CXCL1 and infection: To further investigate the impact of 14C11 pre-treatment on HRV16-induced allergic airway inflammation we analysed Th2-type cytokine concentrations as well as the neutrophil and eosinophil chemokine attractants CXCL1 in BAL and eotaxin-1 levels in lung homogenate at day 2 after infection.