In all patients, results of a platelet factor 4 (PF4)–induced platelet-activation (PIPA) assay were strongly positive, and serum from all the patients tested strongly positive against PF4 alone in a ...
Somatic hypermutation, gene conversion and class-switch recombination are genetic rearrangements that generate the molecular diversity of immunoglobulin genes underlying the human immune system. In ...
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