| Date | 1853 |
| Author | Siebold |
| Contribution | Reported infection of dogs with Echinococcus after feeding them hydatid cysts from sheep. |
| Reference | Grove |
| Notes | von Siebold. Early demonstration of experimental infection. Work begun in 1852. Earlier, he had opposed idea that cystic tapeworms were larval stages. |
| Category | Miscellany |
| Pathogen Class | Helminths |
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