Evidence map›Paper›PMID 34036307›Full record

ArticleBioscience reports2021

Erianin induces triple-negative breast cancer cells apoptosis by activating PI3K/Akt pathway.

Yonggang Xu, Rong Fang, Jie Shao, Zihao Cai

Expression of concernOpen access · goldAbstract read
In one paragraph

Article in Bioscience reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It carries an expression of concern. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
6.3field-weighted citation impact, top 3% 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

30 citing papers in PubMed, 53 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 2 institutions in 1 country.

Yonggang Xu *Department of General Surgery, Huashan Hospital, Fudan University, Shanghai 200040, P.R. China.
Rong Fang *School of Medicine, Ningbo University, Ningbo 315020, P.R. China.
Jie ShaoDepartment of General Surgery, Huashan Hospital, Fudan University, Shanghai 200040, P.R. China.
Zihao CaiDepartment of General Surgery, Huashan Hospital, Fudan University, Shanghai 200040, P.R. China.ORCID 0000-0002-7349-393X
Fudan University · CNNingbo University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTriple-negative breast cancer (TNBC) is a refractory subtype of breast cancer, 25-30% of which have dysregulation in the PI3K/AKT pathway. The present study investigated the anticancer effect of erianin on TNBC cell line and its underlying mechanism.

methodsAfter treatment with erianin, MTT assay was employed to determine the MDA-MB-231 and EFM-192A cell proliferation, the nucleus morphological changes were observed by DAPI staining. The cell cycle and apoptotic proportion were detected by flow cytometry. Western blot was performed to determine the cell cycle and apoptosis-related protein expression and PI3K pathways. Finally, the antiproliferative activity of erianin was further confirmed by adding or not adding PI3K agonists SC79.

resultsErianin inhibited the proliferation of MDA-MB-231 and EFM-192A cells in a dose-dependent manner, the IC50 were 70.96 and 78.58 nM, respectively. Erianin could cause cell cycle arrest at the G2/M phase, and the expressions of p21 and p27 were up-regulated, while the expressions of CDK1 and Cyclin B1 were down-regulated. Erianin also induced apoptosis via the mitochondrial pathway, with the up-regulation of the expression of Cyto C, PARP, Bax, active form of Caspase-3, and Caspase-9. Furthermore, p-PI3K and p-Akt expression were down-regulated by erianin. After co-incubation with SC79, the cell inhibition rate of erianin was decreased, which further confirmed that the attenuated PI3K/Akt pathway was relevant to the pro-apoptotic effect of erianin.

conclusionsErianin can inhibit the proliferation of TNBC cells and induce cell cycle arrest and apoptosis, which may ascribe to the abolish the activation of the PI3K/Akt pathway.

Indexed as

Antineoplastic Agents, PhytogenicApoptosisApoptosis Regulatory ProteinsBibenzylsCell Cycle ProteinsCell Line, TumorCell ProliferationDose-Response Relationship, DrugFemaleG2 Phase Cell Cycle CheckpointsHumansPhenolPhosphatidylinositol 3-KinasePhosphorylationProto-Oncogene Proteins c-aktSignal TransductionAntineoplastic Agents, PhytogenicApoptosis Regulatory ProteinsBibenzylsCell Cycle ProteinsErianinPhenolPhosphatidylinositol 3-KinaseProto-Oncogene Proteins c-aktbreast cancer;cell apoptosiscell proliferationerianinPI3K/Akt pathway

Identifiers

PMID34036307
PMCPMC8202065
OpenAlexW3164428180

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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.