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[CFH gene polymorphism in primary open-angle glaucoma patients].

O N Levanova1, V A Sokolov1, N A Nikiforov1

  • 1Ryazan State Medical University named after acad. I.P. Pavlov, Ministry of Health of Russia, 9 Vysokovol'tnaya St., Ryazan, Russian Federation, 390026.

Vestnik Oftalmologii
|April 1, 2016
PubMed
Summary
This summary is machine-generated.

Most primary open-angle glaucoma (POAG) patients are heterozygotes for the CFH T402H polymorphism. This genetic factor shifts towards homozygosity as the disease progresses and ganglion cells are lost.

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Area of Science:

  • Genetics
  • Ophthalmology
  • Immunology

Context:

  • Primary open-angle glaucoma (POAG) is a leading cause of irreversible blindness.
  • The complement factor H (CFH) gene plays a role in immune regulation and has been implicated in various diseases.
  • The T402H polymorphism in the CFH gene is a known risk factor for age-related macular degeneration.

Purpose:

  • To investigate the association between the CFH T402H polymorphism and POAG.
  • To determine the genotypic frequencies of CFH T402H in POAG patients and healthy controls.

Summary:

  • Genetic analysis of 68 POAG patients and 30 controls revealed no homozygotes for the 402H allele.
  • In POAG patients experiencing ganglion cell death, homozygotes for the CFH polymorphism increased to 65%, while heterozygotes decreased to 35%.
  • The majority of early and advanced POAG patients were heterozygotes, suggesting a potential role in disease pathogenesis.

Impact:

  • Findings suggest that the CFH T402H polymorphism may influence POAG progression and severity.
  • The shift in genotype frequencies indicates a potential link between CFH T402H, ganglion cell loss, and autoimmune responses in glaucoma.
  • Further research is warranted to elucidate the precise mechanisms underlying this association and its therapeutic implications.