Target drug delivery system as a new scarring modulation after glaucoma filtration surgery
2011

Targeting Drug Delivery System for Glaucoma Surgery

publication Evidence: moderate

Author Information

Author(s): Shao Tingting, Li Xiaoning, Ge Jian

Primary Institution: Fudan University and Sun Yat-sen University

Hypothesis

Antifibrotic agents (MMC) encapsulated in LDLr targeting drug delivery system (LDL-MMC-chitosan nanoparticles) may be proposed in anti-scarring therapy to increase the safety and effectiveness and to reduce toxicity.

Conclusion

The LDL-MMC-chitosan nanoparticles drug delivery system can effectively target activated HTFs and reduce ocular complications after glaucoma filtration surgery.

Supporting Evidence

  • LDL receptors are overexpressed in activated HTFs, making them a target for drug delivery.
  • Chitosan nanoparticles can protect and deliver MMC specifically to HTFs.
  • The use of hyaluronic acid film can help in the gradual release of the drug at the surgical site.

Takeaway

This study suggests a new way to deliver medicine directly to the cells that cause scarring after eye surgery, which could help patients heal better.

Methodology

A chitosan-based polymeric predrug of MMC was synthesized, and its cytotoxicity was tested, along with the release rates of the drug.

Limitations

The study does not provide specific data on long-term effects or clinical trials in humans.

Digital Object Identifier (DOI)

10.1186/1746-1596-6-64

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