Organizational versus Activational Effects of Endocrine Toxicants

3 Organizational versus Activational Effects of Endocrine Toxicants 

Effects of receptor agonists or antagonists on endocrine related processes are often described as being either organizational or activational. An organizational effect of an endocrine toxicant is one that typically results from neonatal or prenatal exposure during which time hormones are directing various irreversible aspects of development. 

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