(Beyond Pesticides, March 9, 2007) New research shows that frogs are more sensitive to hormone-disturbing environmental pollutants than was previously thought. Male tadpoles that swim in water with environmentally relevant levels of such substances become females, according to the study that will be published in the scientific journal Environmental Toxicology and Chemistry (ET&C) in May […]
Read More… from More Evidence Links Endocrine Disrupting Pesticides to Frog Sex Changes
(Beyond Pesticides, November 2, 2006) In a new study in the journal Aquatic Toxicology, Canadian researchers find that at environmentally-relevant levels, the anti-bacterial agent triclosan interferes with the thyroid hormone in frogs, affecting the timing of metamorphosis in tadpoles. This study is the first demonstration of low-level impacts of triclosan on thyroid hormone function. The […]
Read More… from Antibacterial Agent Found to Be an Endocrine Disruptor at Low Levels
(Beyond Pesticides, September 8, 2006) According to the Associated Press (AP), some species of male fish are acquiring female sexual characteristics at unusually high frequencies in the Potomac River and its tributaries, prompting concerns about pollutants that might be causing the problem. Environmentalists have long pointed to pesticides and other endocrine disrupting chemicals as having […]
Read More… from “Intersex” Fish Found in Potomac River, Endocrine Disruptors Suspected
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