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Published on: November 20, 2015
[Relationship between serum S100B protein level and brain damage in preterm infants]
Li-Juan Xie1, Hua-Jun Li, Jian-Xing Zhu
1Department of Pediatrics, Xinhua Hospital of Shanghai Jiaotong University School of Medicine, Shanghai 200092, China.
Summary
Serum S100B protein levels rise in preterm infants with brain damage. This suggests S100B may serve as an early diagnostic marker for brain injury, particularly white matter damage in newborns.
Area of Science:
- Biomarkers in Neonatal Neurology
- Pediatric Neuroprotection
- Protein Analysis in Preterm Infants
Context:
- Preterm infants are susceptible to brain damage, including white matter damage (WMD).
- Early and accurate diagnosis of brain injury is crucial for timely intervention.
- Current diagnostic methods may have limitations in sensitivity or timing.
Purpose:
- To investigate serum S100B protein level changes in preterm infants with varying degrees of brain damage.
- To evaluate the potential role of S100B as an early diagnostic marker for brain injury in this population.
Summary:
- Serum S100B protein levels were significantly elevated in preterm infants with brain damage (WMD and non-WMD) compared to controls within 24 hours, 72 hours, and 7 days post-birth.
- Higher S100B levels were observed in the WMD group compared to the non-WMD group, indicating a potential correlation with injury severity.
- S100B was measured using ELISA in 47 preterm infants classified into WMD, non-WMD, and control groups.
Impact:
- Serum S100B protein shows promise as a sensitive and early biomarker for detecting brain damage in preterm infants.
- This finding could lead to improved diagnostic strategies for neonatal brain injury, especially WMD.
- Early identification via S100B may facilitate prompt therapeutic interventions, potentially improving neurodevelopmental outcomes.
