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CEBS Reproductive Data

Reproductive toxicity describes the adverse effect of test articles on fertility and fecundity. This data domain contains data relating to the fertility, gestation, and number of live offspring. Examples of endpoints: estrous cyclicity, sperm parameters, live pup counts per litter, and pup sex ratio.
This data domain is part of Chemical Effects in Biological Systems (CEBS) database maintained by the National Toxicology Program.

At the link provided is a PDF and one or more folders containing data. The PDF describes the data, file types, and folder structure present.