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An immunoanalysis for kojic acid

A E Abdalla, D W Grant

    Sabouraudia
    |September 1, 1980
    PubMed
    Summary
    This summary is machine-generated.

    A new enzyme-linked immunosorbent assay (ELISA) can detect kojic acid, a toxin, in biological fluids. This method is sensitive enough for detecting kojic acid in urine and plasma samples from aspergillosis models.

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    Area of Science:

    • Biochemistry
    • Immunology
    • Analytical Chemistry

    Background:

    • Kojic acid is a mycotoxin produced by Aspergillus species.
    • Accurate detection of kojic acid in biological samples is crucial for diagnosing and managing aspergillosis.
    • Existing analytical methods may lack the sensitivity or practicality for routine biological fluid analysis.

    Purpose of the Study:

    • To develop and validate a sensitive enzyme-linked immunosorbent assay (ELISA) for quantifying kojic acid.
    • To assess the assay's performance in aqueous solutions and various biological matrices.
    • To evaluate the immunoassay's utility for detecting kojic acid in experimental models of aspergillosis.

    Main Methods:

    • Development of a specific enzyme-linked immunosorbent assay (ELISA) for kojic acid.

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  • Determination of assay sensitivity using standard buffer solutions (limit of detection: 100 pg/mL).
  • Analysis of kojic acid in diluted biological fluids (urine, deproteinized plasma, serum) and in vivo samples from dosed rabbits.

    • Main Results:

    • The developed ELISA demonstrated high sensitivity, detecting as little as 100 pg/mL of kojic acid in buffer.
    • The assay successfully detected kojic acid at dilutions up to 10(-4) in urine, deproteinized plasma, and serum when spiked with 1 mg/mL.
    • Positive detection was achieved in urine and plasma samples from rabbits treated with kojic acid, also at 10(-4) dilutions.

    Conclusions:

    • The established ELISA provides a sensitive and reliable method for kojic acid analysis in aqueous solutions and biological fluids.
    • This immunoassay is suitable for detecting kojic acid in various biological matrices, including urine and plasma.
    • The assay holds potential for monitoring kojic acid levels in experimental and clinical settings of aspergillosis.