EVALUATION OF THE EFFICIENCY OF INACTIVATED MYCOPLASMA GALLISEPTICUM (FORMALINE KILIED ADJUVANT) VACCINE | ||||
Veterinary Medical Journal (Giza) | ||||
Volume 38, Issue 1, January 1990, Page 19-27 PDF (3.9 MB) | ||||
Document Type: Original Article | ||||
DOI: 10.21608/vmjg.1990.380145 | ||||
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Authors | ||||
M. REFAI1; A. EL-EBEEDY,2; A. HEGAZI3; G. EDRIS3; M. ABDEL AZIZ2; NAWAL ALLAM2 | ||||
1Faculty of Vet. Med. Cairo University | ||||
2Animal Health Research Institute, Dokki and National Research Centre, Egypt. | ||||
3Animal Health Research Institute, Dokki and National Research Centre, Egypt | ||||
Abstract | ||||
Mycoplasma gallisepticum (M.G.) infection in poultry can result in severe economic losses. During last few years many types of drugs and control measures were used for M. gallisepticum (Chalquest and Fabricant, 1959; Barnes et al., 1960; Levine and Fabricant,1962; Olson et al., 1962, while others used live vaccine (Luginbuhl et al., 1967, Zuzuki et al., 1971; Jordane et al., 1981; Chnabra and Goel, 1982 and Glisson and Kleven, 1983) as a method of control. Also many others as Adler et al. (1960); Adler and Da Silva (1970) ; Takemitsu et al. (1970), and Kuniyasu and Yoshida (1971) attempted to obtain protection by Killed M.G. either by plane vaccine or by vaccine with adjuvant. Most reports concerning M.G. vaccines are contradi- ctory, thus the aim of this investigation was to evaluate the efficiency of inactivated Mycoplasma gallisepticum in protection of chickens at various ages against experimental infection with virulent M.G.S¢ strain in Egypt. | ||||
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