title: The antibody response and morphological changes following immunization of pig foetuses with phi chi 174 phage.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000937:Antigen-Antibody Reactions; D005333:Fetus / Q000276:immunology*; D007082:Ileum / Q000033:anatomy & histology; D008099:Liver / Q000033:anatomy & histology; D008168:Lung / Q000033:anatomy & histology; D008198:Lymph Nodes / Q000033:anatomy & histology; D008214:Lymphocytes / Q000276:immunology; D008221:Lymphoid Tissue / Q000276:immunology*; D008722:Methods; D009500:Neutralization Tests; D017955:Poliovirus / Q000276:immunology*; D013154:Spleen / Q000033:anatomy & histology / Q000166:cytology; D013552:Swine; D013950:Thymus Gland / Q000033:anatomy & histology / Q000166:cytology