Related Experiment Video

Updated: Jun 2, 2026

Screening Foodstuffs for Class 1 Integrons and Gene Cassettes
09:37

Screening Foodstuffs for Class 1 Integrons and Gene Cassettes

Published on: June 19, 2015

Class 2 integrons in multidrug-resistant Acinetobacter baumannii circulating in different Brazilian geographic

Érica Lourenço Fonseca, Fernanda dos Santos Freitas, Érica Miranda D Scheidegger

    International Journal of Antimicrobial Agents
    |May 10, 2011
    PubMed
    Abstract

    No abstract available in PubMed .

    More Related Videos

    Characterizing Multidrug Efflux Systems in Acinetobacter baumannii Using an Efflux-Deficient Bacterial Strain and a Single-Copy Gene Expression System05:06

    Characterizing Multidrug Efflux Systems in Acinetobacter baumannii Using an Efflux-Deficient Bacterial Strain and a Single-Copy Gene Expression System

    Published on: January 5, 2024

    Related Concept Videos

    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...
    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...
    Antibiotic Selection00:57

    Antibiotic Selection

    Overview
    Gene Regulation in Microbial Communities: Quorum Sensing01:28

    Gene Regulation in Microbial Communities: Quorum Sensing

    Quorum sensing is a mechanism of bacterial communication that enables coordinated gene expression in response to changes in population density. This facilitates collective behaviors that enhance survival, resource acquisition, and ecological adaptation. This process relies on small signaling molecules called autoinducers that accumulate as bacterial populations grow. When a critical threshold concentration of autoinducers is reached, bacterial cells collectively modify gene expression,...