Effect of the duration of Schistosoma mansoni infections on the degree of protection against subsequent exposures

Prolongation of initial infection with S. mansoni in rodents results in decreased levels of acquired resistance despite continued presence of adult worms. In the albino rat a significant decrease in resistance occurs between 32 and 64 weeks after primary exposure, although resistance is still at a s...

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Veröffentlicht in:Transactions of the Royal Society of Tropical Medicine and Hygiene 1963-09, Vol.57 (5), p.375-378
Hauptverfasser: Ritchie, Lawrence S., Frick, Lyman P., Knight, Wilda B., Berrios-Duran, Luis A.
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Sprache:eng
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