Nature Communications (Mar 2020)

Primary tumors release ITGBL1-rich extracellular vesicles to promote distal metastatic tumor growth through fibroblast-niche formation

  • Qing Ji,
  • Lihong Zhou,
  • Hua Sui,
  • Liu Yang,
  • Xinnan Wu,
  • Qing Song,
  • Ru Jia,
  • Ruixiao Li,
  • Jian Sun,
  • Ziyuan Wang,
  • Ningning Liu,
  • Yuanyuan Feng,
  • Xiaoting Sun,
  • Gang Cai,
  • Yu Feng,
  • Jianfeng Cai,
  • Yihai Cao,
  • Guoxiang Cai,
  • Yan Wang,
  • Qi Li

DOI
https://doi.org/10.1038/s41467-020-14869-x
Journal volume & issue
Vol. 11, no. 1
pp. 1 – 18

Abstract

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Mechanisms regulating the formation of pre-metastatic niches remain poorly understood. Here, the authors show that ITGBL1-containing extracellular vesicles derived from primary colorectal cancer cells activate the production of inflammatory cytokines by resident fibroblasts in distant organs, promoting metastatic cancer growth.