evidence was obtained that the colonies produced by the shay leukemic marrow consisted of leukemic cells , and that the disappearance of colonies from human aml and from bn rat leukemic marrow is caused by the numerical disappearance of normal pluripotent hemopoietic stem cells from the marrow and by the inability of the clonogenic leukemic cells to produce colonies in vitro .
C0023467
aml
C1517806
leukemic cells