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Updated: May 7, 2026

Development of a Neonatal Piglet Acute Lung Injury Model Recreating the Early Environment of Preterm Infant Lungs
Published on: October 31, 2025
Perinatal factors in neonatal and pediatric lung diseases
Rodney D Britt1, Arij Faksh, Elizabeth Vogel
1Department of Physiology and Biomedical Engineering, 4-184 W Jos SMH, Mayo Clinic, 200 First St SW, Rochester, MN 55905, USA.
Insights
Infant wheezing and asthma are linked to early life factors. Understanding prenatal and postnatal influences is key to developing new therapies for childhood airway diseases.
Area of Science:
- Pediatric Pulmonology
- Neonatal Medicine
- Developmental Biology
Background:
- Wheezing and asthma are common in infants and young children, especially those born prematurely.
- Airway remodeling and bronchoconstriction are key features of neonatal and pediatric airway diseases.
- Perinatal factors, including fetal lung development, NICU interventions, and neonatal environmental exposures, significantly influence childhood airway diseases.
Purpose of the Study:
- To summarize current understanding of prenatal and postnatal factors contributing to airway disease development in neonates and children.
- To highlight the role of genetics, maternal health, environmental exposures, innate immunity, and impaired lung development in disease pathogenesis.
- To inform the identification and development of novel therapeutic strategies for childhood airway diseases.
Main Methods:
- Review of current scientific literature on perinatal influences on childhood airway diseases.
- Synthesis of evidence linking prenatal and postnatal factors to the pathogenesis of wheezing and asthma.
- Analysis of the interplay between genetics, maternal health, environment, immunity, and lung development.
Main Results:
- Prenatal and postnatal factors significantly impact the development of airway diseases in children.
- Altered fetal lung development, neonatal intensive care unit (ICU) interventions, and environmental insults are critical contributors.
- Genetics, maternal health, environmental exposures, innate immunity, and impaired lung development collectively influence disease pathogenesis.
Conclusions:
- Prenatal and postnatal factors are crucial in the development of neonatal and pediatric airway diseases.
- A comprehensive understanding of these factors is essential for advancing therapeutic interventions.
- Targeting these early-life influences holds promise for preventing and treating childhood asthma and wheezing disorders.
Abstract:
Wheezing and asthma are significant clinical problems for infants and young children, particularly following premature birth. Recurrent wheezing in infants can progress to persistent asthma. As in adults, altered airway structure (remodeling) and function (increased bronchoconstriction) are also important in neonatal and pediatric airway diseases. Accumulating evidence suggests that airway disease in children is influenced by perinatal factors including perturbations in normal fetal lung development, postnatal interventions in the intensive care unit (ICU) and environmental and other insults in the neonatal period. Here, in addition to genetics, maternal health, environmental processes, innate immunity and impaired lung development/function can all influence pathogenesis of airway disease in children. We summarize current understanding of how prenatal and postnatal factors can contribute to development of airway diseases in neonates and children. Understanding these mechanisms will help identify and develop novel therapies for childhood airway diseases.
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