The Pharmacokinetics of BPA: Similarities in Human and Animal Metabolism Suggest Higher Exposure than Thought
2011
Understanding BPA Metabolism in Humans and Animals
publication
Evidence: moderate
Author Information
Author(s): Julia R. Barrett
Hypothesis
Are the metabolism and exposure levels of BPA in humans similar to those in animals?
Conclusion
The study suggests that human exposure to BPA is likely underestimated and that non-oral routes of exposure may be significant.
Supporting Evidence
- BPA in food packaging is likely the main source of human exposure.
- Recent data showed higher levels of unconjugated BPA in humans than previously thought.
- The study found that the metabolism of BPA is similar across species, including humans.
Takeaway
Scientists found that the way our bodies process BPA is similar to how monkeys and mice do, which means we might be exposed to more BPA than we thought.
Methodology
The study involved administering radiolabeled BPA to rhesus macaques and CD-1 mice, measuring serum levels of unconjugated BPA over time.
Participant Demographics
Female rhesus macaques and CD-1 mice were used in the study.
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