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Induced tolerance to Schistosoma mansoni antigens modulates periovular granuloma

Abstract

Immunological tolerance to Schistosoma mansoni antigens induced by oral exposure of neonatal and adult mice to adult worm, soluble egg and polysaccharide antigens conducted to modulated periovular granuloma of infected mice. However the tolerance do not interfere in the infection. The estimative population and subpopulation of lymphocytes in the spleen of tolerized (not infected) animals do not differ from normal animals but Lyt 2.2 reactive lymphocytes to Schistosoma antigens was demonstrated in the tolerized animals.


ABSTRACT

Induced tolerance to Schistosoma mansoni antigens modulates periovular granuloma

Moysés Sadigursky1

Maria de Fátima Falangola1

Rosella de Oliveira Santos1

Silvia Andrade Cardoso1

John David2

FIOCRUZ/UFBa, Centro de Pesquisas Gonçalo Moniz, Salvador, Brasil

Harvard Medical School, Boston, USA

Immunological tolerance to Schistosoma mansoni antigens induced by oral exposure of neonatal and adult mice to adult worm, soluble egg and polysaccharide antigens conducted to modulated periovular granuloma of infected mice. However the tolerance do not interfere in the infection. The estimative population and subpopulation of lymphocytes in the spleen of tolerized (not infected) animals do not differ from normal animals but Lyt 2.2 reactive lymphocytes to Schistosoma antigens was demonstrated in the tolerized animals.

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Publication Dates

  • Publication in this collection
    26 June 2009
  • Date of issue
    1987
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