The cell-cycle change of human leukemic colony-forming cells was studied using a new agar culture method featuring daily feeding of new culture medium with or without leukocyte conditioned medium (LCM). Leukemic cells could be kept out of cycle by withholding LCM from daily feeding and put back into cycle by adding LCM to the daily feeding.

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Copyright © 1981 by The American Society of Hematology
1981
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