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Antimicrobial Proteins

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Engineering Metal-Organic Frameworks for Enhanced Antimicrobial Efficacy: Synthesis Methodologies, Mechanistic

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Metal-organic frameworks (MOFs) offer advanced antimicrobial properties by releasing metal ions and generating reactive oxygen species. These materials show promise in combating antibiotic resistance (AMR) and improving health outcomes.

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Area of Science:

  • Materials Science
  • Nanotechnology
  • Public Health

Background:

  • Antibiotic resistance (AMR) is a critical global health threat, causing millions of deaths annually.
  • Conventional antimicrobials face limitations, necessitating novel solutions.
  • Metal-organic frameworks (MOFs) are emerging as advanced third-generation antimicrobial materials.

Purpose of the Study:

  • To systematically review the antibacterial mechanisms and structure-function relationships of MOFs.
  • To highlight the potential of MOFs as alternatives to conventional antimicrobial agents.
  • To discuss MOF applications in healthcare, food preservation, and water disinfection.

Main Methods:

  • Review of foundational principles and antibacterial mechanisms of MOFs.
  • Analysis of MOF properties like high surface area, tunable porosity, and controlled ion release.
  • Focus on structure-function relationships rather than exhaustive synthesis details.

Main Results:

  • MOFs exhibit antibacterial activity through sustained metal ion release (Ag+, Cu2+, Zn2+), reactive oxygen species (ROS) generation, and synergistic effects.
  • MOF-based materials demonstrate superior performance compared to conventional antimicrobials.
  • Key applications include wound dressings, medical coatings, nanotherapeutics, food preservation, and water disinfection.

Conclusions:

  • MOFs present significant promise for revolutionizing antimicrobial therapy and mitigating the AMR crisis.
  • Further research is needed to address challenges in clinical translation and understanding complex infections.
  • MOFs can shift antimicrobial strategies from passive defense to active ecological regulation.