国际肿瘤学杂志 ›› 2016, Vol. 43 ›› Issue (12): 947-949.doi: 10.3760/cma.j.issn.1673422X.2016.12.017

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胞外囊泡及其促进胰腺癌侵袭转移的机制

刘保瑞, 吴永娜, 周文策   

  • 出版日期:2016-12-08 发布日期:2016-11-02
  • 基金资助:

    中央高校基本科研业务费专项资金(lzujbky-2012-163)

Extracellular vesicles in promoting the invasion and metastasis of pancreatic cancer

LIU  Bao-Rui, WU  Yong-Na, ZHOU  Wen-Ce   

  1. 兰州大学第一临床医学院
  • Online:2016-12-08 Published:2016-11-02
  • Supported by:

    Fundamental Research Funds for the Central Universities (lzujbky-2012-163)

摘要: 胞外囊泡(EV)由原核生物及真核生物所分泌,广泛存在于血液、尿液、腹腔积液、胆汁等各种体液及肿瘤微环境中。EV在细胞生长、运动、信号传导以及肿瘤细胞的侵袭转移中发挥重要作用。胰腺癌恶性程度高,侵袭转移能力强,EV可通过促进细胞增殖、抑制免疫反应、促进血管形成和基质重塑等机制促进胰腺癌的侵袭转移。

关键词: 胰腺肿瘤, 肿瘤侵润, 肿瘤转移, 胞外囊泡

Abstract: The secretion of extracellular vesicles (EVs) is a wellconserved evolutionary process that occurs from prokaryotic cells to eukaryotes. EVs have been identified in body fluids such as plasma, urine, ascites, and bile as well as tumor microenvironment. EVs play an important role in cell growth, movement, signal transduction, invasion and metastasis of tumor cells. With a high invasive ability, pancreatic cancer has a high degree of malignancy. Evs can enhance the invasion and metastasis of pancreatic cancer by increasing cell proliferation, inhibiting immune responses, promoting angiogenesis and extracellular matrix remodeling.

Key words: Pancreatic neoplasms, Neoplasm invasiveness, Neoplasm metastasis, Extracellular vesicles