animals were immunized with the original vv strain , as control , or with constructs expressing gp160 ( vv160 ) given exclusively or in combination with one or two other constructs producing p25 ( vv25 ) , f/3'-orf ( vvf ) , or the human interleukin-2 ( il-2 ) gene , which was included in an attempt to amplify immune responses .
C0879590
interleukin-2
C0301872
immune