Estradiol and Bisphenol A Stimulate Androgen Receptor and Estrogen Receptor Gene Expression in Fetal Mouse Prostate Mesenchyme Cells
2007

Effects of Estradiol and Bisphenol A on Gene Expression in Mouse Prostate Cells

publication 10 minutes Evidence: moderate

Author Information

Author(s): Catherine A. Richter, Julia A. Taylor, Rachel L. Ruhlen, Wade V. Welshons, Frederick S. vom Saal

Primary Institution: University of Missouri-Columbia

Hypothesis

The low-dose effects of estrogens on the developing prostate are associated with increased expression of androgen receptor and estrogen receptor 1 genes in mesenchyme cells.

Conclusion

Both estradiol and bisphenol A stimulate increases in androgen receptor and estrogen receptor 1 mRNA levels in fetal mouse prostate mesenchyme cells.

Supporting Evidence

  • Estrogens can permanently increase prostate size and androgen responsiveness.
  • Low doses of estradiol and bisphenol A can stimulate gene expression in prostate cells.
  • Induction of gene expression occurred at concentrations relevant to human exposure.

Takeaway

This study found that small amounts of hormones like estradiol and bisphenol A can change how certain genes work in developing prostate cells, which might affect prostate growth.

Methodology

The study quantified mRNA levels of androgen receptor and estrogen receptor 1 in primary cultures of fetal mouse prostate mesenchyme cells treated with estradiol and bisphenol A.

Limitations

The study primarily focuses on in vitro effects, which may not fully represent in vivo conditions.

Participant Demographics

Fetal mouse prostate mesenchyme cells were used in the study.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1289/ehp.9804

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