Impact of COVID-19 Vaccination on Placental Antioxidant Defense in Pregnant Women
Author Information
Author(s): Alessandro Rolfo, Stefano Cosma, Anna Maria Nuzzo, Laura Moretti, Annalisa Tancredi, Stefano Canosa, Alberto Revelli, Chiara Benedetto
Primary Institution: City of Health and Science—S. Anna University Hospital, University of Turin, Italy
Hypothesis
How does SARS-CoV-2 vaccination affect placental antioxidant defense markers in pregnant women during the third trimester?
Conclusion
Vaccination during pregnancy enhances placental antioxidant defense against COVID-19-induced oxidative stress.
Supporting Evidence
- COVID-19-positive placentae showed higher oxidative stress markers compared to controls.
- Vaccination increased placental antioxidant enzyme activity in COVID-19-positive women.
- Unvaccinated women had a higher incidence of COVID-19 symptoms and lower antioxidant activity.
Takeaway
This study shows that getting vaccinated against COVID-19 while pregnant helps protect the placenta and the baby from harm.
Methodology
Ninety full-term pregnant women were divided into vaccinated and unvaccinated groups, and placental samples were analyzed for oxidative stress markers and antioxidant enzyme activity.
Limitations
The study did not include a detailed histopathological examination of the placenta.
Participant Demographics
Full-term pregnant women, including both vaccinated and unvaccinated COVID-19-positive and negative groups.
Statistical Information
P-Value
p = 0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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