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Updated: Dec 25, 2025

Mouse Models of Periventricular Leukomalacia
Published on: May 18, 2010
Circular RNA expression alteration in whole blood of premature infants with periventricular white matter damage
Lixing Qiao1, Sisi Mo1, Yan Zhou1
1Department of Pediatrics, Zhongda Hospital, Southeast University, 87 Dingjia Qiao, Gulou District, Nanjing 210009, Jiangsu, China.
Insights
This study identifies altered circular RNA (circRNA) expression in premature infants with periventricular white matter damage (PWMD). These findings highlight circRNAs as potential biomarkers for diagnosing and treating this condition in newborns.
Area of Science:
- Biochemistry
- Genetics
- Neonatal Medicine
Background:
- Circular RNAs (circRNAs) are non-coding RNAs with potential as disease biomarkers.
- The role of circRNAs in neonatal diseases like periventricular white matter damage (PWMD) is largely unexplored.
- Understanding circRNA expression in premature infants is crucial for identifying new diagnostic and therapeutic targets.
Purpose of the Study:
- To identify and quantify circRNA expression levels in whole blood samples from premature infants with and without PWMD.
- To investigate the potential of specific circRNAs as diagnostic biomarkers for PWMD in neonates.
Main Methods:
- Whole blood samples were collected from premature infants diagnosed with PWMD and a control group of premature infants without PWMD.
- RNA sequencing or quantitative PCR was used to measure circRNA expression levels.
- Bioinformatic analyses were performed to identify differentially expressed circRNAs.
Main Results:
- Significant alterations in circRNA expression levels were observed in premature infants with PWMD compared to controls.
- Specific circRNAs were identified as potentially dysregulated in the context of PWMD.
- Preliminary analysis suggests these circRNAs play roles in the pathogenesis of PWMD.
Conclusions:
- CircRNAs show altered expression patterns in premature infants with PWMD, indicating their potential as novel biomarkers.
- These findings contribute to understanding the molecular mechanisms underlying PWMD.
- Further research into these circRNAs may lead to improved diagnostic and therapeutic strategies for affected neonates.
Abstract:
Circular RNAs (circRNAs) are evolutionarily conserved and tissue-specific types of non-coding RNA and can serve as potential diagnostic biomarkers for disease. However, the clinical significance and levels of expression of circRNAs for whole blood samples of prematurely born infants afflicted by diseases such as periventricular white matter damage (PWMD) are largely unknown. Therefore, we sought to identify measures of expression of circRNAs in whole blood samples obtained from prematurely born infants afflicted by PWMD and comparatively in samples from prematurely born infants without PWMD. We found the expression levels of circRNAs which from premature with PWMD has changed. Further analysis suggests that these circRNAs have important roles in PWMD. This study can improve the understanding for the potential of the circRNAs to serve as biomarkers in PWMD. Moreover, these circRNAs may provide evidence for improving diagnosis and treatment for infants afflicted by PWMD, and merits continued research.
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