Iron transport-related mechanism

Iron transport-related mechanisms encompass the complex pathways and molecular interactions responsible for the movement of iron across cellular membranes and throughout the body. This system is vital for maintaining iron homeostasis, which is essential for processes such as oxygen transport, DNA synthesis, and electron transport. Key known players include the transferrin receptor (TfR), ferroportin (FPN), and divalent metal transporter 1 (DMT1), which are tightly regulated by the hormone hepcidin. However, several aspects of these pathways remain poorly understood, such as the exact molecular interactions of certain drugs like nifedipine with iron transporters or the specific receptors for erythroid regulators like erythroferrone. Targeting these mechanisms is a significant therapeutic strategy for treating iron-related disorders, including hereditary hemochromatosis, iron-deficiency anemia, and certain cancers where iron metabolism is dysregulated.

Other names

Iron transport systemIron homeostasis mechanismIron uptake and export pathway

Modulation of iron uptake, storage, or export through various known and uncharacterized molecular interactions, such as the enhancement of DMT1-mediated transport or the inhibition of hepcidin-mediated ferroportin degradation.