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Related Experiment Videos

CD2-associated protein and glomerular disease.

Gunter Wolf1, Rolf A K Stahl

  • 1Department of Medicine, Division of Nephrology, Rheumatology, and Osteology, University of Hamburg, D-20246, Hamburg, Germany. wolf@uke.uni-hamburg.de

Lancet (London, England)
|December 4, 2003
PubMed
Summary
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CD2-associated protein (CD2AP) deficiency causes nephrotic syndrome in mice. Mutations in CD2AP are linked to human focal segmental glomerulosclerosis, suggesting a role in kidney disease susceptibility.

Area of Science:

  • Nephrology
  • Molecular Biology
  • Genetics

Background:

  • Proteinuria accelerates renal disease progression.
  • Podocytes and slit diaphragms are crucial for the glomerular filtration barrier.
  • CD2-associated protein (CD2AP) is vital for podocyte structure and function.

Purpose of the Study:

  • To investigate the role of CD2AP in kidney disease.
  • To explore the link between CD2AP mutations and focal segmental glomerulosclerosis (FSGS).

Main Methods:

  • Analysis of CD2AP knockout (-/-) and heterozygous (+/-) mice.
  • Histological examination of glomeruli.
  • Genetic analysis of patients with idiopathic FSGS.

Main Results:

Related Experiment Videos

  • CD2AP knockout mice exhibit congenital nephrotic syndrome and die from renal failure.
  • CD2AP heterozygous mice show glomerular changes resembling human FSGS.
  • A subset of FSGS patients carry CD2AP mutations affecting allele expression.

Conclusions:

  • CD2AP plays a critical role in maintaining podocyte integrity.
  • CD2AP mutations are associated with FSGS, indicating a potential genetic predisposition.
  • Further research is needed to explore CD2AP's role in various ethnic populations and glomerulonephritis types.