A charge-adaptive nanosystem for prolonged and enhanced in vivo antibiotic delivery

Chem Commun (Camb). 2016 May 7;52(37):6265-8. doi: 10.1039/c6cc01269h. Epub 2016 Apr 14.

Abstract

Herein we report on a charge-adaptive nanosystem for prolonged and enhanced in vivo antibiotic delivery. The nanocarrier achieves acid-dependent charge conversion, thus prolonging the circulation time and enhancing antibiotic accumulation in subcutaneous inflammation models.

MeSH terms

  • Animals
  • Anti-Bacterial Agents / administration & dosage
  • Anti-Bacterial Agents / chemistry
  • Anti-Bacterial Agents / pharmacology*
  • Drug Carriers / chemistry
  • Drug Delivery Systems
  • Hydrogen-Ion Concentration
  • Inflammation / drug therapy*
  • Injections, Subcutaneous
  • Mice
  • Mice, Inbred BALB C
  • Mice, Nude
  • Microbial Sensitivity Tests
  • Molecular Structure
  • Nanostructures / chemistry*
  • Polymers / chemistry
  • Staphylococcal Infections / drug therapy*
  • Staphylococcus aureus / drug effects*
  • Vancomycin / administration & dosage
  • Vancomycin / chemistry
  • Vancomycin / pharmacology*

Substances

  • Anti-Bacterial Agents
  • Drug Carriers
  • Polymers
  • Vancomycin