We thank G. Lepape for his expertise in statistical analyses of our data. We are grateful to A. Souriau, N. Bernardet and F. Meurens for their help with qRT-PCR. We thank the group of Contrôle et Immunologie des Maladies Entériques du Nouveau-Né in Nouzilly. We thank J. C. Hope for supplying anti-bovine CD80, CD86, CD40, SIRP-a and CD26 mAbs, and S. Wattergedera for providing recombinant ovine cytokines developed by the ,
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