Innovative strategies for the discovery of new drugs against alopecia areata: taking aim at the immune system.

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  • Additional Information
    • Source:
      Publisher: Taylor & Francis Country of Publication: England NLM ID: 101295755 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1746-045X (Electronic) Linking ISSN: 17460441 NLM ISO Abbreviation: Expert Opin Drug Discov Subsets: MEDLINE
    • Publication Information:
      Publication: 2015- : Abingdon, Oxford : Taylor & Francis
      Original Publication: London : Informa Healthcare
    • Subject Terms:
      Alopecia Areata*/drug therapy ; Alopecia Areata*/immunology ; Drug Discovery*/methods ; Drug Development*/methods ; Janus Kinase Inhibitors*/pharmacology ; Janus Kinase Inhibitors*/adverse effects; Humans ; Animals ; Autoimmune Diseases/drug therapy ; Immune System/drug effects ; Drug Costs
    • Abstract:
      Introduction: The autoimmune hair loss condition alopecia areata (AA) exacts a substantial psychological and socioeconomic toll on patients. Biotechnology companies, dermatology clinics, and research institutions are dedicated to understanding AA pathogenesis and developing new therapeutic approaches. Despite recent efforts, many knowledge gaps persist, and multiple treatment development avenues remain unexplored.
      Areas Covered: This review summarizes key AA disease mechanisms, current therapeutic methods, and emerging treatments, including Janus Kinase (JAK) inhibitors. The authors determine that innovative drug discovery strategies for AA are still needed due to continued unmet medical needs and the limited efficacy of current and emerging therapeutics. For prospective AA treatment developers, the authors identify the pre-clinical disease models available, their advantages, and limitations. Further, they outline treatment development opportunities that remain largely unmapped.
      Expert Opinion: While recent advancements in AA therapeutics are promising, challenges remain, including the lack of consistent treatment efficacy, long-term use and safety issues, drug costs, and patient compliance. Future drug development research should focus on patient stratification utilizing robust biomarkers of AA disease activity and improved quantification of treatment response. Investigating superior modes of drug application and developing combination therapies may further improve outcomes. Spirited innovation will be needed to advance more effective treatments for AA.
    • Contributed Indexing:
      Keywords: Alopecia areata; JAK inhibitors; autoimmune disease; disease models; disease pathogenesis; drug development; hair follicles; hair regrowth; immune privilege
      Local Abstract: [plain-language-summary] Alopecia areata (AA) is an autoimmune condition that causes hair loss. It significantly affects a patient’s emotional well-being and quality of life. Companies, clinics, and researchers are working hard to understand AA and create better treatments. Despite these efforts, there are still many unanswered questions, and new treatment methods still need to be explored.This review summarizes how AA develops, current treatment options, and new therapies like Janus Kinase (JAK) inhibitor drugs. JAK inhibitors show promise, but they are not fully effective for everyone. We emphasize that there is still a need for new and innovative drug discovery strategies to meet the medical needs of AA patients, as current treatments often fall short.For researchers and developers of AA treatments, we discuss the available pre-clinical models used to test new drugs, highlighting their strengths and weaknesses. We also point out new areas for treatment development that have not been thoroughly investigated.Although recent advancements in AA treatments are encouraging, several challenges remain. These include inconsistent effectiveness of treatments, safety concerns with long-term use, high drug costs, and issues with patient adherence to treatment programs. We believe future research should focus on identifying biomarkers that can help tailor treatments to individual patients and improving measurements of treatment success. Additionally, exploring better ways to apply drugs and combining different therapies together may enhance treatment outcomes.Ultimately, innovative approaches and spirited efforts will be required to develop more effective treatments for AA to improve the lives of those affected by this challenging condition.
    • Accession Number:
      0 (Janus Kinase Inhibitors)
    • Publication Date:
      Date Created: 20241003 Date Completed: 20241112 Latest Revision: 20241112
    • Publication Date:
      20241114
    • Accession Number:
      10.1080/17460441.2024.2409660
    • Accession Number:
      39360759