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A rapid and simple fibrinogen determination

J Stakenburg, H Neumann

    Clinica Chimica Acta; International Journal of Clinical Chemistry
    |October 1, 1977
    PubMed
    Summary
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    This study introduces a rapid ammonium sulfate precipitation method for fibrinogen determination. This new technique offers accurate fibrinogen measurement, even in the presence of interfering substances.

    Area of Science:

    • Clinical Chemistry
    • Biochemistry

    Background:

    • Fibrinogen is a crucial protein in blood coagulation.
    • Accurate fibrinogen determination is essential for diagnosing and monitoring various medical conditions.

    Purpose of the Study:

    • To present a fast and simple method for fibrinogen determination.
    • To validate the method's accuracy and clinical applicability.

    Main Methods:

    • Ammonium sulfate precipitation of fibrinogen.
    • Immunoelectrophoresis to characterize the precipitate.
    • Comparison with paper electrophoresis and clotting assays.
    • Use of a serum blank for improved accuracy.

    Main Results:

    • The method demonstrates good linearity and within-run precision.

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  • Normal fibrinogen values were established.
  • The serum blank effectively accounts for interfering substances.
  • The method is suitable for clinical applications, particularly in inflammatory conditions.

    • Conclusions:

    • The ammonium sulfate precipitation method provides a rapid, simple, and accurate means of fibrinogen determination.
    • The use of a serum blank is a significant advantage over existing methods.
    • This method is valuable for assessing fibrinogen levels in clinical settings, including during the acute phase of inflammation.