Cited by 643Extracellular vesicles in diseaseImmune cells in cancerMicroRNA in disease regulation

M2 Macrophage-Derived Exosomes Promote Cell Migration and Invasion in Colon Cancer

Lan, Jingqin, Sun, Li, Xu, Feng, Liu, Lu, Hu, Fuqing, Song, Da, Hou, Zhenlin, Wu, Wei +5 more·2019·Cancer Research

Published version of a preprint

Abstract

Clinical and experimental evidence has shown that tumor-associated macrophages promote cancer initiation and progression. However, the macrophage-derived molecular determinants that regulate colorectal cancer metastasis have not been fully characterized. Here, we demonstrate that M2 macrophage–regulated colorectal cancer cells' migration and invasion is dependent upon M2 macrophage–derived exosomes (MDE). MDE displayed a high expression level of miR-21-5p and miR-155-5p, and MDE-mediated colorectal cancer cells' migration and invasion depended on these two miRNAs. Mechanistically, miR-21-5p and miR-155-5p were transferred to colorectal cancer cells by MDE and bound to the BRG1 coding sequence, downregulating expression of BRG1, which has been identified as a key factor promoting the colorectal cancer metastasis, yet is downregulated in metastatic colorectal cancer cells. Collectively, these findings show that M2 macrophages induce colorectal cancer cells' migration and invasion and provide significant plasticity of BRG1 expression in response to tumor microenvironments during malignant progression. This dynamic and reciprocal cross-talk between colorectal cancer cells and M2 macrophages provides a new opportunity for the treatment of metastatic colorectal cancer. Significance: These findings report a functional role for miRNA-containing exosomes derived from M2 macrophages in regulating migration and invasion of colorectal cancer cells.

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Crossref · 10.1158/0008-5472.can-18-0014

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Authors
Lan, J., Sun, L., Xu, F., Liu, L., Hu, F., Song, D., Hou, Z., Wu, W., Luo, X., Wang, J., Yuan, X., Hu, J., & Wang, G.
Affiliations
  • Tongji Hospital (CN)
  • Huazhong University of Science and Technology (CN)
Corresponding author
  • Hu, Junbo
  • Wang, Guihua
Venue
Cancer Research
Published
2019-01-01
Volume
79
Issue
1
Pages
146-158
ISSN
  • 0008-5472 (ISSN-L)
  • 1538-7445
OpenAlex
W2900276526
Cited by
643
References
6
Citations by year
2026: 35 · 2025: 67 · 2024: 91 · 2023: 117 · 2022: 114 · 2021: 120 · 2020: 68 · 2019: 30
FWCI
19.51
Type
journal article
Language
en
Open access
closed
Locations
  • Cancer Research (publishedVersion)
  • PubMed (publishedVersion)
Funders
  • National Natural Science Foundation of China (NSFC) (81570525, 81773113, 81572725)
  • 973 (2015CB553903-1)
  • Huazhong University of Science and Technology (HUST) (540-5001540013)
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Extracellular vesicles in disease
  • Life Sciences › Immunology and Microbiology › Immunology › Immune cells in cancer
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Cancer Research › MicroRNA in disease regulation
Keywords
M2 macrophages, exosomes, colorectal cancer, cell migration, cell invasion, miR-21-5p, miR-155-5p, SMARCA4, tumor microenvironment, metastasis, tumor-associated macrophages, microRNA transfer
MeSH terms
Cancer-Associated Fibroblasts, Animals, Cell Movement, DNA Helicases, Female, Follow-Up Studies, Humans, Lung Neoplasms, Macrophages, Male, Mice, Inbred BALB C, Mice, Nude, Neoplasm Invasiveness, Neoplasm Metastasis, Nuclear Proteins, Prognosis, Transcription Factors, Tumor Cells, Cultured, Biomarkers, Tumor, Colorectal Neoplasms, Gene Expression Regulation, Neoplastic, Survival Rate, Apoptosis, Xenograft Model Antitumor Assays, MicroRNAs, Cell Proliferation, Mice, Exosomes, Tumor Microenvironment

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