CXCL8 and acute respiratory distress syndrome: Additionally, levels of IL-8 – a potent neutrophil chemoattractant (Grommes and Soehnlein, 2011; Williams and Chambers, 2014) and suggested biomarker for ARDS (Whitney et al., 2020; Yadav et al., 2018) – were significantly elevated from baseline at ARDS 0 h in our experimental model (Fig. 3).