Regulation of immunoglobulin heavy chain ( IgH ) gene expression is controlled by a B cell-specific promoter , intronic enhancer and additional B cell-specific enhancer elements identified recently in the 3' end of the IgH locus .
regulation of immunoglobulin heavy chain ( igh ) gene expression is controlled by a b cell-specific promoter , intronic enhancer and additional b cell-specific enhancer elements identified recently in the 3' end of the igh locus .
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