TY - GEN AU - Marley,Stephen B AU - Lewis,John L AU - Gordon,Myrtle Y TI - Progenitor cells divide symmetrically to generate new colony-forming cells and clonal heterogeneity SN - 0007-1048 PY - 2003///0731 KW - Cell Division KW - physiology KW - Cell Survival KW - Cells, Cultured KW - Clone Cells KW - cytology KW - Colony-Forming Units Assay KW - Hematopoietic Stem Cells KW - Humans N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1046/j.1365-2141.2003.04338.x ER -