AQP1 and allergic rhinitis: Studies using rat models of nasal mucosa of allergic rhinitis (AR) showed that intranasal administration of β-GA downregulates AQP1 together with that of eotaxin 1 (CCL11) and eosinophil (EOS) in nasal mucosa of allergic rhinitis rats and cast effects on inhibiting the progress of AR (Li et al., 2015).