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Klebsiella marker systems.

S J Rubin

    Infection Control : IC
    |February 1, 1985
    PubMed
    Summary
    This summary is machine-generated.

    Characterizing Klebsiella requires multiple marker systems, as no single method is ideal for identifying strains during outbreaks. Combining methods like serotyping and plasmid analysis offers the most comprehensive approach for accurate microbial identification.

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    Area of Science:

    • Microbiology
    • Infectious Diseases
    • Epidemiology

    Background:

    • Accurate identification of Klebsiella strains is crucial for controlling outbreaks.
    • Various marker systems exist, each with limitations in sensitivity, reproducibility, or cost.

    Purpose of the Study:

    • To evaluate the effectiveness of different Klebsiella marker systems for epidemiological studies.
    • To determine the optimal combination of methods for strain characterization.

    Main Methods:

    • Review of established Klebsiella marker systems: susceptibility patterns, serotyping, bacteriocin, bacteriophage, biotyping, and plasmid analysis.
    • Assessment of each method's reproducibility, sensitivity, cost, and technical complexity.

    Main Results:

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    • Serotyping is stable and reproducible for over 90% of isolates but lacks commercial antisera for most types.
    • Bacteriocin and bacteriophage typing offer easier, cheaper alternatives but with variable and sometimes poor reproducibility/sensitivity.
    • Plasmid analysis is complex but essential for detecting aminoglycoside resistance.

    Conclusions:

    • No single marker system is sufficient for comprehensive Klebsiella strain characterization.
    • Combining multiple marker systems, such as serotyping and plasmid analysis, is recommended for accurate isolate characterization during outbreaks.