Comparison of rArt v 1-based sublingual and subcutaneous immunotherapy in a murine model of asthma

Kairat Tabynov, Elmira Tailakova, Guliza Rakhmatullayeva, Turlan Bolatbekov, Yeow Hong Lim, Gleb Fomin, Meruert Babayeva, Rudolf Valenta, Kaissar Tabynov

Research output: Journal article (peer-reviewed)Journal article

Abstract

Mugwort-allergic patients frequently experience severe respiratory allergies due to sensitization to the major allergen Art v 1, with allergen-specific immunotherapy (ASIT) as the only causal treatment to halt disease progression. This study evaluated the effects of subcutaneous (SCIT) and sublingual (SLIT) ASIT with purified recombinant Art v 1 (rArt v 1) in a murine model of mugwort pollen of asthma. BALB/c mice were sensitized with Artemisia vulgaris pollen extract and treated with either rArt v 1-based SCIT adjuvanted with Montanide ISA-51, rArt v 1-based SLIT, an extract-based commercial SLIT vaccine, or PBS. Both rArt v 1-based SCIT and SLIT improved lung pathology and reduced airway reactivity following allergen challenge, with rArt v 1-based SCIT inducing Th1-polarized immune responses marked by increased IFN-γ production and rArt v 1-specific IgG1/IgG2a, while SLIT induced stronger mucosal IgA responses. These findings highlight the therapeutic potential of rArt v 1-based ASIT for mugwort allergy.

Original languageEnglish
Article number66
Pages (from-to)66
Journalnpj Vaccines
Volume10
Issue number1
DOIs
Publication statusPublished - 02 Apr 2025

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