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University of Colorado

Impaired DNA replication within progenitor cell pools promotes leukemogenesis

Published in Physician Law Weekly, February 8th, 2006

According to a study from the United States, impaired DNA replication within progenitor cell pools promotes leukemogenesis.

"Impaired cell cycle progression can be paradoxically associated with increased rates of malignancies. Using retroviral transduction of bone marrow progenitors followed by transplantation into mice, we demonstrate that inhibition of hematopoietic progenitor cell proliferation impairs competition, promoting the expansion of progenitors that acquire oncogenic mutations which restore cell cycle progression," wrote G. Bilousova and colleagues, University of Colorado.

"Conditions that impair DNA replication dramatically enhance the...

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