the expression and hormonal regulation of chimaeric genes containing the 5'-flanking regions of the normal human growth hormone ( hgh-1 ) , the variant hgh ( hgh-2 ) and chorionic somatomammotropin ( hcs-1 ) genes fused to the chloramphenicol acetyl transferase ( cat ) gene has been examined after transient transfection into cultured rat pituitary ( gc ) , and non-pituitary ( hela and rat 2 ) tumor cells .
C0037663
normal
C3714500
hgh