The invention relates to use of a mesenchymoangioblast-derived mesenchymal stem cell (MSC-MSC) for treating allergic airway disease (AAD)/ asthma in a subject.本發明涉及一種間質血管母細胞衍生的間質幹細胞(mesenchymoangioblast-derived mesenchymal stem cell,MSC-MSCs)在體體內治療過敏性氣道疾病(allergic airway disease,AAD)/哮喘之用途。