How can chemical laboratory experiments be done on pregnant rats?

23 July 2020 1 6K Report

Upon knowing the effect of a chemical substance, protein, hormonal or enzyme on animals, experiments with pregnant rats .. Do any one have the mechanism for that .. or any research that gives more detail to this method .....

With many thanks for your time and experience

Sarah J S

It is depended on the rate of substance transport across the blood-placental barrier

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