How sperm changes from opioid exposure affect future generations

Let-7 in Sperm Impacts Offspring Opioid System

['FUNDING_R21'] · TUFTS UNIVERSITY BOSTON · NIH-11078858

This study is looking at how a father's use of opioids might change his sperm and affect his children's behavior and risk of addiction, helping us understand the lasting effects of the opioid crisis on families.

Quick facts

Phase['FUNDING_R21']
Study typeNih_funding
SexAll
SponsorTUFTS UNIVERSITY BOSTON (nih funded)
Locations1 site (BOSTON, UNITED STATES)
Trial IDNIH-11078858 on ClinicalTrials.gov

What this research studies

This research investigates how exposure to opioids can affect sperm and, consequently, the opioid system in future generations. Using a rat model, the study will explore the mechanisms by which paternal opioid exposure influences offspring behavior and susceptibility to addiction. The researchers aim to understand the epigenetic changes in sperm that may transmit these effects to the developing fetus. This work is crucial in addressing the long-term impacts of the opioid crisis on families and future generations.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals with a history of opioid exposure or addiction, particularly those who are planning to become parents.

Not a fit: Patients who have not been exposed to opioids or have no family history of substance abuse may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new strategies for preventing opioid addiction in future generations.

How similar studies have performed: Other research has shown that environmental factors can influence genetic and epigenetic changes, suggesting that this approach may yield valuable insights.

Where this research is happening

BOSTON, 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.

View on NIH RePORTER →

Conditions: addictive disorder

Last reviewed 2026-05-15 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.