Neutrophil LECAM-1 as indicator of neutrophil activation

Chemistry: molecular biology and microbiology – Measuring or testing process involving enzymes or... – Involving antigen-antibody binding – specific binding protein...

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435 794, 435975, 436518, 436536, 436548, G01N 33543

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053169131

ABSTRACT:
Methods and compositions are provided for determining neutrophil activation in a mammalian host by detecting the presence of shed LECAM-1 in the blood. By employing a monoclonal antibody which binds to a common epitope of lymphocyte and neutrophil LECAM-1 and a monoclonal antibody which binds to a sialylated Lewis X epitope which distinguishes between neutrophil and lymphocyte LECAM-1, the level of neutrophil activation can be determined. Various immunoassay protocols may be employed which detect the binding of the two antibodies to a common antigen.

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