Two specific drugs, BMS-345541 and purvalanol A induce apoptosis of HTLV-1 infected cells through inhibition of the NF-kappaB and cell cycle pathways
2008

Drugs Targeting HTLV-1 Infected Cells

publication Evidence: high

Author Information

Author(s): Agbottah Emmanuel, Yeh Wen-I, Berro Reem, Klase Zachary, Pedati Caitlin, Kehn-Hall Kyleen, Wu Weilin, Kashanchi Fatah

Primary Institution: The George Washington University School of Medicine

Hypothesis

Can specific inhibitors effectively induce apoptosis in HTLV-1 infected cells?

Conclusion

BMS-345541 and Purvalanol A effectively induce apoptosis in HTLV-1 infected cells by targeting the NF-κB and cell cycle pathways.

Supporting Evidence

  • BMS-345541 inhibited IKKβ kinase activity in HTLV-1 infected cells with an IC50 of 50 nM.
  • Purvalanol A induced apoptosis in HTLV-1 infected cells but not in uninfected cells.
  • Combination treatment with both drugs reduced HTLV-1 p19 Gag production.

Takeaway

Two drugs can help sick cells from a virus die, which might help people who are very sick from that virus.

Methodology

The study screened 35 NF-κB and CDK inhibitors for their effects on HTLV-1 infected and uninfected T-cell lines, measuring growth inhibition and apoptosis.

Limitations

The study does not address the long-term effects of these drugs or their efficacy in vivo.

Digital Object Identifier (DOI)

10.1186/1742-6405-5-12

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