Evidence map›Paper›PMID 29456707›Full record

ArticleExperimental and therapeutic medicine2018

Resveratrol induces autophagic apoptosis via the lysosomal cathepsin D pathway in human drug-resistant K562/ADM leukemia cells.

Zhewen Zhang, Zhuan Liu, Jing Chen, Juan Yi, Juan Cheng, Wangqing Dun, Hulai Wei

Open access · diamondAbstract read
In one paragraph

Article in Experimental and therapeutic medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
2.1field-weighted citation impact, top 13% 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

11 citing papers in PubMed, 24 citations in OpenAlex.

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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

7 authors at 1 institution in 1 country.

Zhewen ZhangInstitute of Biochemistry and Molecular Biology, School of Basic Medical Sciences, Lanzhou University, Lanzhou, Gansu 730000, P.R. China.
Zhuan LiuInstitute of Biochemistry and Molecular Biology, School of Basic Medical Sciences, Lanzhou University, Lanzhou, Gansu 730000, P.R. China.
Jing ChenInstitute of Biochemistry and Molecular Biology, School of Basic Medical Sciences, Lanzhou University, Lanzhou, Gansu 730000, P.R. China.
Juan YiInstitute of Biochemistry and Molecular Biology, School of Basic Medical Sciences, Lanzhou University, Lanzhou, Gansu 730000, P.R. China.
Juan ChengDepartment of Hematology, The First Affiliated Hospital, Lanzhou University, Lanzhou, Gansu 730000, P.R. China.
Wangqing DunInstitute of Biochemistry and Molecular Biology, School of Basic Medical Sciences, Lanzhou University, Lanzhou, Gansu 730000, P.R. China.
Hulai WeiInstitute of Biochemistry and Molecular Biology, School of Basic Medical Sciences, Lanzhou University, Lanzhou, Gansu 730000, P.R. China.
Lanzhou University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The aim of the present study was to investigate the crosstalk between resveratrol (Res)-induced autophagy and apoptosis, and the molecular pathway by which autophagy leads to apoptotic death in drug-resistant K562/ADM leukemia cells. The viability of K562/ADM cells was determined using the MTT assay. The formation of autophagic vacuoles was detected using transmission electron microscopy and monodansylcadaverine (MDC) staining. Cell apoptosis was evaluated using flow cytometry. The expression of apoptosis- or autophagy-associated proteins was measured using western blotting. The results indicated that treatment with Res inhibited cell viability in a concentration-dependent manner. Furthermore, the numbers of MDC-positive fluorescent points, autophagic vacuoles and autolysosome-engulfed cytoplasmic materials were markedly increased in Res-treated K562/ADM cells compared with untreated cells, as determined using fluorescence microscopy and transmission electron microscopy. Res-induced apoptosis was associated with increased cleaved caspase-3 and B-cell lymphoma 2 associated X protein, and decreased B-cell lymphoma 2 (Bcl-2) protein expression levels when compared with the control (P<0.05). However, the proportion of apoptotic cells decreased from 69.6 to 41.0% (40 µmol/l Res) and from 77.3 to 58.8% (80 µmol/l Res) following pre-treatment with the autophagy inhibitor 3-methyladenine (P<0.01). The protein expression levels of microtubule-associated protein 1A/1B-light chain 3 and beclin 1, two markers of autophagy, were upregulated in Res-treated cells compared with the control (P<0.05). In addition, lysosomal cathepsin D (Cath D) release increased during Res-induced autophagy and apoptosis (P<0.05). The present results demonstrated that Res-induced apoptosis of K562/ADM cells was autophagy-dependent and the released Cath D may trigger caspase-dependent cell death through the Bcl-2 family of proteins. Furthermore, the present data indicate that to enhancement of the autophagy-cathepsin-apoptosis pathway may be an effective approach for overcoming anticancer drug resistance.

Indexed as

apoptosisautophagycathepsin Ddrug resistanceK562/ADM cellsresveratrol

Identifiers

PMID29456707
PMCPMC5795814
OpenAlexW2783395695

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.