ArticleGastroenterology2019
PPARD and Interferon Gamma Promote Transformation of Gastric Progenitor Cells and Tumorigenesis in Mice.
Article in Gastroenterology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.
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Who cites it
30 citing papers in PubMed, 62 citations in OpenAlex.
- A positive feedback loop between Periostin and TGFβ1 induces and maintains the stemness of hepatocellular carcinoma cells via AP-2α activation.Journal of experimental & clinical cancer research : CR · 2021Trial
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- PPARδ: An underappreciated tumor accelerator in pancreatic ductal adenocarcinoma.Cancer letters · 2026Review
- CDK12 regulates cellular metabolism to promote glioblastoma growth.JCI insight · 2025Article
- The ACSS2-PPARD-BCAT1 axis synchronously regulates branched-chain amino acid metabolism and development in pancreatic cancer.Acta biochimica et biophysica Sinica · 2025Article
- Molecular Subtypes and Biomarkers of Ulcerative Colitis Revealed by Sphingolipid Metabolism-Related Genes: Insights from Machine Learning and Molecular Dynamics.Current issues in molecular biology · 2025Article
- Theaflavin inhibits the malignant phenotype of human anaplastic thyroid cancer 8305C cells by regulating lipid metabolism via PI3K/AKT signaling.Translational cancer research · 2025Article
- Identification and validation of serum MUC17 as a non-invasive early warning biomarker for screening of gastric intraepithelial neoplasia.Translational oncology · 2025Article
- Precancerous pathways to gastric cancer: a review of experimental animal models recapitulating the correa cascade.Frontiers in cell and developmental biology · 2025Review
- Modeling human gastric cancers in immunocompetent mice.Cancer biology & medicine · 2024Review
- Helicobacter pylori-activated fibroblasts as a silent partner in gastric cancer development.Cancer metastasis reviews · 2023Review
- The composition and roles of gastric stem cells in epithelial homeostasis, regeneration, and tumorigenesis.Cellular oncology (Dordrecht, Netherlands) · 2023Review
- Intersections between innate immune response and gastric cancer development.World journal of gastroenterology · 2023Review
- Article
- Review
- Rapid acceleration of KRAS-mutant pancreatic carcinogenesis via remodeling of tumor immune microenvironment by PPARδ.Nature communications · 2022Article
- BMP feed-forward loop promotes terminal differentiation in gastric glands and is interrupted by H. pylori-driven inflammation.Nature communications · 2022Article
- Ligand-activated PPARδ expression promotes hepatocellular carcinoma progression by regulating the PI3K-AKT signaling pathway.Journal of translational medicine · 2022Article
- Identifying the Metabolic Signatures of PPARD-Overexpressing Gastric Tumors.International journal of molecular sciences · 2022Article
- Construction and Validation of a 6-Ferroptosis Related Gene Signature for Prognosis and Immune Landscape Prediction in Melanoma.Frontiers in genetics · 2022Article
Corrections and comments
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Authors and funding
25 authors at 2 institutions in 1 country.
Funding
Abstract
BACKGROUND &
aimsThe peroxisome proliferator-activated receptor delta (PPARD) regulates cell metabolism, proliferation, and inflammation and has been associated with gastric and other cancers. Villin-positive epithelial cells are a small population of quiescent gastric progenitor cells. We expressed PPARD from a villin promoter to investigate the role of these cells and PPARD in development of gastric cancer.
methodsWe analyzed gastric tissues from mice that express the Ppard (PPARD1 and PPARD2 mice) from a villin promoter, and mice that did not carry this transgene (controls), by histology and immunohistochemistry. We performed cell lineage-tracing experiments and analyzed the microbiomes, chemokine and cytokine production, and immune cells and transcriptomes of stomachs of these mice. We also performed immunohistochemical analysis of PPARD levels in 2 sets of human gastric tissue microarrays.
resultsThirty-eight percent of PPARD mice developed spontaneous, invasive gastric adenocarcinomas, with severe chronic inflammation. Levels of PPARD were increased in human gastric cancer tissues, compared with nontumor tissues, and associated with gastric cancer stage and grade. We found an inverse correlation between level of PPARD in tumor tissue and patient survival time. Gastric microbiomes from PPARD and control mice did not differ significantly. Lineage-tracing experiments identified villin-expressing gastric progenitor cells (VGPCs) as the origin of gastric tumors in PPARD mice. In these mice, PPARD up-regulated CCL20 and CXCL1, which increased infiltration of the gastric mucosa by immune cells. Immune cell production of inflammatory cytokines promoted chronic gastric inflammation and expansion and transformation of VGPCs, leading to tumorigenesis. We identified a positive-feedback loop between PPARD and interferon gamma signaling that sustained gastric inflammation to induce VGPC transformation and gastric carcinogenesis.
conclusionsWe found PPARD overexpression in VPGCs to result in inflammation, dysplasia, and tumor formation. PPARD and VGPCs might be therapeutic targets for stomach cancer.
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