Twelve HIV-1 ( + ) patients on suppressive cART with baseline CD4 T-cell counts > 400 cells/mm ( 3 ) blood were randomised into one of three groups : ( 1 ) vaccine , IL-2 , GM-CSF and rhGH ( n = 3 ) ; ( 2 ) vaccine alone ( n = 4 ) ; or ( 3 ) IL-2 , GM-CSF and rhGH ( n = 5 ) .