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Cited by 162

The DOI matches its Crossref record; 6 of the 6 references it cites were found in a registry or an index.

Reciprocal regulation by TLR4 and TGF-β in tumor-initiating stem-like cells

Open access
Chen, Chia-Lin, Tsukamoto, Hidekazu, Liu, Jian-Chang, Kashiwabara, Claudine, Feldman, Douglas, Sher, Linda, Dooley, Steven, French, Samuel W., Mishra, Lopa, Petrovic, Lydia, Jeong, Joseph H., Machida, Keigo·2013·Journal of Clinical Investigation

Abstract

Tumor-initiating stem-like cells (TICs) are resistant to chemotherapy and associated with hepatocellular carcinoma (HCC) caused by HCV and/or alcohol-related chronic liver injury. Using HCV Tg mouse models and patients with HCC, we isolated CD133(+) TICs and identified the pluripotency marker NANOG as a direct target of TLR4, which drives the tumor-initiating activity of TICs. These TLR4/NANOG-dependent TICs were defective in the TGF-β tumor suppressor pathway. Functional oncogene screening of a TIC cDNA library identified Yap1 and Igf2bp3 as NANOG-dependent genes that inactivate TGF-β signaling. Mechanistically, we determined that YAP1 mediates cytoplasmic retention of phosphorylated SMAD3 and suppresses SMAD3 phosphorylation/activation by the IGF2BP3/AKT/mTOR pathway. Silencing of both YAP1 and IGF2BP3 restored TGF-β signaling, inhibited pluripotency genes and tumorigenesis, and abrogated chemoresistance of TICs. Mice with defective TGF-β signaling (Spnb2(+/-) mice) exhibited enhanced liver TLR4 expression and developed HCC in a TLR4-dependent manner. Taken together, these results suggest that the activated TLR4/NANOG oncogenic pathway is linked to suppression of cytostatic TGF-β signaling and could potentially serve as a therapeutic target for HCV-related HCC.

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Metadata

Authors
Chen, C.-L., Tsukamoto, H., Liu, J.-C., Kashiwabara, C., Feldman, D., Sher, L., Dooley, S., French, S. W., Mishra, L., Petrovic, L., Jeong, J. H., & Machida, K.
Venue
Journal of Clinical Investigation
Published
2013-06-10
Volume
123
Issue
7
Pages
2832-2849
ISSN
0021-9738 (ISSN-L)
OpenAlex
W2164938105
Cited by
162
References
6
FWCI
7.26
Type
journal article
Language
en
Status
Retracted
Open access
bronze

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CoChat. (2026). Citation check: Reciprocal regulation by TLR4 and TGF-β in tumor-initiating stem-like cells. https://app.cochat.ai/papers/10.1172/jci65859
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Chen, C.-L., Tsukamoto, H., Liu, J.-C., Kashiwabara, C., Feldman, D., Sher, L., Dooley, S., French, S. W., Mishra, L., Petrovic, L., Jeong, J. H., & Machida, K. (2013). Reciprocal regulation by TLR4 and TGF-β in tumor-initiating stem-like cells. Journal of Clinical Investigation. https://doi.org/10.1172/jci65859

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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