How metals in human milk affect childhood growth

Metal Impacts on miRNAs in Human Milk and Contributions to Early Childhood Growth

NIH-funded research Dartmouth College · NIH-11130493

This study is looking at how being around certain metals might change the tiny molecules in breast milk that can affect how babies grow and their chances of becoming overweight, especially in rural areas.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionDartmouth College NIH-funded
Lab location1 site (Hanover, United States)
Project IDNIH-11130493 on NIH RePORTER

What this research studies

This research investigates how exposure to metals can influence the levels of microRNAs in human milk and their subsequent impact on early childhood growth and obesity. It focuses on understanding the mechanisms by which these environmental factors affect breastfeeding and metabolic programming in infants. The study aims to identify specific microRNAs that may be altered by metal exposure and how these changes can contribute to accelerated growth and adiposity in children, particularly in rural populations. By analyzing human milk samples and their effects on infant development, the research seeks to uncover critical insights into preventing obesity from an early age.

Who could benefit from this research

Good fit: Ideal candidates for this research include breastfeeding mothers living in rural areas who may have been exposed to environmental metals.

Not a fit: Patients who are not breastfeeding or those living in urban areas with minimal exposure to environmental metals may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved strategies for preventing childhood obesity by understanding the role of environmental factors in early growth.

How similar studies have performed: Other research has shown that environmental exposures can significantly impact childhood obesity, suggesting that this approach may yield valuable insights.

Where this research is happening

Hanover, 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.