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Related Concept Videos

Antimicrobial Effectiveness01:28

Antimicrobial Effectiveness

The effectiveness of antimicrobial agents depends on various factors influencing their ability to eliminate microbial populations. Larger microbial populations require more time for complete eradication, emphasizing the importance of population size analysis when evaluating antimicrobial efficacy.Microbial resistance to antimicrobial agents varies significantly. Highly resilient microorganisms include endospores, gram-negative bacteria, and non-enveloped viruses, while prions are exceptionally...
Antimicrobial Proteins01:23

Antimicrobial Proteins

Antimicrobial proteins are important components of the immune system. They aid the body in combating pathogens by either killing them directly or hindering their replication processes. Four main types of antimicrobial substances are interferons, the complement system, iron-binding proteins, and antimicrobial proteins.
Interferons
Interferons (IFNs) are proteins produced by lymphocytes, macrophages, and fibroblasts infected with viruses. While IFNs cannot prevent viruses from entering and...
Chemical Agents for Microbial Control01:27

Chemical Agents for Microbial Control

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...
Surface Membrane Barriers01:18

Surface Membrane Barriers

The skin and mucous membranes serve as the primary line of defense against pathogens by providing both physical and chemical protection. These barriers are essential in preventing the entry and establishment of microbes, thereby maintaining the integrity of the host.
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Biological Methods for Microbial Control01:28

Biological Methods for Microbial Control

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...
Antifungal Agents01:15

Antifungal Agents

Amphotericin B is a broad-spectrum antifungal agent that exploits structural differences between fungal and mammalian cell membranes. Its amphipathic structure—featuring a hydrophobic polyene-lactone ring and a hydrophilic region containing mycosamine and carboxylic acid groups—enables selective binding to ergosterol, a sterol predominantly found in fungal plasma membranes. This selective interaction underlies the drug’s antifungal activity, although weak binding to cholesterol contributes to...

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Updated: May 22, 2026

Antimicrobial Characterization of Advanced Materials for Bioengineering Applications
08:08

Antimicrobial Characterization of Advanced Materials for Bioengineering Applications

Published on: August 4, 2018

Palladacycles as antimicrobial agents.

A-S S H Elgazwy1, N S M Ismail, S R Atta-Allah

  • 1Department of Chemistry, Faculty of Science, Ain Shams University, Cairo, Egypt. elgazwy@sci.asu.edu.eg

Current Medicinal Chemistry
|May 23, 2012
PubMed
Summary
This summary is machine-generated.

Palladacycles show diverse biomedical applications, including antibacterial and antifungal activities. This review highlights structure-activity relationships and new strategies for developing novel antimicrobial agents from palladium compounds.

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Evaluation of Antimicrobial Activities of Nanoparticles and Nanostructured Surfaces In Vitro
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Last Updated: May 22, 2026

Antimicrobial Characterization of Advanced Materials for Bioengineering Applications
08:08

Antimicrobial Characterization of Advanced Materials for Bioengineering Applications

Published on: August 4, 2018

Evaluation of Antimicrobial Activities of Nanoparticles and Nanostructured Surfaces In Vitro
11:52

Evaluation of Antimicrobial Activities of Nanoparticles and Nanostructured Surfaces In Vitro

Published on: April 21, 2023

Area of Science:

  • Medicinal Chemistry
  • Organometallic Chemistry

Background:

  • Palladacycles are organometallic compounds with significant potential in biomedical applications.
  • Antimicrobial resistance necessitates the development of new therapeutic agents.
  • Palladium compounds exhibit a broad spectrum of biological activities.

Purpose of the Study:

  • To provide an updated overview of the antibacterial, antifungal, antimycobacterial, and antiprotozoal activities of palladium compounds.
  • To explore the structure-activity relationships (SAR) of palladacycles in medicinal chemistry.
  • To highlight novel strategies for designing new antimicrobial agents based on palladacycle scaffolds.

Main Methods:

  • Review of existing literature on palladacycles and their biological activities.
  • Analysis of structure-activity relationships based on ligand design.
  • Discussion of synthetic strategies for developing new palladacycle-based drugs.

Main Results:

  • Palladacycles demonstrate significant antibacterial, antifungal, antimycobacterial, and antiprotozoal activities.
  • The design of palladacycles incorporating bulky nitrogen ligands, chiral moieties, and other donor atoms influences their biological efficacy.
  • Biologically active ligands can be integrated into palladacycle structures to enhance therapeutic properties.

Conclusions:

  • Palladacycles represent a promising class of compounds for developing novel therapeutic agents with reduced toxicity.
  • Strategic modifications in palladacycle design, particularly ligand selection, are crucial for optimizing antimicrobial efficacy.
  • Further research into palladacycle chemistry holds potential for addressing global health challenges posed by infectious diseases.