Increased inflammation in myeloid tissue factor (TF)‐deficient mice in response to acid‐induced acute lung injury (ALI). (A–D) Interleukin (IL)‐33 (A) (n
control
TF
+/+ = 6, n
control
TF
Δmye = 5, n
HC
l
TF
+/+ = 7, n
HC
l
TF
Δmye = 8), myeloperoxidase (MPO) (B) (bronchoalveolar lavage fluid [BALF] – n
control
TF
+/+ = 6, n
control
TF
Δmye = 4, n
HC
l
TF
+/+ = 11, n
HC
l
TF
Δmye = 12; lung – n
control
TF
+/+ = 5, n
control
TF
Δmye = 5, n
HC
l
TF
+/+ = 14, n
HC
l
TF
Δmye = 14) and IL‐6 (D) (n
control
TF
+/+ = 6, n
control
TF
Δmye = 5, n
HC
l
TF
+/+ = 10, n
HC
l
TF
Δmye = 12) were measured in BALF by ELISA. (C) The protein content in BALF was measured with a bicinchoninic acid protein assay (n
control
TF
+/+ = 3, n
control
TF
Δmye = 3, n
HC
l
TF
+/+ = 7, n
HC
l
TF
Δmye = 10). (E) IL‐6 levels in total lung tissue were determined by ELISA (n
control
TF
+/+ = 7, n
control
TF
Δmye = 8; n
HC
l
TF
+/+ = 11, n
HC
l
TF
Δmye = 13). Parameters were analyzed 8 h after HCl treatment. For statistical analysis, unpaired Student's t‐tests (A–E) were performed; *P < 0.05. Littermate‐controlled experiments were performed.