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Microbial toxins, their functional role and phylogenetic validity.

R S Pore

    Bio Systems
    |April 1, 1978
    PubMed
    Summary
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    Microbial toxins, possibly acting as antibiotics, may target shared metabolic pathways in humans, animals, and microbes. These compounds, produced by bacteria, fungi, and algae, are significant to their producers.

    Area of Science:

    • Microbiology
    • Biochemistry

    Background:

    • Microbial toxins often lack a clear role in microbial survival.
    • These compounds may represent significant antimicrobial agents for the producing organisms.

    Purpose of the Study:

    • To investigate the potential antimicrobial significance of microbially produced toxins.
    • To understand the role of these toxins as antibiotics.

    Main Methods:

    • Analysis of microbial toxin production.
    • Characterization of toxin/antibiotic compounds from bacteria, fungi, and algae.

    Main Results:

    • Toxins produced by microbes may function as antibiotics.
    • These antibiotics can target shared metabolic pathways in various organisms.

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  • Bacterial toxins are proteinaceous, while fungal and algal toxins are nonprotein secondary metabolites.

    • Conclusions:

    • Microbial toxins can serve as significant antimicrobial compounds for their producers.
    • The diversity in toxin structure (protein vs. nonprotein) reflects different microbial origins.