Cubilin (CUBN), once released from the complex, cycles back to the cell surface. Free 25-hydroxyvitamin D (calcidiol, 25(OH)D) becomes available for further processing (Nykjaer et al. 1999).
Melsen, F, Christensen, EI, Jacobsen, C, Vorum, H, Nykjaer, A, Willnow, TE, Herz, J, Walther, D, Dragun, D
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