<prompt> Which of the following surface glycoproteins is most often expressed in human hematopoietic stem cell HSC?CD23CD30CD33CD34  <response>: Surface antigenMarker Normal cellular distribution CD34 Pluripotent hematopoietic stem cells progenitor cells of many lineages. CD23 Activated mature B cells CD30 Activated B cells, T cells, and monocytes; Reed-Sternberg cells and variants CD33 Myeloid progenitors and monocytes 