Utero-placental calcium and magnesium ion channels: A systematic review of obstetric implications of their alterations.
Channels (Austin)Aug 26, 2026 (epub)
Gaudence Ndinganire, Aime Patrick Niyomugabo, Daniel Udofia Owu et al.
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In 30 seconds
This systematic review examined the impact of calcium (Ca 2+) and magnesium (Mg 2+) ion channel dysregulation on pregnancy outcomes, synthesizing data from 49 studies. The review highlighted that alterations in these channels are associated with abnormal uterine contractility, preterm birth, and preeclampsia, suggesting their role as potential therapeutic targets in obstetric care.
Key findings
- Dysregulation of Ca 2+ and Mg 2+ channels is linked to abnormal uterine contractility and preterm birth.
- L-type and T-type voltage-gated Ca 2+ channels are key mediators of placental Ca 2+ transport.
- Altered ion channel function is associated with adverse pregnancy outcomes like fetal growth restriction.
- Mechanosensitive Piezo1 channels mediate stretch-activated Ca 2+ influx in the uterus.
Why it matters
Understanding the role of ion channel dysregulation in pregnancy can help clinicians identify potential mechanisms behind common obstetric complications, leading to improved management strategies and outcomes for affected patients.