Effects of Stem Cell Factor on Hypoxia-Inducible Factor 1 Alpha Accumulation in Human Acute Myeloid Leukaemia and LAD2 Mast Cells
2011

Effects of Stem Cell Factor on HIF-1α Accumulation in Human Myeloid Leukaemia Cells

publication 10 minutes Evidence: moderate

Author Information

Author(s): Gibbs Bernhard F., Yasinska Inna M., Oniku Abraham E., Sumbayev Vadim V.

Primary Institution: Medway School of Pharmacy, University of Kent, Kent, United Kingdom

Hypothesis

How does stem cell factor (SCF) impact HIF-1α accumulation in human myeloid leukaemia and mast cells?

Conclusion

SCF induces HIF-1α accumulation in THP-1 human myeloid leukaemia cells but not in LAD2 mast cells.

Supporting Evidence

  • SCF significantly increased HIF-1α accumulation in THP-1 cells after 24 hours.
  • LAD2 cells showed a higher GSH antioxidative system compared to THP-1 cells.
  • SCF-induced HIF-1α accumulation was concentration-dependent in THP-1 cells.
  • Withdrawal of SCF did not significantly affect HIF-1α levels in LAD2 cells.

Takeaway

Stem cell factor helps certain blood cells grow, but it doesn't work the same way in all cells. Some cells can handle stress better than others.

Methodology

The study involved comparing the effects of SCF on HIF-1α accumulation in THP-1 human myeloid leukaemia cells and LAD2 mast cells, using various biochemical assays.

Limitations

The study primarily focuses on two cell lines, which may not fully represent all human myeloid leukaemia or mast cell behaviors.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1371/journal.pone.0022502

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