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A Murine Model of Fetal Exposure to Maternal Inflammation to Study the Effects of Acute Chorioamnionitis on Newborn Intestinal Development
Published on: June 24, 2020
[Interaction between oxidative stress and inflammatory processes in fetal membranes: One Health]
Venus Penélope Velázquez-Esquivel1, Luis Javier Ramírez-Jirano2, Tania Zenteno-Savín3
1Instituto Mexicano del Seguro Social, Unidad de Medicina Familiar No. 40, Servicio de Epidemiología. La Paz, Baja California Sur, México.
Pregnancy health relies on balancing oxidative and inflammatory responses to protect fetal membranes. Imbalances, or the redox-inflammatory axis, increase preterm birth risk, highlighting the need for integrated One Health strategies.
Area of Science:
- Reproductive biology
- Immunology
- Environmental health
Background:
- The fetal membranes, particularly the amnion, are crucial for a healthy pregnancy, regulating maternal-fetal exchange and responding to the uterine environment.
- Pregnancy homeostasis is disrupted by factors like infections (LPS), contaminants, stress, and metabolic issues, leading to increased reactive oxygen species (ROS) and inflammation.
- Chronic imbalance between oxidative stress and inflammation creates a 'redox-inflammatory axis', compromising fetal membrane integrity and increasing preterm birth risk.
Purpose of the Study:
- To explore the critical role of the redox-inflammatory axis in pregnancy complications.
- To understand how adverse stimuli disrupt the delicate balance of oxidative and inflammatory mechanisms in fetal membranes.
- To investigate the application of a One Health approach for improved maternal-fetal health outcomes.
Main Methods:
- Literature review on oxidative stress, inflammation, and fetal membrane function.
- Analysis of the impact of various adverse stimuli on the redox-inflammatory axis.
- Exploration of the One Health framework for integrating biological, environmental, and social factors.
Main Results:
- Disruption of the oxidative-anti-inflammatory balance leads to increased ROS and pro-inflammatory cytokines.
- The redox-inflammatory axis is linked to structural damage, extracellular matrix degradation, and premature aging of amniotic cells.
- Adverse stimuli significantly elevate the risk of preterm birth due to compromised fetal membrane integrity.
Conclusions:
- Maintaining the balance between oxidative mechanisms and inflammatory responses is vital for successful pregnancy.
- The redox-inflammatory axis is a key pathway contributing to pregnancy complications and preterm birth.
- A One Health perspective offers a comprehensive strategy for understanding and mitigating risks to maternal-fetal health.
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