MiRNA-124a: a Potential Biomarker for Neurological Deficits Following Cardiac Surgery in Pediatric Patients

Keren Zloto, Liat Mor, Omer Bar-Yosef, Tal Tirosh-Wagner, Amir Vardi, David Mishali, Gideon Paret, Yael Nevo-Caspi*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

Brain injury is a major source of patient morbidity after cardiac surgery in children. New early accurate biomarkers are needed for the diagnosis of patients at risk for cerebral postoperative damage. Specific circulating miRNAs have been found as suitable biomarkers for many diseases. We tested whether miRNA-124a reflects neurological injury in pediatric patients following heart surgery. Serum samples were obtained from 34 patients before and six hours after heart surgery. MiRNAs-124a was quantified by RQ-PCR. MiRNA-124a levels six hours after heart surgery correlated with the neurological outcome of the patients. In children with neurological deficits, miRNA-124a levels increased while in those with no neurological deficits the levels decreased. MiRNA-124a was able, at six hours after the operation, to identify patients who are at risk for the appearance of neurological deficits. Circulating miRNA-124a is a potential biomarker for the appearance of neurological deficits in pediatric patients following heart surgery. [Figure not available: see fulltext.].

Original languageEnglish
Pages (from-to)1165-1172
Number of pages8
JournalJournal of Cardiovascular Translational Research
Volume14
Issue number6
DOIs
StatePublished - Dec 2021

Funding

FundersFunder number
Department of Intensive Care
Department of Pediatric Critical Care Medicine, Safra Children’s Hospital, Sheba Medical Center

    Keywords

    • Biomarker
    • Congenital heart disease
    • MiRNA
    • MiRNA-124a
    • Neurological deficit
    • Pediatric cardiac surgery

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