Recently, growing studies observed a potential association between FPR- and CS-related diseases and other respiratory disorders, it has been demonstrated that FPR-2 was particularly relevant to neutrophilic inflammation in COPD as the complex milieu of exogenous and host-derived mediators (Bozinovski et al., 2013; Bozinovski et al., 2014). Here, FPR2 is linked to chronic obstructive pulmonary disease.