ArticleNature communications2026
Inhibition of circulating glycocholic acid-regulated signaling potentiates immune checkpoint therapy in colorectal cancer.
Article in Nature communications, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
2 citing papers in PubMed.
- Compartmental pH regulation in cancer and antitumor immunity: therapeutic opportunities and challenges.Apoptosis : an international journal on programmed cell death · 2026Review
- Plasma untargeted metabolomics reveals promising diagnostic metabolites for adrenocortical carcinoma.Frontiers in pharmacology · 2026Article
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
14 authors.
Funding
Abstract
Serum bile acids (BAs) emerge as risk factors for cancer, but their roles in colorectal cancer (CRC) remain unclear. We show that glycocholic acid (GCA), a primary BA, is elevated in the serum of CRC patients. In a mouse CRC model, GCA promotes tumor programmed death-ligand 1 (PD-L1) expression in tumors, suppressing CD8⁺ T cell-mediated antitumor immunity and facilitating tumor growth. Mechanistically, GCA inhibits the BA receptor farnesoid X receptor (FXR), a transcriptional repressor for SRY-box transcription factor 14 (SOX14). Loss of FXR repression upregulates SOX14-mediated expression of zinc finger DHHC-type palmitoyl transferase 9 (DHHC9), thereby reducing PD-L1 palmitoylation and stabilization. Silencing SOX14 or DHHC9, or activating FXR, synergizes with anti-PD-1 therapy, reducing tumor growth in GCA-treated mice. These findings uncover a mechanism that GCA remodels the tumor microenvironment to mediate CRC resistance to immunotherapy, highlighting therapeutic opportunities targeting the FXR-PD-L1 axis in CRC patients with elevated serum GCA.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.