Related Experiment Video

Updated: Aug 10, 2026

One-day Workflow Scheme for Bacterial Pathogen Detection and Antimicrobial Resistance Testing from Blood Cultures
08:30

One-day Workflow Scheme for Bacterial Pathogen Detection and Antimicrobial Resistance Testing from Blood Cultures

Published on: July 9, 2012

Antibiotic-resistant organism infection

R G Postier1

  • 1Department of Surgery, University of Oklahoma Health Sciences Center, Oklahoma City 73190, USA.

The American Surgeon
|March 1, 2000
PubMed

Insights

Antibiotic resistance is a growing global health threat, particularly in Gram-positive infections. Developing antibiotic stewardship and infection control strategies is crucial to combatting resistant bacteria.

Area of Science:

  • Microbiology
  • Infectious Diseases
  • Pharmacology

Background:

  • Antibiotic resistance poses a significant challenge in treating Gram-positive bacterial infections.
  • Emergence of resistance to methicillin and vancomycin in staphylococci and enterococci leads to pan-resistant strains.
  • Urgent need for strategies to mitigate the spread and development of antibiotic resistance.

Purpose of the Study:

  • To highlight the critical issue of antibiotic resistance in Gram-positive infections.
  • To emphasize the importance of antibiotic stewardship alongside the search for new antibiotics.
  • To outline key measures for limiting the emergence and transmission of resistant organisms.

Main Methods:

  • Review of current challenges in antibiotic resistance.
  • Discussion of established and proposed antibiotic stewardship principles.
  • Emphasis on infection control measures.

Main Results:

  • Staphylococci and enterococci resistant to methicillin and vancomycin are increasingly prevalent.
  • Development of pan-resistant organisms necessitates alternative treatment strategies.
  • Effective antibiotic stewardship can limit the spread of resistance.

Conclusions:

  • Antibiotic stewardship is paramount in managing resistant Gram-positive infections.
  • Implementation of judicious antibiotic use and strict infection control is essential.
  • Continued research for novel antibiotics must be complemented by robust stewardship programs.

More Related Videos

Isolation and Identification of Waterborne Antibiotic-Resistant Bacteria and Molecular Characterization of their Antibiotic Resistance Genes08:58

Isolation and Identification of Waterborne Antibiotic-Resistant Bacteria and Molecular Characterization of their Antibiotic Resistance Genes

Published on: March 3, 2023

Preparation of Zinc Oxide Nanoparticles and the Evaluation of their Antibacterial Effects06:42

Preparation of Zinc Oxide Nanoparticles and the Evaluation of their Antibacterial Effects

Published on: September 27, 2024

Related Concept Videos

Antibiotic Selection00:57

Antibiotic Selection

Overview
Defense Against Bacterial Pathogens01:31

Defense Against Bacterial Pathogens

The human immune system is a complex network of cells, tissues, and organs that work together to defend the body against bacterial infections. It consists of various immune cells, each playing a specific role in the defense mechanism.
Phagocytes
Phagocytes are the frontline soldiers of the immune system. They include neutrophils and macrophages. Neutrophils are the most abundant type of white blood cell and are quickly mobilized to the site of infection. Macrophages are larger cells that patrol...
Development of Antibiotic Resistance01:30

Development of Antibiotic Resistance

Antibiotic resistance is a major public health concern that arises when bacteria evolve mechanisms to withstand the effects of antibiotic treatments. This resistance can be intrinsic, acquired through genetic mutations, or transferred between bacteria via horizontal gene transfer. The development of antibiotic resistance poses significant challenges in treating bacterial infections and necessitates ongoing research to develop new therapeutic strategies.Intrinsic resistance occurs when bacterial...
Microbiota Modulation by Antibiotics01:21

Microbiota Modulation by Antibiotics

Antibiotics have revolutionized modern medicine by saving countless lives from bacterial infections. However, their widespread use has inadvertently harmed the delicate balance of the human gut microbiota. The gut microbiota, a complex community of bacteria, archaea, viruses, and fungi, plays a vital role in regulating metabolism, immune responses, and maintaining intestinal health. Antibiotics, especially broad-spectrum types, disrupt this ecosystem by eradicating both harmful and beneficial...
Mechanism of Antibiotic Resistance in MRSA01:25

Mechanism of Antibiotic Resistance in MRSA

Antibiotic resistance in bacteria arises when microorganisms evolve the ability to withstand drugs designed to kill them or inhibit their growth, rendering once-effective treatments useless. This phenomenon, driven by genetic change and selection under antibiotic exposure, poses a profound threat to modern medicine. Mechanisms include drug-inactivating enzymes (e.g., β-lactamases), efflux pumps that eject antibiotics, mutations altering antibiotic targets, decreased drug uptake, and acquisition...
Clinical Significance of Antibiotic Resistance01:25

Clinical Significance of Antibiotic Resistance

Methicillin-resistant Staphylococcus aureus (MRSA) presents a critical public health threat, arising from its capacity to resist β-lactam antibiotics due to acquisition of the mecA gene within the staphylococcal cassette chromosome mec (SCCmec). This gene encodes penicillin-binding protein 2a (PBP2a), which impairs binding efficacy of methicillin and other β-lactams. MRSA has evolved into distinct clonal lineages impacting humans and animals alike, reinforcing its significance within the One...