Experimental infections demonstrated that the Cryptosporidium oocysts were not able to infect SCID mice and two-month-old non-immunocompetent dogs,but could infect immunosuppressed dogs.

• 动物感染试验表明，犬源隐孢子虫不感染SCID小鼠和2月龄非免疫抑制幼犬，但能感染免疫抑制幼犬。