Type I Interferon: Potential Therapeutic Target for Psoriasis?
2008

Type I Interferon as a Potential Treatment Target for Psoriasis

Sample size: 26 publication 10 minutes Evidence: high

Author Information

Author(s): Yao Yihong, Richman Laura, Morehouse Chris, de los Reyes Melissa, Higgs Brandon W., Boutrin Anmarie, White Barbara, Coyle Anthony, Krueger James, Kiener Peter A., Jallal Bahija

Primary Institution: MedImmune, Inc.

Hypothesis

Can type I interferons serve as therapeutic targets in psoriasis treatment?

Conclusion

Type I interferons are significantly overexpressed in lesional skin of psoriatic patients, suggesting they may be potential therapeutic targets.

Supporting Evidence

  • Type I interferon-inducible genes were found to be significantly overexpressed in lesional skin compared to nonlesional skin.
  • Immunohistochemical analysis showed increased levels of type I interferon proteins in lesional skin.
  • Significant up-regulation of TNF-α and its gene signatures were also observed in lesional skin.

Takeaway

This study found that a substance called type I interferon is very high in the skin of people with psoriasis, which might help doctors find new ways to treat this skin condition.

Methodology

The study used whole genome array analysis to profile paired lesional and nonlesional skin from psoriatic patients and healthy donors.

Potential Biases

Potential bias due to the selection of patient samples and the involvement of the authors' institution in the research.

Limitations

The study primarily focused on a specific patient population and may not generalize to all psoriasis patients.

Participant Demographics

26 psoriatic patients with paired skin biopsies.

Statistical Information

P-Value

p<0.0001

Statistical Significance

p<0.0001

Digital Object Identifier (DOI)

10.1371/journal.pone.0002737

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