ALI	Acute lung injury
BALF	Bronchoalveolar lavage fluid
BPIFA1	Bactericidal/permeability-increasing protein fold-containing family A member 1
SPLUNC1	Short palate, lung, and nasal epithelial clone 1
LPS	Lipopolysaccharide
ELISA	Enzyme-linked immunosorbent assay
GSEA	Gene Set Enrichment Analysis
KEGG	Kyoto Encyclopedia of Genes and Genomes
qPCR	Quantitative real-time polymerase chain reaction
RNA-seq	RNA sequencing
WT	Wild Type
KO	Knockout
NF-κB	Nuclear factor kappa B
TLR4	Toll-like receptor 4
MyD88	Myeloid differentiation primary response 88