Fig. 6

Serum S1P levels with different genotypes. a The S1P levels of ARDS patients with rs3743631 GG genotype were lower than those with AG + AA genotypes. b The S1P levels of ARDS patients with rs907045 AA + TA genotypes were lower than those with TT genotype. No difference was observed in controls. ARDS acute respiratory distress syndrome, S1P sphingosine-1-phosphate