AQP5 and acute respiratory distress syndrome: Results show that the expression levels of SPC and AQP5 in the ARDS group were lower than in the Sham but significantly higher on the TAG pretreatment (ARDS, 14.41 ± 4.65 vs. TAG + ARDS, 41.40 ± 4.33, p < 0.01; Figure 5B).