Abstract
Febrile seizures (FSs) are a common occurrence in young children and a serious concern in pediatric practice; nevertheless, the causes and mechanisms of FS are still unknown. We hypothesized a relation of neuropeptides such as neurotrophin-3 (NT-3) and growth-associated protein-43 (GAP-43) as well as zinc and the oxidant/antioxidant system with pediatric FS. The study included 100 infants categorized into 50 infants with FS and 50 febrile infants without seizures as controls. Clinical assessments, biochemical assays of NT-3 and GAP-43 using ELISA assay kits, and colorimetric measurements of TAC and Zn were performed to all participants. Overall, significant rises of the values of NT-3 and insignificant increases of GAP-43 were detected in children with FS. At the same time, zinc values and the total antioxidant capacity in serum samples were found to be decreased significantly. In addition, a negative correlation was estimated between NT-3 and zinc levels. Serum NT-3 in diagnosing febrile seizures at cutoff point > 49.62 ng/L showed 100% sensitivity, 46% specificity, positive predictive value (PPV) = 48.1%, and negative predictive value (NPP) = 100% with AUC = 0.678. Significant altered circulating NT-3 and zinc levels in FS may indicate their possible role in the pathogenesis of FS. This may open a way for further research and warrants enlightening of the pathophysiological details of FS.
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The datasets used and analyzed in this study are available upon reasonable request.
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This study was partially funded by Faculty of Medicine, South Valley University, Qena83523, Egypt.
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Study concept and design: M. H. H.; patients’ selection and clinical evaluation and follow-up of patients: A. H. B., M. M. M., P. R. H., and N. I. R.; blood sampling and biochemical assays: M. H. H. and S. A. E.-S.; statistical analysis: M. H. H., M. M. M., P. R. H., A. E.-A. A., A. H. B., and S. A. E.-S.; literature research: M. H. H., S. A. E.-S., M. M. M., P. R. H., and N. I. R.; first manuscript drafting: M. H. H.; the authors approved the final version of the manuscript.
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The study was approved by the local Ethics Committee of Medical Research of the Faculty of Medicine, South Valley University, Qena, Egypt (Ethical approval code: SVU-MED-PED-2021–07), and was conducted in accordance with the Declaration of Helsinki. Informed written consent was obtained from every participant’s caregiver.
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Bakri, A.H., Hassan, M.H., Ahmed, A.EA. et al. Biochemical Assessments of Neurotrophin-3 and Zinc Involvement in the Pathophysiology of Pediatric Febrile Seizures. Biol Trace Elem Res 200, 2614–2619 (2022). https://doi.org/10.1007/s12011-021-02886-w
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DOI: https://doi.org/10.1007/s12011-021-02886-w