The Shape Shifting Story of Reticulocyte Maturation

Autor: Elina Ovchynnikova, Francesca Aglialoro, Marieke von Lindern, Emile van den Akker
Jazyk: angličtina
Rok vydání: 2018
Předmět:
Zdroj: Frontiers in Physiology, Vol 9 (2018)
Druh dokumentu: article
ISSN: 1664-042X
DOI: 10.3389/fphys.2018.00829
Popis: The final steps of erythropoiesis involve unique cellular processes including enucleation and reorganization of membrane proteins and the cytoskeleton to produce biconcave erythrocytes. Surprisingly this process is still poorly understood. In vitro erythropoiesis protocols currently produce reticulocytes rather than biconcave erythrocytes. In addition, immortalized lines and iPSC-derived erythroid cell suffer from low enucleation and suboptimal final maturation potential. In light of the increasing prospect to use in vitro produced erythrocytes as (personalized) transfusion products or as therapeutic delivery agents, the mechanisms driving this last step of erythropoiesis are in dire need of resolving. Here we review the elusive last steps of reticulocyte maturation with an emphasis on protein sorting during the defining steps of reticulocyte formation during enucleation and maturation.
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