Who starts labour? Mum, baby, or other?

Who Starts Labour?A recent study implies that the Baby is responsible for starting spontaneous labour! “Published in the Journal of Clinical Investigation and supported by the National Instituted of Health and a Prematurity Research Initiative grant from the March of Dimes, the study expanded on former research that had suggested signals from the fetus are actually responsible for the initiation of birth,” (Growingyourbaby.com reports). UT Southwestern Medical Center researchers have identified two proteins in a mouse fetus’ lungs that initiates labour. The proteins SRC-1 and SRC-2 activate genes inside baby’s lungs near full term, “resulting in an increased production of surfactant components, surfactant protein A (SP-A), and platelet-activating factor (PAF). Both SP-A and PAF are then secreted by the fetus’ lungs into the amniotic fluid, leading to an inflammatory response in the mother’s uterus that initiates labor,” (Sciencedaily reports). Continue reading

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