The general condition, mass cell and degranulation mass cell in nasal mucosa as well as the contents of histamine were determined and compared among all the groups after one week.

• 结果造模组有明显的喷嚏、流鼻涕和搔鼻等症状，鼻黏膜肥大细胞数、脱颗粒细胞数、血浆组胺明显升高。