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Related Experiment Videos

Proteases in invasion: matrix metalloproteinases.

W G Stetler-Stevenson1, A E Yu

  • 1Laboratory of Pathology, Division of Clinical Sciences, National Cancer Institute, National Institutes of Health, Bethesda, MD 20892, USA. sstevenw@mail.nih.gov

Seminars in Cancer Biology
|April 27, 2001
PubMed
Summary

Matrix metalloproteinases (MMPs) are key in cancer invasion. Emerging evidence shows MMPs also regulate cancer progression by influencing cell proliferation, migration, and extracellular matrix interactions.

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The role of matrix metalloproteinases in tumor invasion, metastasis, and angiogenesis.

Surgical oncology clinics of North America·2001

Area of Science:

  • Oncology
  • Biochemistry
  • Molecular Biology

Background:

  • Proteases, particularly matrix metalloproteinases (MMPs), are recognized for their role in tumor invasion and metastasis.
  • The traditional understanding of MMPs solely as facilitators of connective tissue breakdown is evolving.

Purpose of the Study:

  • To summarize recent evidence on the multifaceted roles of MMPs in cancer progression.
  • To highlight emerging functions of MMPs beyond connective tissue degradation.

Main Methods:

  • Review of existing scientific literature and research findings.
  • Focus on the role of specific MMP family members in cancer.

Main Results:

  • MMPs are implicated in cell proliferation and the release of growth factors.

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  • MMPs influence cancer cell migration.
  • MMPs modify the extracellular matrix, exposing cryptic sites that alter cell behavior.

    • Conclusions:

    • The role of matrix metalloproteinases in cancer progression is more complex than previously thought.
    • MMPs actively participate in multiple aspects of cancer development, including proliferation, migration, and matrix remodeling.