Evidence map›Paper›PMID 32792495›Full record

ArticleCell death & disease2020

Hederagenin potentiated cisplatin- and paclitaxel-mediated cytotoxicity by impairing autophagy in lung cancer cells.

Kun Wang, Xiaodong Liu, Quanmeng Liu, Idy Ht Ho, Xianli Wei, Ting Yin, Yujuan Zhan, Wenjing Zhang, Wenbo Zhang, Bonan Chen and 7 more

Open access · goldAbstract read
In one paragraph

Article in Cell death & disease, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
7.3field-weighted citation impact, top 2% 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

46 citing papers in PubMed, 87 citations in OpenAlex.

  1. Terpenoids as modulators of autophagy-senescence crosstalk in lung cancer.Daru : journal of Faculty of Pharmacy, Tehran University of Medical Sciences · 2026
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  11. Insights intoPharmaceuticals (Basel, Switzerland) · 2024
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  14. Dammarane-Type 3,4-Molecules (Basel, Switzerland) · 2024
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  15. Review
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  17. Research Progress on the Anti-Cancer Effects ofMolecules (Basel, Switzerland) · 2024
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

17 authors at 4 institutions in 2 countries.

Kun Wang *Department of Pathology, Guangzhou University of Chinese Medicine, Guangzhou, 510006, China.ORCID http://orcid.org/0000-0003-3282-4330
Xiaodong Liu *Department of Anaesthesia and Intensive Care, The Chinese University of Hong Kong, Hong Kong, 999077, China.
Quanmeng Liu *Department of Hand and Foot Surgery, Shandong Provincial Hospital affiliated to Shandong University, Shandong, 250100, China.
Idy Ht HoDepartment of Anaesthesia and Intensive Care, The Chinese University of Hong Kong, Hong Kong, 999077, China.
Xianli WeiDepartment of Medical Instruments, Guangdong Food and Drug Vocational College, Guangzhou, 510520, Guangdong, China.
Ting YinDepartment of Biochemistry, Guangzhou University of Chinese Medicine, Guangzhou, 510006, China.
Yujuan ZhanResearch Center of Integrative Medicine, School of Basic Medical Sciences, Guangzhou University of Chinese Medicine, Guangzhou, 510006, China.
Wenjing ZhangDepartment of Pathology, Guangzhou University of Chinese Medicine, Guangzhou, 510006, China.
Wenbo ZhangDepartment of Pathology, Guangzhou University of Chinese Medicine, Guangzhou, 510006, China.
Bonan ChenResearch Center of Integrative Medicine, School of Basic Medical Sciences, Guangzhou University of Chinese Medicine, Guangzhou, 510006, China.
Jiangyong GuThe Second Clinical College, Guangzhou University of Chinese Medicine, Guangzhou, 510006, China.
Yuhui TanThe Second Clinical College, Guangzhou University of Chinese Medicine, Guangzhou, 510006, China.
Lin ZhangDepartment of Anaesthesia and Intensive Care, The Chinese University of Hong Kong, Hong Kong, 999077, China.
Matthew Tv ChanDepartment of Anaesthesia and Intensive Care, The Chinese University of Hong Kong, Hong Kong, 999077, China.
William Kk WuDepartment of Anaesthesia and Intensive Care, The Chinese University of Hong Kong, Hong Kong, 999077, China. wukakei@cuhk.edu.hk.ORCID http://orcid.org/0000-0002-5662-5240
Biaoyan DuDepartment of Pathology, Guangzhou University of Chinese Medicine, Guangzhou, 510006, China. dubiaoyan@gzucm.edu.cn.
Jianyong XiaoDepartment of Biochemistry, Guangzhou University of Chinese Medicine, Guangzhou, 510006, China. jianyongxiao@gzucm.edu.cn.
Guangzhou University of Chinese Medicine · CNChinese University of Hong Kong · HKGuangdong Food and Drug Vocational College · CNShandong University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Autophagy inhibition has been demonstrated to increase the efficacy of conventional chemotherapy. In this study, we identified hederagenin, a triterpenoid derived from Hedera helix, as a potent inhibitor of autophagy and then hypothesized that hederagenin might synergize with chemotherapeutic drugs (e.g., cisplatin and paclitaxel) to kill lung cancer cells. Firstly, we observed that hederagenin induced the increased autophagosomes in lung cancer cells concomitantly with the upregulation of LC3-II and p62, which indicated the impairment of autophagic flux. The colocalization assay indicated hederagenin could not block the fusion of lysosomes and autophagosomes, whereas the lysosomal acidification might be inhibited by hederagenin as revealed by the reduced staining of acidity-sensitive reagents (i.e., Lysotracker and acridine orange). The aberrant acidic environment then impaired the function of lysosome, which was evidenced by the decrease of mature cathepsin B and cathepsin D. Lastly, hederagenin, in agree with our hypothesis, promoted pro-apoptotic effect of cisplatin and paclitaxel with the accumulation of reactive oxygen species (ROS); while the synergistic effect could be abolished by the ROS scavenger, N-acetyl-L-cysteine. These data summarily demonstrated hederagenin-induced accumulation of ROS by blocking autophagic flux potentiated the cytotoxicity of cisplatin and paclitaxel in lung cancer cells.

Indexed as

AnimalsAntineoplastic AgentsAutophagyCell Line, TumorCell ProliferationCisplatinHumansLung NeoplasmsLysosomesMice, Inbred BALB CMice, NudeModels, BiologicalOleanolic AcidPaclitaxelReactive Oxygen SpeciesXenograft Model Antitumor AssaysAntineoplastic AgentsCisplatinhederageninOleanolic AcidPaclitaxelReactive Oxygen Species

Identifiers

PMID32792495
PMCPMC7426971
OpenAlexW3048367162

What OpenQuestion holds

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Registered trials

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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.