Metastasis Study
Metastasis Study - Related Videos
07:47
Studying the Role of Alveolar Macrophages in Breast Cancer Metastasis
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Cited by 7 •
2016
Here we describe the model and approach to study functions of pulmonary alveolar macrophages in cancer metastasis. To demonstrate the role of these cells in metastasis, the syngeneic (4T1) model of breast cancer in conjunction with the depletion of alveolar macrophage with clodronate liposomes was used.
06:31
Primary Tumor and MEF Cell Isolation to Study Lung Metastasis
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Cited by 13 •
2015
The goal of this protocol is to study breast tumorigenesis. With this technique, mouse mammary tumors are removed and primary cells are prepared from tumors. A lung extraction protocol is included for studying lung metastasis. Furthermore, another protocol for analyzing mouse embryonic fibroblasts from the mouse embryo is included.
05:15
Portal Vein Injection: A Method to Study Cancer Metastasis to the Liver
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2023
This video describes a surgical procedure to deliver mammary tumor cells to the murine liver via portal vein injection. This model permits the investigation of late stages of liver metastasis.
08:28
Experimental Metastasis Assay
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Cited by 28 •
2010
This article describes the procedures of an experimental metastasis assay that is used to determine the metastatic potential of human cancer cell lines.
12:03
In Vivo Model for Testing Effect of Hypoxia on Tumor Metastasis
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Cited by 6 •
2016
This manuscript describes the development of an animal model that allows for the direct testing of the effects of tumor hypoxia on metastasis and the deciphering the mechanisms of its action. Although the experiments described here focus on Ewing sarcoma, a similar approach can be applied to other tumor types.
FAQs
Investigators examine dissemination as a sequence of local invasion, entry into blood or lymphatic vessels, survival during circulation, exit into another tissue, and colonization. Separating these stages helps researchers associate particular molecular or cellular drivers with specific points in disease progression, rather than treating metastatic spread as one undifferentiated event.
Cancer cells do not act in isolation during dissemination. Metastasis studies examine interactions between tumor cells and the surrounding microenvironment because those interactions may influence invasion, movement into vessels, persistence in circulation, tissue entry, or later colonization. This perspective allows research to consider both cancer-cell properties and the local conditions surrounding them.
A metastasis study can investigate drivers associated with each phase of dissemination, including local tissue invasion, vascular or lymphatic entry, survival while circulating, exit into distant tissue, and establishment of secondary tumors. Examining these drivers across stages helps connect cellular behavior with disease progression and may reveal candidates for biomarkers or therapeutic intervention.
Researchers draw on patient samples, animal models, organoids, and cell-based assays. These systems provide complementary ways to examine metastatic biology, from material associated with human disease to controlled experimental settings that model tumor-cell behavior or interactions with surrounding tissue. Using more than one system can broaden the evidence available for evaluating a proposed driver.
A study can be structured by aligning patient samples or experimental models with the stages being examined: invasion, vascular or lymphatic entry, circulation, tissue exit, and colonization. Researchers then evaluate the molecular and cellular features associated with those stages and compare findings across systems. This organization supports a clearer interpretation of where a potential driver acts.
Findings from metastasis research can support biomarker development, risk assessment, and therapies intended to prevent or treat metastatic disease. The value of the results depends on identifying meaningful molecular or cellular drivers and connecting them with dissemination stages. Such information can help clarify metastatic progression and guide research priorities in cancer biology.