TRYPANOSOMA-CRUZI - IMMUNOLOGICAL CROSS-REACTIVITY OF THE MAJOR CYSTEINYL PROTEINASE (CRUZIPAIN) WITH A PARASITE CYTOSOL ACIDIC ANTIGEN (F-IV)

被引:3
作者
CERBAN, FM
MOTRAN, C
LADERACH, D
GEA, S
GRUPPI, A
VOTTEROCIMA, E
机构
[1] Inmunologia, Departamento de Bioquimica Clinica, Facultad de Ciencias Quimicas, 5016 Cordoba, Ciudad Universitaria, Pabellon Argentina, Subsuelo
关键词
TRYPANOSOMA CRUZI; CRUZIPAIN; CYSTEINE PROTEINASE; EPIMASTIGOTE; CROSS-REACTIVITY; ACIDIC ANTIGEN;
D O I
10.1016/0001-706X(94)90027-2
中图分类号
R38 [医学寄生虫学]; Q [生物科学];
学科分类号
07 ; 0710 ; 09 ; 100103 ;
摘要
This paper shows that a polyclonal monospecific rabbit antiserum to cruzi cystein, the major T. cruzi cystein proteinase, cross-reacts with a cytosol acidic antigen (F IV) isolated from the epimastigote stage of the same parasite. In addition, antibodies specific for F IV purified from chagasic patient sera or murine anti F IV sera, also react with cruzipain. This was demonstrated by ELISA, DOT-ELISA, native and electrophoretic Immunoblot. These findings suggest that F IV contains an antigen immunologically cross-reactive with cruzipain.
引用
收藏
页码:337 / 343
页数:7
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