Previous transfection studies of HIV LTR constructs linked to the chloramphenicol acetyltransferase gene indicated that multiple regulatory regions including the enhancer , SP1 , TATA and TAR regions were important for HIV gene expression .
previous transfection studies of hiv ltr constructs linked to the chloramphenicol acetyltransferase gene indicated that multiple regulatory regions including the enhancer , sp1 , tata and tar regions were important for hiv gene expression .
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