Other Languages About the Authors Scientific advances examining basic mechanisms of endocrine disruption. The scope of inquiry related to endocrine disruption has broadened dramatically over the past two decades of research . New results are being published frequently in the scientific literature that continue to broaden the scope of inquiry. No one is exposed to just one chemical .
New research examines the nature of interactions among chemicals.
Some are additive, some synergistic, some even cancel one another. It turns out that endocrine disrupting chemicals violate a basic assumption of toxicology and modern risk assessment. Higher doses lead to higher effects. For some endocrine disrupting chemicals, however, effects may disappear at higher levels, or become different qualitatively.