title: Local resistance of chicken respiratory tract to viral infections.
mesh_terms: D000818:Animals; D001102:Arbovirus Infections / Q000276:immunology; D002645:Chickens; D009521:Newcastle Disease / Q000276:immunology*; D012137:Respiratory System / Q000276:immunology*; D012845:Sindbis Virus; D014132:Trachea / Q000276:immunology