title: Transmission of immunity to Neisseria gonorrhoeae from vaccinated hens to embryos.
mesh_terms: D000818:Animals; D001428:Bacterial Vaccines / Q000494:pharmacology*; D002642:Chick Embryo; D002645:Chickens; D007109:Immunity; D009344:Neisseria gonorrhoeae / Q000276:immunology*
chemical_list: D001428:Bacterial Vaccines