MicroRNA-185-5p: a marker of brain-sparing in foetuses with late-onset growth restriction

Autor: José Morales-Roselló, Gabriela Loscalzo, Eva María García-Lopez, José Santiago Ibañez Cabellos, José Luis García-Gimenez, Antonio José Cañada Martínez, Alfredo Perales Marín
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Epigenetics, Vol 17, Iss 11, Pp 1345-1356 (2022)
Druh dokumentu: article
ISSN: 1559-2294
1559-2308
15592294
DOI: 10.1080/15592294.2021.2023271
Popis: To compare the expression of microRNA-185-5p (miR-185-5p) in normal foetuses and in foetuses with late-onset growth restriction (FGR) and to determine the factors influencing this expression. In a prospective study, 40 foetuses (22 of them with late-onset FGR and 18 with normal growth) were scanned with Doppler ultrasound after week 35 and followed until birth. Subsequently, blood samples from umbilical cords were collected after delivery to evaluate the expression of miR-185-5p using real-time qPCR. Finally, multivariable regression analysis was applied to determine the clinical and ultrasonographic factors influencing miR-185-5p expression in both normal and late-onset FGR foetuses. In comparison with normal foetuses, late-onset FGR foetuses expressed upregulation of miR-185-5p (2.26 ± 1.30 versus 1.27 ± 1.03 2^-ddCt, P = 0.011). Multivariable regression analysis confirmed that cerebroplacental ratio (P
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