AECs	alveolar epithelial cells;
AEC1s	alveolar epithelial type 1 cells;
AEC2s	alveolar epithelial type 2 cells;
AMs	alveolar macrophages;
ILD	interstitial lung disease;
IPF	idiopathic pulmonary fibrosis;
PF	pulmonary fibrosis;
PDGF	platelet-derived growth factor;
CTGF	connective tissue growth factor;
CHOP	CCAAT-enhancer-binding protein homologous protein;
PPARα	peroxisome proliferator-activated receptor alpha;
TGF-β	transforming growth factor-β;
EGFR	epidermal growth factor receptor;
TRIB3	tribbles homolog 3;
ATF4	activating transcription factor 4;
TNF	tumor necrosis factor; CXCL12,
CXC	chemokine ligand 12;
NSCLC	non-small cell lung cancer;
CM	conditioned media;
CGC	Collagen gel contraction;
ECM	extracellular matrix;
EMT	epithelial–mesenchymal transition;
α-SMA	α-smooth muscle actin;
GEO	Gene Expression Omnibus;
PI	propidium iodide;
Co-IP	Co-immunoprecipitation.