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Related Concept Videos

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Biological Methods for Microbial Control

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Biological agents offer an effective means of controlling microbial growth by leveraging natural processes like predation, competition, and the secretion of antimicrobial substances.Predatory bacteria such as Bdellovibrio species target and kill pathogens like Salmonella and E. coli. They are widely used in poultry farms to control infections. Myxococcus species help combat plant-pathogenic fungi. These naturally occurring predators serve as eco-friendly alternatives to chemical pesticides and...
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Chemicals play important roles in controlling microbial growth by targeting microbial structures and functions as sanitizers, antiseptics, disinfectants, and sterilants.Alcohols are commonly used sanitizers, effectively disrupting lipid membranes, which compromises cell integrity. They are also used as antiseptics and disinfectants due to their rapid action and versatility.Phenols and their derivatives phenolics , known for denaturing proteins and disrupting cell membranes, are particularly...
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Related Experiment Video

Updated: Mar 1, 2026

Synthesis of Multi-walled Carbon Nanotubes Modified with Silver Nanoparticles and Evaluation of Their Antibacterial Activities and Cytotoxic Properties
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Biocatalytic Nanocomposites for Combating Bacterial Pathogens.

Xia Wu1, Seok-Joon Kwon1, Jungbae Kim2

  • 1Department of Chemical and Biological Engineering, Center for Biotechnology and Interdisciplinary Studies, Rensselaer Polytechnic Institute, Troy, New York 12180;

Annual Review of Chemical and Biomolecular Engineering
|June 9, 2017
PubMed
Summary

Enzymes offer a novel approach to combat bacterial infections, providing selective or nonselective killing mechanisms with minimal microbial resistance. Their stabilization on nanomaterials enhances antimicrobial properties for diverse applications.

Keywords:
antibiotic alternativesantimicrobial enzymesbionanocompositesendolysinsinfectious diseasenanoscale materials

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Antimicrobial Characterization of Advanced Materials for Bioengineering Applications
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Area of Science:

  • Biochemistry
  • Microbiology
  • Materials Science

Background:

  • Bacterial infections pose a significant public health threat.
  • Conventional antibiotics face challenges due to rising microbial resistance.
  • Novel antimicrobial strategies are urgently needed.

Purpose of the Study:

  • To explore the potential of enzymes as antimicrobial agents.
  • To highlight enzymes' ability to target unique bacterial mechanisms.
  • To discuss enzyme applications in therapeutics and infrastructure control.

Main Methods:

  • Exploiting enzyme diversity for selective bacterial cell wall targeting.
  • Utilizing enzymes to generate bactericidal molecules for nonselective killing.
  • Stabilizing enzymes via conjugation to nanoscale materials and polymeric composites.

Main Results:

  • Enzymes demonstrate efficacy in killing bacteria through unique targets.
  • Microbial resistance to enzyme-based antimicrobial strategies has been largely absent.
  • Enzyme-nanomaterial conjugates exhibit enhanced antimicrobial surface properties.

Conclusions:

  • Enzymes represent a promising alternative to conventional antibiotics.
  • Enzyme-based antimicrobials show potential for new therapeutic developments.
  • Stabilized enzymes offer versatile applications for antimicrobial surfaces and infrastructure.