Endocrine Disruptors

What is an Endocrine Disruptor?

Where are EDs Found?

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Mechanisms of Action

Most EDs

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Cell Signaling

Hypothalamic-Pituitary-Gonadal Axis

Organizational and Activational Hypothesis

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About Steroid HormonesÉ

How are EDs different or similar?

ED Target Tissues

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Effects

The ED Timeline

A ÒSilentÓ Omen

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Theo Colborn

Reptiles and Amphibians

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Amphibian Work

Reeder et al. 1998, Rania 1998

ÒÉhalf the manÓ

Lake Apopka Gators

Water Snakes and Coal Ash

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Organizational Effects

Activational Effects

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Study Points Not Limited ToÉ

Be a Physiological Detective

Thyroid Storm

Birthday

Swollen Neck Glands

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