Senkyunolide I protect against lung injury via inhibiting formation of neutrophil extracellular trap in a murine model of cecal ligation and puncture

•Senkyunolide I protects against lung injury induced by sepsis.•Senkyunolide I reduces inflammatory and oxidative responses in the lungs of septic mice.•Senkyunolide I inhibits neutrophil extracellular trap formation in the lungs of septic mice.•Senkyunolide I inhibits neutrophil extracellular trap released by neutrophils.