Girl Planting seeds

DDT’s toxic legacy could span three generations

More than 50 years ago, scientists at the Permanente Foundation Hospital in Oakland started a simple experiment: When a pregnant woman would come in for routine maternal care, they were asked to give a sample of blood, to be frozen for future research. They didn’t know it at the time, but those samples would later be key in understanding the long-term health impacts of the then widely-used pesticide DDT.  Dichlorodiphenyltrichloroethane. Not a name that rolls easily off the tongue. But in the mid-20th century, the chemical was considered a “miracle” insecticide that was safe for human exposure.  Read more...




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