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Transport results of ivacaftor across the Calu-3 cell layer. A-B: from apical side to basolateral side (left panel); B-A: from basolateral side to apical side (right panel). All data are presented as mean ± SD (n=4) and compared to the ivacaftor group: *p<0.05, **p<0.01, ***p<0.001 and ****p<0.0001.
