The Impact of Plastic Chemicals on the Transcriptomic Profile of MCF-7 Breast Cancer Cells
By
Geronimo Matteo
David C. Eickmeyer
Lauren M. Bradford
Matthew J. Meier
Andrew Williams
Tara Barton-Maclaren
J. Christopher Corton
Carole L. Yauk
Ella Atlas
April 20, 2026
Clinical Scorecard: The Impact of Plastic Chemicals on the Transcriptomic Profile of MCF-7 Breast Cancer Cells
At a Glance
Category Detail
Condition Breast Cancer Key Mechanisms Interaction with estrogen receptor α (ERα) and potential endocrine disruption. Target Population Individuals exposed to plastic chemicals, particularly women at risk for breast cancer. Care Setting Research laboratories using in vitro models.
Key Highlights
Over 16,000 plastic chemicals exist, with 4200 identified as concerning due to toxicity. BPA and BPA-like chemicals can activate ERα, potentially increasing breast cancer risk. MCF-7 breast cancer cells are used to screen for estrogenic effects of plastic-related chemicals. High throughput transcriptomics (HTTr) is employed to assess toxicological potencies. Many plastic chemicals remain poorly characterized, limiting toxicological data. Guideline-Based Recommendations
Diagnosis
Monitor urinary levels of BPA and similar chemicals in breast cancer patients. Management
Consider regulatory assessments for plastic chemicals using new approach methods (NAMs). Monitoring & Follow-up
Utilize transcriptomic biomarkers to evaluate exposure and effects of plastic chemicals. Risks
Assess the potential for endocrine disruption from BPA and BPA-like chemicals. Patient & Prescribing Data
Breast cancer patients and individuals with high exposure to plastic chemicals.
Focus on reducing exposure to BPA and similar endocrine disruptors.
Clinical Best Practices
Implement screening for estrogenic effects in chemicals used in plastics. Utilize in vitro models like MCF-7 cells for toxicological assessments. Encourage further research on poorly characterized plastic chemicals. References
