Schistosoma mansoni: Development of Challenge Infections in Mice Exposed to Irradiated Cercariae

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Science  26 Apr 1963:
Vol. 140, Issue 3565, pp. 411-412
DOI: 10.1126/science.140.3565.411


The principal effect of x-irradiated Schistosoma mansoni cercariae may be to slow the migration and development of the worms of a challenge infection. This would account for the smaller number of worms found in the portal system in the early weeks and the delayed accumulation of recoverable worms and eggs.