Candidate Genes for Expansion and Transformation of Hematopoietic Stem Cells by NUP98-HOX Fusion Genes
2007

NUP98-HOX Fusion Genes and Hematopoietic Stem Cell Expansion

Sample size: 34 publication Evidence: moderate

Author Information

Author(s): Lars Palmqvist, Nicolas Pineault, Carina Wasslavik, R. Keith Humphries, David Scadden

Primary Institution: Terry Fox Laboratory, British Columbia Cancer Agency, Vancouver, British Columbia, Canada

Hypothesis

The study investigates the role of NUP98-HOX fusion genes in the expansion and transformation of hematopoietic stem cells.

Conclusion

The study identified several novel Hox downstream target genes that are important for the expansion and transformation of hematopoietic stem cells.

Supporting Evidence

  • Approximately seventy genes were differentially expressed in ND13 and NA10 cells compared to the ND13(N51S) mutant.
  • FLT3, HLF, and JAG2 expression correlated with HOX A cluster gene expression in human leukemia samples.
  • The study identified several genes involved in hematopoietic stem cell expansion and self-renewal.

Takeaway

Scientists found that certain genes help blood stem cells grow and change, which could lead to leukemia.

Methodology

The study used microarray technology to assess gene expression changes in murine primary bone marrow cells transduced with NUP98-HOX fusion genes.

Participant Demographics

34 adult patients with de novo AML, 20 females and 14 males, mean age 56 years.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0000768

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