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Fibulins: physiological and disease perspectives.

W Scott Argraves1, Lisa M Greene, Marion A Cooley

  • 1Medical University of South Carolina, Department of Cell Biology, 173 Ashley Avenue, Charleston, South Carolina 29425, USA. argraves@musc.edu

EMBO Reports
|December 4, 2003
PubMed
Summary

Fibulins are proteins crucial for basement membranes and elastic fibers. This review details their normal and pathological roles, drawing from animal models, human mutations, tumors, and injury studies.

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Area of Science:

  • Biochemistry
  • Molecular Biology
  • Extracellular Matrix Research

Background:

  • Fibulins are a protein family associated with extracellular matrix structures.
  • Their specific roles in health and disease have been historically understudied.

Purpose of the Study:

  • To consolidate and review current knowledge on the functions of fibulins.
  • To explore the implications of fibulin deficiency, mutations, and altered expression in various pathological conditions.

Main Methods:

  • Literature review of studies involving animal models of fibulin deficiency.
  • Analysis of data from human fibulin gene mutation studies.
  • Examination of fibulin involvement in human tumors.
  • Review of findings from injury models.

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Main Results:

  • Fibulin deficiency in animal models reveals critical roles in tissue development and integrity.
  • Human fibulin gene mutations are linked to specific congenital disorders.
  • Altered fibulin expression is observed in various human tumors, suggesting a role in cancer progression.
  • Fibulin involvement in tissue repair and remodeling following injury is highlighted.

Conclusions:

  • Fibulins play multifaceted roles in maintaining tissue structure and function.
  • Dysregulation of fibulins contributes to diverse pathologies, including genetic disorders and cancer.
  • Further research into fibulins is warranted to explore therapeutic strategies.