New method screens hundreds of chemicals in blood simultaneously

Scientists have developed a way to screen several hundred chemicals at one time in blood, offering promise in better assessing chemical exposures in pregnant woman.

Scanning 696 chemicals in a study, researchers at the University of California San Francisco found an average of 56 environmental organic acids in the blood of pregnant participants in San Francisco. Their findings were published Tuesday in the journal Environmental Health Perspectives. Six of those confirmed acids "may be of high priority for future biomonitoring among pregnant women, the researchers wrote.

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