title: Influence of embryo age on the expression of the GvH reaction in the chicken embryo.
mesh_terms: D000818:Animals; D001773:Blood Cells; D002642:Chick Embryo / Q000276:immunology*; D005321:Extraembryonic Membranes / Q000166:cytology; D005865:Gestational Age; D006087:Graft vs Host Reaction; D013154:Spleen / Q000196:embryology; D013163:Splenomegaly