8[4]Wood PR, Seow H-F, T cell cytokines and disease prevention. Vet Immunol lmmunopathol,1996;54:33-44
9[5]Paliard X,de Waal Malefifjt R,Yssel H.Blanchard D,Chretien J,de Veries J,Spits H.Simultaneous production ofIL-4,IL-2 and IFN- by activated CD4+andCD8+T cell clones.JImmunol,1988;141:849-855
10[6]Wegmann T.G.,Lin H.Guilbert L.Mosmann TR. Bidirectional cytokine interactions in the msternal-fetsl relationship:Is successful pregnancy a Th2 phenomenon?Immunol Today,1993;14:353-356
