Title : Effect of changes in the ionic environment of reticulocytes on the uptake of transferrin-bound iron.

Pub. Date : 1980 Dec

PMID : 7462336






5 Functional Relationships(s)
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1 Effect of changes in the ionic environment of reticulocytes on the uptake of transferrin-bound iron. Iron serotransferrin Oryctolagus cuniculus
2 It was concluded that low ionic strength inhibits iron uptake primarily by blocking the endocytosis of transferrin. Iron serotransferrin Oryctolagus cuniculus
3 This action was due to an effect on the release of iron from transferrin, which appeared to be taken up by the cells in a normal manner. Iron serotransferrin Oryctolagus cuniculus
4 However, with CaCl2 concentrations above 10 mM, iron uptake was inhibited, due to inhibition of transferrin uptake, possibly by blocking endocytosis. Iron serotransferrin Oryctolagus cuniculus
5 The results are discussed in terms of the possible effects of ionic strength, pH, and ionic composition of the extracellular fluid on the three main steps involved in iron uptake by immature erythroid cells: transferrin-receptor interaction, endocytosis, and iron release from transferrin. Iron serotransferrin Oryctolagus cuniculus