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Updated: Sep 29, 2025

Moderate Prenatal Alcohol Exposure and Quantification of Social Behavior in Adult Rats
Published on: December 14, 2014
Paternal alcohol consumption has intergenerational consequences in male offspring
Maite Yael Cambiasso1, Lucila Gotfryd2, Marcelo Gabriel Stinson2
1CONICET, Instituto de Biología Y Medicina Experimental (IByME), Buenos Aires, Argentina.
Paternal alcohol consumption damages sperm DNA and causes epigenetic changes in male mice. These effects harm offspring reproductive health and embryonic development, highlighting risks to future generations.
Area of Science:
- Reproductive biology
- Toxicology
- Epigenetics
Background:
- Alcohol use disorder (AUD) encompasses diverse conditions linked to ethanol intake.
- The reproductive consequences of paternal alcohol consumption are not well understood.
- Paternal ethanol exposure's impact on offspring requires further investigation.
Purpose of the Study:
- To investigate the effects of paternal alcohol consumption on male reproductive capacity.
- To assess the impact of paternal ethanol intake on male offspring's reproductive parameters.
- To analyze alterations in sperm and testicular germline following paternal alcohol exposure.
Main Methods:
- Adult male mice (CF-1) received 15% ethanol in drinking water for 12 days.
- Sperm DNA integrity, histone modifications, and testicular histology were evaluated.
- Offspring were assessed for testicular and sperm parameters after mating exposed males with unexposed females.
Main Results:
- Paternal ethanol consumption induced histological and epigenetic alterations in germ cells and sperm.
- Damage to DNA integrity was observed in the testicular germline and sperm.
- Offspring exhibited testicular and sperm changes, alongside adverse effects on embryonic development.
Conclusions:
- Paternal alcohol consumption significantly disrupts male reproductive health.
- The study reveals profound impacts on male progeny due to paternal ethanol exposure.
- Controlling alcohol intake is crucial for safeguarding the reproductive well-being of future generations.
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