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Related Concept Videos

Overview of Exosomes01:36

Overview of Exosomes

2.7K
Exosomes are stable, lipid bilayer-enclosed vesicles capable of crossing biological barriers. They can carry a wide range of molecules required for intercellular communication. Once exosomes are released from the cell where they originated, they enter a recipient cell through various pathways such as fusion, receptor-mediated endocytosis, macropinocytosis, and phagocytosis.
Stahl et al. discovered exosomes in 1983, but the exosomes were initially considered waste products released from the...
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Metastasis02:30

Metastasis

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Metastasis is the spread of cancer cells from the original site to distant locations in the body. Cancer cells can spread via blood vessels (hematogenous) as well as lymph vessels in the body.
Epithelial-to-Mesenchymal Transition
The epithelial-to-mesenchymal transition or EMT is a developmental process commonly observed in wound healing, embryogenesis, and cancer metastasis. EMT is induced by transforming growth factor-beta (TGF-β) or receptor tyrosine kinase (RTK) ligands, which further...
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Mesenchymal Stem Cells01:19

Mesenchymal Stem Cells

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Mesenchymal stem cells (MSCs) are adult stem cells that can differentiate into most connective tissue cell types, except for hematopoietic cells, depending upon the source of MSCs. For example, bone-marrow-derived MSCs (BM-MSCs) can differentiate into osteocytes, hepatocytes, and pancreatic and neuronal cells. MSCs can be isolated from various sources such as bone marrow, placenta, adipose tissue, teeth, and Wharton’s jelly, a gelatinous substance in the umbilical cord. The ease of their...
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The Tumor Microenvironment02:17

The Tumor Microenvironment

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Every normal cell or tissue is embedded in a complex local environment called stroma, consisting of different cell types, a basal membrane, and blood vessels. As normal cells mutate and develop into cancer cells, their local environment also changes to allow cancer progression. The tumor microenvironment (TME) consists of a complex cellular matrix of stromal cells and the developing tumor. The cross-talk between cancer cells and surrounding stromal cells is critical to disrupt normal tissue...
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Cancer Cell Migration through Invadopodia01:35

Cancer Cell Migration through Invadopodia

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Invadosome is a broad category of cell surface structures with proteolytic activity that  degrades the extracellular matrix (ECM). Invadosomes are present in normal cell types, including macrophages, endothelial cells, and neurons, as well as tumor cells. Although the macrophage podosomes and tumor cell invadopodia are classified as invadosomes, they have different structures, molecular pathways, and functions. Podosomes are short structures that last for a few minutes. However,...
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Role of Ephrin-Eph Signalling in Intestinal Stem Cell Renewal01:22

Role of Ephrin-Eph Signalling in Intestinal Stem Cell Renewal

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Erythropoietin-producing hepatocellular carcinoma receptor (Eph) and its ligand, Eph receptor-interacting protein (Ephrin) were first discovered in the human carcinoma cell line, hence the name. Ephrin-Eph interaction guides cells to reach their appropriate location in adult tissues. They also play an essential role in the immune system by helping in immune cell migration, adhesion, and activation. Based on their structure and function, Eph is divided into two classes — EphA and EphB.
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  3. Biomedical And Clinical Sciences
  4. Oncology And Carcinogenesis
  5. Predictive And Prognostic Markers
  6. Function And Mechanism Of Exosomes Derived From Different Cells As Communication Mediators In Colorectal Cancer Metastasis.
  1. Home
  2. Research Domains
  3. Biomedical And Clinical Sciences
  4. Oncology And Carcinogenesis
  5. Predictive And Prognostic Markers
  6. Function And Mechanism Of Exosomes Derived From Different Cells As Communication Mediators In Colorectal Cancer Metastasis.

Related Experiment Video

Preparation of Exosomes for siRNA Delivery to Cancer Cells
09:59

Preparation of Exosomes for siRNA Delivery to Cancer Cells

Published on: December 5, 2018

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Function and mechanism of exosomes derived from different cells as communication mediators in colorectal cancer metastasis.

Yimin E1, Chen Lu2, Kuixuan Zhu3

  • 1Department of General Surgery, The Second Affiliated Hospital of Nanjing Medical University, 121 Jiang Jia Yuan Road, Nanjing 210011, Jiangsu, China.

Iscience
|March 19, 2024

View abstract on PubMed

Summary
This summary is machine-generated.

Colorectal cancer (CRC) metastasis is driven by exosomes, tiny vesicles that transfer information between cells. Understanding exosome communication is key for developing new CRC diagnostic and treatment strategies.

Keywords:
CancerMicroenvironmentMolecular medicine

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A Preclinical Mouse Model of Osteosarcoma to Define the Extracellular Vesicle-mediated Communication Between Tumor and Mesenchymal Stem Cells
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An Enrichment Method for Small Extracellular Vesicles Derived from Liver Cancer Tissue
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An Enrichment Method for Small Extracellular Vesicles Derived from Liver Cancer Tissue

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Related Experiment Videos

Preparation of Exosomes for siRNA Delivery to Cancer Cells
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Preparation of Exosomes for siRNA Delivery to Cancer Cells

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A Preclinical Mouse Model of Osteosarcoma to Define the Extracellular Vesicle-mediated Communication Between Tumor and Mesenchymal Stem Cells
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An Enrichment Method for Small Extracellular Vesicles Derived from Liver Cancer Tissue
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An Enrichment Method for Small Extracellular Vesicles Derived from Liver Cancer Tissue

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Area of Science:

  • Oncology
  • Cell Biology
  • Molecular Medicine

Background:

  • Colorectal cancer (CRC) is a leading cause of cancer mortality, with metastasis significantly worsening patient prognosis.
  • Understanding the molecular mechanisms of CRC metastasis is a critical research challenge.
  • Exosomes mediate intercellular communication, transferring genetic and metabolic information crucial for cancer progression.

Purpose of the Study:

  • To comprehensively review the role of exosomes in colorectal cancer metastasis.
  • To examine the communication functions and mechanisms of exosomes derived from various cell types.
  • To provide insights into current research and future applications for CRC diagnosis and treatment.

Main Methods:

  • Literature review and synthesis of existing research on exosomes and CRC metastasis.
  • Analysis of exosome-mediated intercellular communication pathways.
  • Examination of exosome roles in tumor microenvironment modulation, invasion, migration, and pre-metastatic niche formation.
  • Main Results:

    • Exosomes play a pivotal role in facilitating CRC cell invasion, migration, and the formation of pre-metastatic niches.
    • Intercellular communication via exosomes reshapes the tumor microenvironment by influencing immune cells and fibroblasts.
    • Exosomes transfer critical metabolic and genetic information, driving CRC progression and metastasis.

    Conclusions:

    • Exosomes are central mediators of CRC metastasis through complex intercellular communication networks.
    • Targeting exosome function presents a promising avenue for novel diagnostic and therapeutic strategies in CRC.
    • Further research into exosome mechanisms can lead to improved patient outcomes and personalized treatment approaches for colorectal cancer.