作者: Richard F. Keeler
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摘要: Cyclopamine, the compound responsible for cyclopia in sheep upon maternal ingestion of Veratrum californicum, produced and related cephalic malformations rabbits when orally administered with CaCO3 as a stomach-acid buffer to prevent acid-induced conversion veratramine, devoid similar teratogenic activity. The insult period was between days 6 9 gestation. Both vitro vivo experiments suggested nonbuffered cyclopamine veratramine under conditions.