Global environmental contamination by bioaccumulative endocrine disrupters
نویسندگان
چکیده
منابع مشابه
Endocrine disrupters as obesogens.
The recent dramatic rise in obesity rates is an alarming global health trend that consumes an ever increasing portion of health care budgets in Western countries. The root cause of obesity is thought to be a prolonged positive energy balance. Hence, the major focus of preventative programs for obesity has been to target overeating and inadequate physical exercise. Recent research implicates env...
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Like other stifftail ducks, lake ducks are promiscuous and boisterous in their sexual activity. One explanation for the evolution of such a long penis might be selection for its competitive advantage — for instance, groups of drakes might display their everted penises to attract females. Success in sperm competition may also be a factor. The base of the lake-duck penis is covered with spines, y...
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The general population is constantly exposed to a mixture of endocrine disrupters (ED), mainly through the food chain.The dietary exposure pathways are diverse, since ED can: i) affect diet components most liable to environmental pollution (e.g., polychlorinated and polybrominated chemicals in lipid-rich foods); ii) be employed in food production (e.g., certain groups of agrochemicals); iii) be...
متن کاملEndocrine disrupters as disrupters of brain function: a neurosteroid viewpoint.
The mechanisms of neurosteroid synthesis in the rat hippocampus were investigated. Metabolism assay demonstrated the pathway of "cholesterol alpha pregnenolone --> dehydroepiandrosterone --> androstenedione --> testosterone --> estradiol." Upon exposure of pups to bisphenol A (BPA) from the embryonic stage until 3 week-old stage, a significant facilitation of the synthesis of estradiol was obse...
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Des de fa ja molt temps, se sap que els estrògens tenen un paper molt important en la reproducció femenina, i hi ha ja també una forta evidència que poden també estar implicats en la regulació reproductiva masculina. En els humans, en diversos països i durant els darrers cinquanta anys, s’ha observat una disminució considerable en el recompte d’espermatozoides i un augment en la incidència de c...
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ژورنال
عنوان ژورنال: Japanese Journal of Limnology (Rikusuigaku Zasshi)
سال: 2003
ISSN: 0021-5104,1882-4897
DOI: 10.3739/rikusui.64.225