IgG subclass distribution of anti-Rh, anti-Kell and anti-Duffy antibodies measured by sensitive haemagglutination assays.

作者: L Kornstad , T E Michaelsen

DOI:

关键词: AntibodyIsoantibodiesMolecular biologySubclassAntiserumIsotypeImmunologyHemagglutinationImmunoglobulin GRh blood group systemVirologyBiology

摘要: The IgG subclass distribution of anti Rh antibodies (anti-D, 'anti-Du', anti-c, anti-E), anti-Kell and anti-Duffy (anti-Fya) was measured by two haemagglutination techniques on microtitre plates. first technique involved rabbit specific antisera which were used to agglutinate red cells previously reacted with the patients' at high concentration. second, more sensitive, had an additional step introducing sheep anti-rabbit (sandwich technique). By sensitive sandwich we revealed, for anti-D antibodies: IgG1 8/19, IgG3 1/19, IgG1/IgG3 IgG1/IgG2/IgG3/IgG 41/19, IgG1/IgG4 1/19; Du reactive 1/8, IgG1/IgG3/IgG4 6/8; anti-E IgG1/IgG2/IgG4 2/3, IgG1/IgG2/IgG3/IgG4 1/3; anti-c 2/5, 1/5, 1/5; 9/20, 1/20, 8/20, 2/20; 7/8. These results are partly variance published results.

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