Selective accumulation of virus-specific CD8+ T cells within the peripheral blood stem cell compartment.

To the editor: The absence of cellular immunity is central to the pathogenesis of herpesvirus-mediated diseases after allogeneic hemopoietic stem cell transplantation (HSCT).[1][1],[2][2] For both bone marrow (BM)– and granulocyte-colony stimulating factor–mobilized peripheral blood stem cells