Vaccinen fremkalder en immunrespons (dvs. forekomst af serumneutraliserende antistof) mod fem humane rotavirusproteiner, der er udtrykt på reassortanterne (G1, G2, G3, G4 og P1[ 8]).
The vaccine induces an immune response (i.e., appearance of serum neutralising antibody) to the five human-rotavirus proteins expressed on the reassortants (G1, G2, G3, G4 and P1[8]).