Evidence map›Paper›PMID 38191266›Full record

ArticleGut2024

High-fat diet promotes liver tumorigenesis via palmitoylation and activation of AKT.

Lang Bu, Zhengkun Zhang, Jianwen Chen, Yizeng Fan, Jinhe Guo, Yaqing Su, Huan Wang, Xiaomei Zhang, Xueji Wu, Qiwei Jiang and 8 more

Abstract read
PubMed Publisher
In one paragraph

Article in Gut, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 125 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
125citing papers in PubMed, 1 pooled it
36.5field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

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.

2 · The registry

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.

3 · Its place in the literature

Who cites it

125 citing papers in PubMed, 1 synthesis or guideline pooled it, 128 citations in OpenAlex.

  1. Pooled it
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  13. Advances in Lipid Metabolism Reprogramming in Hepatocellular Carcinoma.Journal of clinical and translational hepatology · 2026
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65 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

18 authors at 2 institutions in 3 countries.

Lang BuCenter of Hepato-Pancreate-Biliary Surgery, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China.
Zhengkun ZhangInstitute of Precision Medicine, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China.
Jianwen ChenInstitute of Precision Medicine, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China.
Yizeng FanDepartment of Pathology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Jinhe GuoInstitute of Precision Medicine, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China.
Yaqing SuInstitute of Precision Medicine, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China.
Huan WangInstitute of Precision Medicine, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China.
Xiaomei ZhangInstitute of Precision Medicine, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China.
Xueji WuInstitute of Precision Medicine, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China.
Qiwei JiangInstitute of Precision Medicine, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China.
Bing GaoInstitute of Precision Medicine, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China.
Lei WangInstitute of Precision Medicine, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China.
Kunpeng HuDivision of General Surgery, the Third Affiliated Hospital of Sun Yat-Sen University, Guangzhou, Guangdong, China.
Xiang ZhangState Key Laboratory of Digestive Disease, Institute of Digestive Disease and the Department of Medicine and Therapeutics, Li Ka Shing Institute of Health Sciences, the Chinese University of Hong Kong, Hong Kong, China.
Wei XieInstitute of Precision Medicine, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China.
Wenyi WeiDepartment of Pathology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Ming KuangCenter of Hepato-Pancreate-Biliary Surgery, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China guojp6@mail.sysu.edu.cn kuangm@mail.sysu.edu.cn.ORCID 0000-0002-7397-5779
Jianping GuoInstitute of Precision Medicine, the First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China guojp6@mail.sysu.edu.cn kuangm@mail.sysu.edu.cn.ORCID 0000-0002-8158-0101
Sun Yat-sen University · CNBeth Israel Deaconess Medical Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveWhether and how the PI3K-AKT pathway, a central node of metabolic homeostasis, is responsible for high-fat-induced non-alcoholic steatohepatitis (NASH) and hepatocellular carcinoma (HCC) remain a mystery. Characterisation of AKT regulation in this setting will provide new strategies to combat HCC.

designMetabolite library screening disclosed that palmitic acid (PA) could activate AKT. In vivo and in vitro palmitoylation assay were employed to detect AKT palmitoylation. Diverse cell and mouse models, including generation of

resultsBy screening a metabolite library, PA has been defined to activate AKT by promoting its palmitoyl modification, an essential step for growth factor-induced AKT activation. Biologically, a high-fat diet could promote AKT kinase activity, thereby promoting NASH and liver cancer. Mechanistically, palmitoyl binding anchors AKT to the cell membrane in a PIP3-independent manner, in part by preventing AKT from assembling into an inactive polymer. The palmitoyltransferases ZDHHC17/24 were characterised to palmitoylate AKT to exert oncogenic effects. Interestingly, the anti-obesity drug orlistat or specific penetrating peptides can effectively attenuate AKT palmitoylation and activation by restricting PA synthesis or repressing AKT modification, respectively, thereby antagonising liver tumorigenesis.

conclusionsOur findings elucidate a novel fine-tuned regulation of AKT by PA-ZDHHC17/24-mediated palmitoylation, and highlight tumour therapeutic strategies by taking PA-restricted diets, limiting PA synthesis, or directly targeting AKT palmitoylation.

Indexed as

Carcinoma, HepatocellularDiet, High-FatLipoylationLiver NeoplasmsNon-alcoholic Fatty Liver DiseaseProto-Oncogene Proteins c-aktAnimalsCarcinogenesisDisease Models, AnimalHumansMaleMiceMice, KnockoutPalmitic AcidSignal TransductionPalmitic AcidProto-Oncogene Proteins c-aktCELL SIGNALLINGDRUG DEVELOPMENTFATTY ACID SUPPLEMENTATIONHEPATOBILIARY CANCERMOLECULAR ONCOLOGY

Identifiers

PMID38191266
OpenAlexW4390722168

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.