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23. Changing of antigenic, imumnogenic and chemical properties of a Coxiella burnetii strain during chick embryo yolk sac passaging. Visacká E, Schramek S, Kazár J, Kovácová E, Brezina R. Acta Virol; 1984 Jul; 28(4):300-8. PubMed ID: 6148855 [Abstract] [Full Text] [Related]
24. [Reactogenic activity of C. burneti vaccines. II. Attempts to separate the protecting potency from the toxic and allergenic effects of phase I C. burneti vaccine]. Crăcea E, Zarnea G, Dumitresco S, Novac S. Arch Roum Pathol Exp Microbiol; 1968 Sep; 27(3):679-90. PubMed ID: 5742339 [No Abstract] [Full Text] [Related]
29. Testing in various systems of the neutralizing capacity of Q fever immune sera. Kazár J, Brezina R, Kovácová E, Urvölgyi J. Acta Virol; 1973 Jan; 17(1):79-89. PubMed ID: 4119333 [No Abstract] [Full Text] [Related]
32. Comparison of different antigenic preparations of Coxiella burnetii used for antibody detection in guinea pigs. Urvölgyi J, Brezina R. Acta Virol; 1978 Nov; 22(6):491-6. PubMed ID: 87123 [Abstract] [Full Text] [Related]
35. Different antigenic properties of lipopolysaccharides isolated from Coxiella burnetii in phase I and pure phase II. Schramek S, Brezina R, Visacká E. Zentralbl Bakteriol Mikrobiol Hyg A Med Mikrobiol Infekt Parasitol; 1983 Sep; 255(2-3):356-60. PubMed ID: 6417946 [Abstract] [Full Text] [Related]
39. [A study of the phase states of Burnet's rickettsia during cultivation under different laboratory conditions]. Kudelina RI, Sidorov VE. Zh Mikrobiol Epidemiol Immunobiol; 1973 Oct; 50(10):92-7. PubMed ID: 4787701 [No Abstract] [Full Text] [Related]