How low doses of bisphenol A affect vocal development in frogs

The effects of life-long exposure to low doses of bisphenol A on the development and use of vocal pathways in X. laevis

NIH-funded research Notre Dame of Maryland University · NIH-11160045

This study looks at how low levels of a chemical called BPA might affect the way South African clawed frogs develop their voices as they grow up, and it could help us understand similar issues in humans, especially when it comes to learning to speak.

Quick facts

Grant typeR15 grant
Study typeNIH-funded research
Funding institutionNotre Dame of Maryland University NIH-funded
Lab location1 site (Baltimore, United States)
Project IDNIH-11160045 on NIH RePORTER

What this research studies

This research investigates the long-term effects of low-dose exposure to bisphenol A (BPA), an endocrine-disrupting chemical, on the vocal development of the South African clawed frog, Xenopus laevis. The study aims to track how BPA exposure impacts vocalization patterns from juvenile stages into adulthood, using both in vivo and in vitro analyses. By examining the larynx and neural structures involved in vocalization, the research seeks to uncover the mechanisms behind any vocal deficits caused by BPA. This work is crucial as it may provide insights into similar effects in humans, particularly regarding language acquisition.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals concerned about the effects of environmental toxins on developmental health, particularly in children.

Not a fit: Patients who are not exposed to bisphenol A or similar endocrine-disrupting chemicals may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to a better understanding of how environmental chemicals like BPA affect vocal development and language acquisition in humans.

How similar studies have performed: While the specific approach of this research is novel, previous studies have indicated that endocrine disruptors can significantly impact developmental processes in various species.

Where this research is happening

Baltimore, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.