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dc.creatorRojas Wastavino,Gloria
dc.creatorTato Zaldívar,Patricia
dc.creatorSolanoGalvez,Sandra
dc.creatorHerrera Montalvo,Luis
dc.creatorGutiérrez Quiroz,Manuel
dc.creatorSalazarSchettino,Paz
dc.date1999-07-01
dc.date.accessioned2019-11-14T12:51:27Z
dc.date.available2019-11-14T12:51:27Z
dc.identifierhttps://scielo.conicyt.cl/scielo.php?script=sci_arttext&pid=S0365-94021999000300004
dc.identifier.urihttps://revistaschilenas.uchile.cl/handle/2250/114789
dc.descriptionDue to the importance of cysticercosis in Mexico and Latin America and to the fact that in the last years another mechanism of infection for this disease has been proposed, i.e. through postoncospheres and immunosuppression of the host, we have considered relevant to perform the present work, which consisted in assessing the immune response induced by dexamethasone as well as that produced by parasites in pigs infected with T. solium eggs, or postoncosphere-infected, and in postoncosphere-infected and dexamethasone-treated animals. We used 10 recently weaned pigs, three were used as controls, two of them without the drug and one with it; two were infected with T. solium eggs; five with postoncospheres receiving also dexamethasone three of them.We evaluated the humoral response against parasite antigen using indirect haemagglutination (IH) and ELISA methods Results of the immune humoral response revealed titres of up to 1:128 in T. solium eggs infected animals, of 1:16 in postoncosphere infected animals, and of 1:32 towards the end of the experiment in postoncosphere plus dexamethasone animals. Absorbance titres with ELISA confirmed these findings. Data obtained by IH show that the antibody titres of the pigs challenged with postoncospheres and postoncospheres plus dexamethasone are positive as compared to the titres obtained in the pigs infected with T. solium eggs. Results from the ELISA confirmed this finding, since, from weeks 14 to 17, the pigs became positive, behaving as those pigs that developed cysticercosis. This is relevant as it indicates that the antiposcosphere antibodies recognized antigens of T. solium larvae.
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dc.publisherPrograma de Parasitología. Instituto de Ciencias Biomédicas. Facultad de Medicina. Universidad de Chile
dc.relation10.4067/S0365-94021999000300004
dc.rightsinfo:eu-repo/semantics/openAccess
dc.sourceBoletín chileno de parasitología v.54 n.3-4 1999
dc.subjectcisticercosis
dc.subjectinmunosupresión
dc.subjectcerdos
dc.subjectdexametosona
dc.titleEstudio de la respuesta inmune humoral en cerdos infectados con huevos y posoncosferas de Taeina solium


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