aceComprehensive analysis of neutrophil extracellular traps-associated inflammatory genes for patients with idiopathic pulmonary fibrosis
Neutrophil extracellular traps (NETs) facilitate inflammation and epithelial-mesenchymal transition (EMT), promoting the progression of pulmonary fibrosis. Various machine learning methods were used to screen for prognostic genes. Based on prognostic genes, a risk model was constructed to assess their ability for prognosis prediction of idiopathic pulmonary fibrosis (IPF). Mendelian Randomization (MR) analysis evaluated causal associations between IPF and prognostic genes, while GSE122960 examined cell-type-spec…
"Deleterious Role of Th9 Cells in Pulmonary Fibrosis" by Deng, K.M.; Yang, X.S.; Luo, Q.; She, Y.X.; Yu, Q.Y.; Tang, X.X. is licensed under CC BY 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by/4.0/.
On July 14, 2026, a peer-reviewed study reported using machine learning to screen neutrophil extracellular traps-associated inflammatory genes in idiopathic pulmonary fibrosis. The analysis identified three prognostic genes and built a NET-inflammation-associated risk model that predicted patient prognosis, supported by Mendelian Randomization, single-cell expression data, and validation in a bleomycin-induced mouse model with staining, PCR, and immunofluorescence.
The work matters because IPF has poor prognosis and limited predictive markers, and linking NET-driven inflammation to specific genes could improve risk stratification and understanding of fibrotic mechanisms. What remains uncertain is clinical utility in diverse human cohorts, as the predictive performance was demonstrated computationally and in mice, with MR findings described as possible positive associations requiring further validation.
- Study focused on neutrophil extracellular traps facilitating inflammation and EMT in pulmonary fibrosis progression.
- Various machine learning methods screened prognostic genes from NET-associated inflammatory genes.
- Risk model built from 3 genes MMP1, CXCR7, TPST1 predicted IPF prognosis.
- Mendelian Randomization suggested possible positive associations between genetically predicted MMP1 and TPST1 expression and IPF risk.
- Validation included bleomycin-induced mouse model with Masson and Picrosirius Red staining, RT-qPCR, Western blot, and Cith3 + MPO immunofluorescence.
Machine learning screening identified MMP1, CXCR7, and TPST1 and built a NET-inflammation-associated model that predicted prognosis for idiopathic pulmonary fibrosis patients.
The rundown
Researchers used various machine learning methods to screen NET-associated inflammatory genes for IPF, identifying MMP1, CXCR7, and TPST1 and constructing a prognostic risk model. They added Mendelian Randomization for causal inference, single-cell analysis from GSE122960 showing differential expression in monocytes, and pathway and immune infiltration comparisons between risk groups.
Experimental validation used a bleomycin-induced pulmonary fibrosis mouse model. Masson and Picrosirius Red staining confirmed collagen deposition, while RT-qPCR and Western blot showed higher expression of the three genes in fibrotic mice, and Cith3 + MPO double immunofluorescence showed increased NETs-related signals versus controls.
Sources
- Peer-reviewedMolecular Genetics and Genomics2026-07-14
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