共 23 条
IDENTIFICATION OF THE PROTECTIVE 44-KILODALTON RECOMBINANT ANTIGEN OF EHRLICHIA-RISTICII
被引:1
|作者:
SHANKARAPPA, B
[1
]
DUTTA, SK
[1
]
MATTINGLYNAPIER, B
[1
]
机构:
[1] UNIV MARYLAND, VIRGINIA MARYLAND REG COLL VET MED, COLLEGE PK, MD 20742 USA
关键词:
D O I:
10.1128/IAI.60.2.612-617.1992
中图分类号:
R392 [医学免疫学];
Q939.91 [免疫学];
学科分类号:
100102 ;
摘要:
Protective studies were conducted with mice by using recombinantly produced antigens, polyacrylamide gel electrophoresis-fractionated antigens, and a monoclonal antibody specific to the 28-kDa antigen of Ehrlichia risticii. Analysis of E. risticii-infected cell culture used as the challenge inoculum indicated an inverse relationship between the progression of cell culture infection and the infective capability of E. risticii for mice. A recombinant 44-kDa antigen was found to protect mice considerably against challenge infection, while the monoclonal antibody and fractionated antigens were not protective. A potentiation of protection was observed when the recombinant 44-kDa antigen was combined with the recombinant 70-kDa antigen and used for mouse immunization.
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页码:612 / 617
页数:6
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