Objective: To investigate the number of mast cells and clarify the possible role of mast cells in the development of ovalbumin (OVA)-induced asthma model in vivo.

• 摘要目的：观察小鼠哮喘模型气道上皮内肥大细胞的数量，进一步阐明肥大细胞在鸡卵清蛋白(OVA)诱导的小鼠哮喘模型中的作用。