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Related Experiment Videos

Acute phase reactant proteins in chronic leukaemia

J A Child, B E Roberts, S Illingworth

    Biomedicine / [Publiee Pour L'A.A.I.C.I.G.]
    |July 1, 1977
    PubMed
    Summary
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    Levels of certain proteins like haptoglobin and alpha1 acid glycoprotein are elevated in chronic leukaemias. In chronic granulocytic leukaemia (CGL), these protein levels correlate with cell count, unlike in chronic lymphocytic leukaemia (CLL) or chronic myelomonocytic leukaemia (CMML).

    Area of Science:

    • Hematology
    • Clinical Chemistry
    • Biochemical Markers in Leukemia

    Background:

    • Chronic leukaemias are characterized by the abnormal proliferation of white blood cells.
    • Specific serum proteins, including haptoglobin, alpha1 antitrypsin, and alpha1 acid glycoprotein, are known to be altered in various disease states.
    • Understanding the relationship between these proteins and disease parameters can aid in diagnosis and monitoring.

    Purpose of the Study:

    • To investigate the levels of haptoglobin, alpha1 antitrypsin, and alpha1 acid glycoprotein in patients with chronic leukaemias.
    • To determine the correlation between these protein levels and cell counts in different types of chronic leukaemias.
    • To explore the relationship between blood lysozyme levels and antiprotease levels.

    Main Methods:

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    • Serum samples from patients with chronic leukaemias were analyzed.
    • Levels of haptoglobin, alpha1 antitrypsin, and alpha1 acid glycoprotein were quantified.
    • Correlation analyses were performed between protein levels and white blood cell counts.
    • Blood lysozyme levels were measured and compared with antiprotease levels.

    Main Results:

    • Haptoglobin, alpha1 antitrypsin, and alpha1 acid glycoprotein levels were found to be moderately elevated in chronic leukaemias.
    • In chronic granulocytic leukaemia (CGL), haptoglobin and alpha1 acid glycoprotein levels showed a strong correlation with cell number.
    • No significant correlations were observed between these protein levels and cell counts in chronic lymphocytic leukaemia (CLL) or chronic myelomonocytic leukaemia (CMML).
    • No apparent relationship was found between blood lysozyme levels and antiprotease levels (alpha1 antitrypsin and alpha2 macroglobulin).

    Conclusions:

    • Specific serum protein elevations are associated with chronic leukaemias.
    • The correlation of haptoglobin and alpha1 acid glycoprotein with cell number is specific to CGL, suggesting potential utility as biomarkers.
    • Lysozyme levels do not appear to be related to antiprotease activity in these conditions.