Investigation of newborn blood metabolomics in varying intrauterine growth conditions

Objectives: This study aimed to investigate changes in the blood metabolic profiles of newborns with varying intrauterine growth conditions. Specifically, we analyzed the levels of amino acids, carnitine, and succinylacetone among full-term newborns, including small for gestational age (SGA), approp...

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Main Authors: Shengwen Wang, Xiaofei Lin, Yu Zhou, Xin Yang, Mingming Ou, Linxin Zhang, Yumei Wang, Jing Gao
Format: Article
Language:English
Published: Elsevier 2025-01-01
Series:Jornal de Pediatria
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Online Access:http://www.sciencedirect.com/science/article/pii/S0021755724001025
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author Shengwen Wang
Xiaofei Lin
Yu Zhou
Xin Yang
Mingming Ou
Linxin Zhang
Yumei Wang
Jing Gao
author_facet Shengwen Wang
Xiaofei Lin
Yu Zhou
Xin Yang
Mingming Ou
Linxin Zhang
Yumei Wang
Jing Gao
author_sort Shengwen Wang
collection DOAJ
description Objectives: This study aimed to investigate changes in the blood metabolic profiles of newborns with varying intrauterine growth conditions. Specifically, we analyzed the levels of amino acids, carnitine, and succinylacetone among full-term newborns, including small for gestational age (SGA), appropriate for gestational age (AGA), and large for gestational age (LGA). We aim to identify differential metabolites and metabolic pathways that may offer insights into clinical interventions. Methods: A total of 5106 full-term newborns were included in the study. Blood samples were obtained from all newborns between 3 and 5 days after birth and analyzed using tandem mass spectrometry to detect blood metabolites. Subsequently, we screened for different metabolites and metabolic pathways among the groups using the MetaboAnalystR package (Version 1.0.1) in R software (R-3.6.0). Results: The levels of blood amino acids and carnitine metabolism differed significantly among newborns with varying intrauterine growth conditions. Full-term SGA newborns exhibited a decrease in multiple amino acids and an increase in multiple carnitines, while full-term LGA newborns showed an increase in multiple amino acids and acylcarnitines. Conclusion: Continuous monitoring of the short-term and long-term growth and metabolic status of full-term SGA and LGA newborns is warranted with individualized dietary and nutritional adjustments to promote healthy growth in a timely manner. The findings of this research contribute to the broader understanding of SGA/LGA and shall inform future research on metabolomics, interventions, and long-term outcomes.
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spelling doaj-art-dc60c0b3c9704cf2a1c7c38322a841412025-01-04T04:55:48ZengElsevierJornal de Pediatria0021-75572025-01-0110117481Investigation of newborn blood metabolomics in varying intrauterine growth conditionsShengwen Wang0Xiaofei Lin1Yu Zhou2Xin Yang3Mingming Ou4Linxin Zhang5Yumei Wang6Jing Gao7Huai'an Maternal and Child Health Care Hospital Affiliated to Yangzhou University, Department of Children's Rehabilitation, Jiangsu Province, ChinaHuai'an Maternal and Child Health Care Hospital Affiliated to Yangzhou University, Department of Pediatrics, Jiangsu Province, ChinaHuai'an Maternal and Child Health Care Hospital Affiliated to Yangzhou University, Department of Children's Rehabilitation, Jiangsu Province, ChinaHuai'an Maternal and Child Health Care Hospital Affiliated to Yangzhou University, Neonatal Disease Screening Center, Jiangsu Province, ChinaHuai'an Maternal and Child Health Care Hospital Affiliated to Yangzhou University, Neonatal Disease Screening Center, Jiangsu Province, ChinaHuai'an Maternal and Child Health Care Hospital Affiliated to Yangzhou University, Neonatal Disease Screening Center, Jiangsu Province, ChinaHuai'an Maternal and Child Health Care Hospital Affiliated to Yangzhou University, Neonatal Disease Screening Center, Jiangsu Province, China; Corresponding author.Huai'an Maternal and Child Health Care Hospital Affiliated to Yangzhou University, Department of Children's Rehabilitation, Jiangsu Province, ChinaObjectives: This study aimed to investigate changes in the blood metabolic profiles of newborns with varying intrauterine growth conditions. Specifically, we analyzed the levels of amino acids, carnitine, and succinylacetone among full-term newborns, including small for gestational age (SGA), appropriate for gestational age (AGA), and large for gestational age (LGA). We aim to identify differential metabolites and metabolic pathways that may offer insights into clinical interventions. Methods: A total of 5106 full-term newborns were included in the study. Blood samples were obtained from all newborns between 3 and 5 days after birth and analyzed using tandem mass spectrometry to detect blood metabolites. Subsequently, we screened for different metabolites and metabolic pathways among the groups using the MetaboAnalystR package (Version 1.0.1) in R software (R-3.6.0). Results: The levels of blood amino acids and carnitine metabolism differed significantly among newborns with varying intrauterine growth conditions. Full-term SGA newborns exhibited a decrease in multiple amino acids and an increase in multiple carnitines, while full-term LGA newborns showed an increase in multiple amino acids and acylcarnitines. Conclusion: Continuous monitoring of the short-term and long-term growth and metabolic status of full-term SGA and LGA newborns is warranted with individualized dietary and nutritional adjustments to promote healthy growth in a timely manner. The findings of this research contribute to the broader understanding of SGA/LGA and shall inform future research on metabolomics, interventions, and long-term outcomes.http://www.sciencedirect.com/science/article/pii/S0021755724001025MetabolomicsSmall for gestational ageLarge for gestational ageAmino acidCarnitine
spellingShingle Shengwen Wang
Xiaofei Lin
Yu Zhou
Xin Yang
Mingming Ou
Linxin Zhang
Yumei Wang
Jing Gao
Investigation of newborn blood metabolomics in varying intrauterine growth conditions
Jornal de Pediatria
Metabolomics
Small for gestational age
Large for gestational age
Amino acid
Carnitine
title Investigation of newborn blood metabolomics in varying intrauterine growth conditions
title_full Investigation of newborn blood metabolomics in varying intrauterine growth conditions
title_fullStr Investigation of newborn blood metabolomics in varying intrauterine growth conditions
title_full_unstemmed Investigation of newborn blood metabolomics in varying intrauterine growth conditions
title_short Investigation of newborn blood metabolomics in varying intrauterine growth conditions
title_sort investigation of newborn blood metabolomics in varying intrauterine growth conditions
topic Metabolomics
Small for gestational age
Large for gestational age
Amino acid
Carnitine
url http://www.sciencedirect.com/science/article/pii/S0021755724001025
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