Glucocorticoid Maturation of Fetal Cardiovascular Function.

Trends Mol Med

Department of Physiology Development and Neuroscience, University of Cambridge, Cambridge, UK; Cambridge Cardiovascular Strategic Research Initiative, Cambridge, UK; Cambridge Strategic Research Initiative in Reproduction, Cambridge, UK. Electronic address:

Published: February 2020

The last decade has seen rapid advances in the understanding of the central role of glucocorticoids in preparing the fetus for life after birth. However, relative to other organ systems, maturation by glucocorticoids of the fetal cardiovascular system has been ignored. Here, we review the effects of glucocorticoids on fetal basal cardiovascular function and on the fetal cardiovascular defense responses to acute stress. This is important because glucocorticoid-driven maturational changes in fetal cardiovascular function under basal and stressful conditions are central to the successful transition from intra- to extrauterine life. The cost-benefit balance for the cardiovascular health of the preterm baby of antenatal glucocorticoid therapy administered to pregnant women threatened with preterm birth is also discussed.

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http://dx.doi.org/10.1016/j.molmed.2019.09.005DOI Listing

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