Utilizing transient transfection assays in the fetal erythroid cell line , K562 , we have shown that the core enhancer of hypersensitivity site 2 can preferentially interact with the proximal gamma-promoter in the absence of the SSE , completely silencing a linked beta-promoter .
utilizing transient transfection assays in the fetal erythroid cell line , k562 , we have shown that the core enhancer of hypersensitivity site 2 can preferentially interact with the proximal gamma-promoter in the absence of the sse , completely silencing a linked beta-promoter .
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