Down-regulation of Bmp/Smad signaling by Tmprss6 is required for maintenance of systemic iron homeostasis

Abstract excerpt

Iron-refractory, iron-deficiency anemia (IRIDA) is a familial disorder characterized by iron deficiency anemia unresponsive to oral iron treatment but partially responsive to intravenous iron therapy. Previously, we showed that IRIDA patients harbor loss-of-function mutations in TMPRSS6, a type II transmembrane serine protease primarily expressed by the liver. Both humans and mice with TMPRSS6 mutations show...

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