Human hematopoietic stem cells from mobilized peripheral blood can be purified based on CD49f integrin expression

To the editor: Granulocyte colony-stimulating factor (G-CSF)–mobilized peripheral blood (MPB) is the preferred source of hematopoietic stem cells (HSCs) and has outcompeted bone marrow for HSC-based therapies.[1][1] Umbilical cord blood (UCB) represents an alternative source of HSCs commonly used