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Updated: May 18, 2026

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Published on: June 29, 2013
Physiopathology of intrauterine growth retardation: from classic data to metabolomics
Angelica Dessì1, Giovanni Ottonello, Vassilios Fanos
1Neonatal Intensive Care Unit, Puericulture Institute and Neonatal Section, AOU Cagliari, Italy.
Insights
Adverse intrauterine conditions, like intrauterine growth restriction (IUGR), permanently alter newborn metabolism, increasing adult disease risk. Metabolomics reveals these metabolic disruptions, aiding in early identification of neonatal disorders.
Area of Science:
- Developmental biology
- Neonatal medicine
- Metabolomics
Background:
- Intrauterine growth restriction (IUGR) and low birth weight are linked to adult chronic diseases, supporting the fetal origin of adult disease hypothesis.
- Epidemiological studies demonstrate a correlation between low birth weight and the development of chronic pathologies later in life.
Purpose of the Study:
- To review epidemiological evidence linking low birth weight to adult chronic diseases.
- To explore metabolomics findings revealing altered metabolism in IUGR neonates.
- To highlight the role of metabolomics in identifying neonatal metabolic disorders.
Main Methods:
- Review of epidemiological studies correlating birth weight with adult health outcomes.
- Analysis of metabolomics studies comparing metabolic profiles of IUGR infants and controls.
- Examination of established and novel biomarkers for IUGR.
Main Results:
- Epidemiological data confirm the association between low birth weight and increased risk of adult chronic diseases.
- Metabolomics studies identify distinct metabolic alterations in newborns experiencing IUGR compared to healthy controls.
- Metabolomics offers a comprehensive approach to understanding neonatal metabolic dysregulation.
Conclusions:
- Adverse intrauterine conditions significantly impact neonatal physiology and metabolism, predisposing individuals to adult diseases.
- Metabolomics is a powerful tool for identifying and understanding metabolic disorders in IUGR neonates.
- Integrating metabolomics with traditional biomarkers enhances the identification of IUGR-related health risks.
Abstract:
It is well known that adverse conditions during intrauterine life, such as intrauterine growth restriction (IUGR), can result in permanent changes in the physiology and metabolism of the newborn, which in turn leads to an increased risk of disease in adulthood (fetal origin of adult disease hypothesis). In the first part of this review the epidemiological studies in which a correlation between low birth weight and chronic pathologies in adulthood was observed are reported. The second part of the review is focused on metabolomics studies that have revealed an altered metabolism in IUGR patients compared to controls. Together with more classic biomarkers of IUGR, such as endothelin-1, leptin, protein S100B and visfatin, the new holistic metabolomics approach has assumed a crescent role in the identification of disorders in the neonatal metabolic profile, determined by the interconnection of the different processes.
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