STAT4 knockout(KO) decreases the lethality after lipopolysaccharide instillation.
STAT4 KO ameliorates lipopolysaccharide-induced lung injury.
CD11b+Gr-1+ myeloid cells increased in blood of STAT4 KO mice.
Macrophages increased and neutrophils decreased in lung of STAT4 KO mice.
M1-like cytokines reduced while M2-like cytokine increased in STAT4 KO mice.