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Morphology of TgcatHn4 strain T. gondii and the pathological changes in the ileum of Swiss mice. (A), T. gondii oocysts were detected in cat fecal samples, 6 DPI, unstained; (B), Tissue cysts of T. gondii in mouse brain, 138 DPI, squash, unstained; (C), Ileal lesions were not found, mouse, 60 DPI, T. gondii IHC staining; (D), Positive control, ToxoDB#216, ileum, mouse, 6 h post-inoculation, T. gondii IHC staining.
