ArticlePloS one2021
PKI-587 enhances radiosensitization of hepatocellular carcinoma by inhibiting the PI3K/AKT/mTOR pathways and DNA damage repair.
Article in PloS one, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.
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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.
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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.
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Who cites it
17 citing papers in PubMed, 1 synthesis or guideline pooled it, 20 citations in OpenAlex.
- Replication Stress: A Review of Novel Targets to Enhance Radiosensitivity-From Bench to Clinic.Frontiers in oncology · 2022Pooled it
- Metabolic rewiring of the tumor microenvironment: therapeutic intervention of multi-pathway adaptations to impede cancer metastasis.Frontiers in molecular biosciences · 2026Review
- L-arginine synergistic with 5-fluorouracil intervenes in DNA damage repair via the DNA-PKcs/ATM/ATR pathway in hepatocellular carcinoma cells.Acta biochimica et biophysica Sinica · 2025Article
- The Role of PI3K/AKT/mTOR Signaling in Tumor Radioresistance and Advances in Inhibitor Research.International journal of molecular sciences · 2025Review
- Radioresistance in Hepatocellular Carcinoma: Biological Bases and Therapeutic Implications.International journal of molecular sciences · 2025Review
- Targeting Tumor Hypoxia with Nanoparticle-Based Therapies: Challenges, Opportunities, and Clinical Implications.Pharmaceuticals (Basel, Switzerland) · 2024Review
- The stage-dependent prognostic role ofTranslational cancer research · 2023Article
- PI3K/mTOR inhibitors promote G6PD autophagic degradation and exacerbate oxidative stress damage to radiosensitize small cell lung cancer.Cell death & disease · 2023Article
- Advances in radiotherapy and immunity in hepatocellular carcinoma.Journal of translational medicine · 2023Review
- DHX9-mediated pathway contributes to the malignant phenotype of myelodysplastic syndromes.iScience · 2023Article
- Review
- Elucidating the Mechanism of Agrimonolide in Treating Colon Cancer Based on Network Pharmacology.Drug design, development and therapy · 2023Article
- Targeting the PI3K/AKT/mTOR and RAF/MEK/ERK pathways for cancer therapy.Molecular biomedicine · 2022Review
- The Impact of Oxidative Stress and AKT Pathway on Cancer Cell Functions and Its Application to Natural Products.Antioxidants (Basel, Switzerland) · 2022Review
- RNA interference screens discover proteases as synthetic lethal partners of PI3K inhibition in breast cancer cells.Theranostics · 2022Article
- Insights into the roles and driving forces of CCT3 in human tumors.Frontiers in pharmacology · 2022Article
- Combining Network Pharmacology and Experimental Validation to Study the Action and Mechanism of Water extract of Asparagus Against Colorectal Cancer.Frontiers in pharmacology · 2022Article
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
9 authors at 1 institution in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Radiation is an important therapeutic strategy for hepatocellular (HCC). In this study, we evaluated the role of the dual PI3K/mTOR inhibitor, PKI-587, on radiosensitization of HCC and its possible mechanism. MTT, colony formation, flow cytometry, and immunofluorescence were used to analyze the proliferation, cell cycle, formation of residual γ-H2AX foci, and apoptosis of HCC cells. A SK-Hep1 xenograft HCC model was used to assess the effects of PKI-587 in combination with ionizing radiation in vivo. The activation levels of PI3K/AKT/mTOR and DNA damage repair pathways and their downstream effector molecules were detected with Western blot. It was found that PKI-587 sensitized HCC cells to radiation by increasing DNA damage, enhancing G0/G1 cell-cycle arrest, and inducing apoptosis. In vivo, the combination of radiation with PKI-587 significantly inhibited tumor growth. These findings suggest the usefulness of PKI-587 on radiosensitization of HCC cells by inhibiting the PI3K/AKT/mTOR and DNA damage repair pathways. The combination of ionizing radiation and PKI-587 may be a strategy to improve the efficacy of treating HCC.
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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.