒体有氧代谢削弱,被称为“Warburg效应”。最近的研究表明,肿瘤组织中的代谢异常远比我们之前认识的要复杂。尽管存在旺盛的糖酵解,实际上肿瘤组织仍然保留线粒体有氧代谢。另一方面,线粒体是肿瘤细胞合成代谢的主要场所之一。肿瘤组织还发现存在脂肪酸代谢、氨基酸代谢异常。肿瘤发生过程中,整个代谢网络在瘤基因、抑瘤基因主导下发生重编程,营养组织在代谢网络中的流向和流量被重新定义。肿瘤细胞代谢重编程的法则在于平衡细胞能量需求和合成代谢,以利于生物大分子合成,达到细胞倍增。靶向细胞代谢酶的抗肿瘤治疗,目的并不是干扰肿瘤细胞的能量供应,而是影响其合成代谢速率,从而抑制肿瘤的增殖。

英文摘要:

Despite seminal studies in the 1920s by Warburg showing a characteristic metabolic pattern for tumors, cancer bioenergetics has otfen been relegated to the backwaters of cancer biology. Recent studies have shown that metabolism in the tumor tissue is far more complicated than we previously knew. Despite vigorous glycolysis, in fact, the tumor tissue still retains mitochondrial aerobic metabolism. Mitochondria is one of the main sites of the biosynthesis process of tumor cells. Recent studies revealed that abnormal fatty acid metabolism. Amino acid metabolism plays a key role in the tumorigenesis. The metabolic network in tumor cells was reprogrammed, leading to nutrition lfux reorganization and re-direction. Metabolism reprogramming in tumor cells facilitates the balance between the needs of energy supply and the synthesis of biological macromolecules. Targeting cell metabolism is not intended to interfere the energy supply of tumor cells but to affect the synthesis of metabolic rate, thereby inhibiting the proliferation of the tumor. hTe review focuses on the importance of metabolic reprogramming in tumor development and cancer therapy. We summarize what is currently known about metabolic reprogramming and establish a framework to understanding its contribution to the altered metabolism of cancer cells.

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期刊信息
  • 《中南大学学报:医学版》
  • 北大核心期刊(2011版)
  • 主管单位:中华人民共和国教育部
  • 主办单位:中南大学
  • 主编:李桂源
  • 地址:湖南省长沙市湘雅路110号 中南大学湘雅医学院75号信箱
  • 邮编:410078
  • 邮箱:xyxb2005@vip.163.com xyxb2005@126.com
  • 电话:0731-84805495 84805496
  • 国际标准刊号:ISSN:1672-7347
  • 国内统一刊号:ISSN:43-1427/R
  • 邮发代号:42-10
  • 获奖情况:
  • 省优秀科技期刊一等奖,全国优秀科技期刊三等奖,1992、1996年,中国生物医学核心期刊,中国期刊方阵双效期刊
  • 国内外数据库收录:
  • 美国化学文摘(网络版),荷兰文摘与引文数据库,美国生物医学检索系统,中国中国科技核心期刊,中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版)
  • 被引量:11694