Old Wine in New Bottles: Reviving Old Therapies for Alopecia Areata Using Rodent Models

September 2003 in “ Journal of Investigative Dermatology Symposium Proceedings ”

Lisa Tang, John P. Sundberg, Harvey Lui, Jerry Shapiro

anthralin mechlorethamine alopecia areata cytokine expressions TNF-α IL-12 IFN-y infiltrative lymphocytes AA tumor necrosis factor alpha interleukin-12 interferon gamma

Studysummary This study found that anthralin and mechlorethamine were the most effective therapies among those tested in AA-affected rodent models, providing a basis for further analysis of their mechanisms in Alopecia Areata. Our plain-language summary of this paper — not a Tressless recommendation.

In the 2003 study, researchers investigated the effectiveness of anthralin and mechlorethamine, older treatments originally used for psoriasis and cutaneous T cell lymphoma, in treating alopecia areata (AA) using rodent models. The study demonstrated that anthralin induced significant hair regrowth in 64% of AA-affected C3H/HeJ mice and complete regrowth in DEBR rats, while mechlorethamine resulted in full hair coverage in AA-affected mice. These treatments were found to act by targeting infiltrative lymphocytes and modulating cytokine expressions, such as inhibiting TNF-α/B, IL-12, and IFN-y. The findings suggest the potential for repurposing these older therapies for AA treatment and highlight the value of rodent models in understanding the molecular mechanisms involved. The number of rodents used in the study was not specified.

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Research cited in this study

10 / 10 results

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