When incubated at room temperature (23°C) for 3 to 14 days, feces from cats infected 4 to 8 days with Toxoplasma gondii, and free of Toxocara cati eggs, produced toxoplasmosis in mice. Results indicate that the nematode egg is not necessary for transmission of the parasite.
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[1]
Dubey J. P., 1968, Veterinary Bulletin Weybridge, V38, P495