title: Studies on toxicity complement-fixing and immunogenic activity of typhus-infected yolk sacs.
authors.forename: V
authors.initials: V
authors.lastname: GROUPE
authors.forename: R
authors.initials: R
authors.lastname: DONOVICK
mesh_terms: D000917:Antibody Formation; D003165:Complement System Proteins; D012281:Rickettsia / Q000208:ethnology* / Q000254:growth & development*; D014438:Typhus, Epidemic Louse-Borne; D015017:Yolk Sac
chemical_list: D003165:Complement System Proteins
keywords: RICKETTSIA/cultures