Novel vaccines targeting dendritic cells by coupling allergoids to mannan

被引:34
作者
Benito-Villalvilla C. [1 ]
Soria I. [2 ]
Subiza J.L. [2 ]
Palomares O. [1 ]
机构
[1] Department of Biochemistry and Molecular Biology, School of Chemistry, Complutense University of Madrid, Madrid
[2] Inmunotek, S.L., Alcalá de Henares
关键词
Allergen vaccines; Allergen-specific immunotherapy; Allergoids conjugated to mannan; Dendritic cells; Immune tolerance; Regulatory T cells;
D O I
10.1007/s40629-018-0069-8
中图分类号
学科分类号
摘要
Allergen-specific immunotherapy (AIT) is the single disease-modifying treatment for allergy. Clinical trials show AIT to be safe and effective for many patients; however, it still faces problems related to efficacy, safety, long treatment duration and low patient adherence. There has been intensive research to develop alternative strategies, including novel administration routes, adjuvants or hypoallergenic molecules. Promising results are reported for some of them, but clinical progress is still moderate. Allergoids conjugated to nonoxidized mannan from Saccharomyces cerevisiae have emerged as a novel concept of vaccine targeting dendritic cells (DCs). Preclinical human and animal models demonstrated that allergoids conjugated to mannan enhance allergen uptake, promote healthy responses to allergens by inducing Th1 and T regulatory (Treg) cells, and show clinical efficacy in veterinary medicine. Dose-finding phase II clinical trials in humans are currently ongoing. We review the current stage of allergoids conjugated to mannan as next generation vaccines for AIT. © 2018, The Author(s).
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页码:256 / 262
页数:6
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