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Reciprocal interactions between adhesion receptor signaling and MMP regulation

H G Munshi1, M S Stack

  • 1Division of Hematology/Oncology; Department of Medicine; Robert H. Lurie Comprehensive Cancer Center, Jesse Brown VA Medical Center, Northwestern University Feinberg Medical School, Chicago, IL 60611, USA.

Cancer Metastasis Reviews
|May 9, 2006
PubMed

Insights

Metastatic cells invade tissues by altering cell adhesion and releasing proteinases, like matrix metalloproteinases (MMPs). Cell adhesion signaling controls this proteolytic response to the microenvironment, crucial for cancer metastasis.

Area of Science:

  • Oncology
  • Cell Biology
  • Biochemistry

Background:

  • Metastasis is a hallmark of cancer, involving cancer cell invasion and spread.
  • Cancer cell invasion requires changes in cell-matrix and cell-cell interactions and increased proteolytic activity.
  • Matrix metalloproteinases (MMPs) are key extracellular proteinases involved in tissue remodeling during cancer metastasis.

Purpose of the Study:

  • To review the influence of cell-matrix and cell-cell interactions on proteinase regulation.
  • To highlight the role of cell adhesion signaling in controlling the proteolytic response during metastasis.

Main Methods:

  • Literature review focusing on cell-matrix/cell-cell interactions and signal transduction pathways.
  • Analysis of data linking cell adhesion signaling to proteinase regulation in metastasis.

Main Results:

  • Cell-matrix and cell-cell interactions modulate the activity of extracellular proteinases, including MMPs.
  • Signal transduction pathways associated with cell adhesion influence proteinase regulation.
  • Cell adhesion signaling provides a versatile mechanism for cells to respond proteolytically to microenvironmental changes.

Conclusions:

  • Cell adhesion signaling is a critical regulator of cellular proteolytic activity during cancer invasion and metastasis.
  • Understanding these interactions is key to developing therapeutic strategies targeting metastasis.

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