Histone deacetylase turnover and recovery in sulforaphane-treated colon cancer cells: competing actions of 14-3-3 and Pin1 in HDAC3/SMRT corepressor complex dissociation/reassembly
2011

Effects of Sulforaphane on Histone Deacetylase Activity in Colon Cancer Cells

publication 10 minutes Evidence: moderate

Author Information

Author(s): Rajendran Praveen, Delage Barbara, Dashwood W Mohaiza, Yu Tian-Wei, Wuth Bradyn, Williams David E, Ho Emily, Dashwood Roderick H

Primary Institution: Oregon State University

Hypothesis

Does sulforaphane treatment lead to reversible changes in histone deacetylase (HDAC) activity and protein expression in colon cancer cells?

Conclusion

Sulforaphane treatment leads to a significant loss of HDAC3 protein expression, which is reversible upon removal of the compound.

Supporting Evidence

  • Sulforaphane treatment led to a significant reduction in HDAC3 protein expression within 6 hours.
  • Recovery of HDAC activity and protein expression occurred after sulforaphane was removed.
  • Pin1 knockdown prevented the loss of HDAC3 induced by sulforaphane.

Takeaway

Eating broccoli can help fight colon cancer by changing how certain proteins work in our cells, and these changes can go back to normal if we stop eating it.

Methodology

The study involved treating human colon cancer cells with sulforaphane and measuring changes in HDAC activity and protein expression over time.

Limitations

The study primarily focused on HDAC3 and may not fully represent the effects on other HDACs or in vivo conditions.

Participant Demographics

Human colon cancer cells (HCT116)

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1186/1476-4598-10-68

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