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Automated sequential process for preparing samples for analysis by high-performance liquid chromatography.

D C Turnell, J D Cooper

    Journal of Chromatography
    |June 12, 1987
    PubMed
    Summary
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    A novel automated method simplifies biological sample preparation for high-performance liquid chromatography by combining dialysis and trace enrichment. This technique enhances the analysis of anticonvulsants and theophylline in serum.

    Area of Science:

    • Analytical Chemistry
    • Biochemistry
    • Clinical Chemistry

    Background:

    • Accurate quantification of therapeutic drugs in biological matrices is crucial for effective patient management.
    • Traditional sample preparation methods for chromatographic analysis can be time-consuming and labor-intensive.
    • There is a need for efficient and automated techniques to improve throughput and reduce errors in bioanalysis.

    Purpose of the Study:

    • To introduce and evaluate a new automated method for biological sample preparation.
    • To assess the combined potential of dialysis and trace enrichment for sample processing.
    • To demonstrate the application of this method for the determination of anticonvulsants and theophylline in serum.

    Main Methods:

    • Development of an automated sample preparation system integrating dialysis and trace enrichment.

    Related Experiment Videos

  • Application of the automated method to serum samples.
  • High-performance liquid chromatography (HPLC) analysis for quantification of target analytes.

    • Main Results:

    • The automated technique successfully prepared biological samples for HPLC analysis.
    • The method demonstrated its potential for estimating total anticonvulsants and theophylline in serum.
    • The combined dialysis and trace enrichment approach proved effective for sample preparation.

    Conclusions:

    • The described automated method offers an efficient approach for preparing biological samples for HPLC.
    • This technique holds promise for routine clinical and research applications, particularly in therapeutic drug monitoring.
    • The integration of dialysis and trace enrichment provides a robust platform for complex bioanalytical challenges.