Cross-fertilization between Syrian and Chinese hamsters.

Abstract

The role of the zona pellucida in the specificity of fertilization was studied by cross-inseminations between Syrian (Golden) and Chinese hamster gametes. Cumulus-enclosed eggs from both Syrian and Chinese hamsters were placed together in one dish and inseminated with spermatozoa from either one or the other species. Fertilization always took place between… (More)

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