Evidence map›Paper›PMID 32898818›Full record

ArticleRedox biology2020

NRF2 regulates the sensitivity of human NSCLC cells to cystine deprivation-induced ferroptosis via FOCAD-FAK signaling pathway.

Pengfei Liu, Di Wu, Jinyue Duan, Hexin Xiao, Yulai Zhou, Lei Zhao, Yetong Feng

Open access · goldAbstract read
In one paragraph

Article in Redox biology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 77 papers.

0numbers the graph read from it
0cells of the map it votes in
77citing papers in PubMed
8.7field-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

77 citing papers in PubMed, 123 citations in OpenAlex.

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  19. Quassinoids as Promising Anti-cancer Agents.Current medicinal chemistry · 2025
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17 more citing papers are in PubMed but not listed here.

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 2 institutions in 1 country.

Pengfei LiuAmbulatory Surgical Center, The 2nd Clinical Medical College (Shenzhen People's Hospital) of Jinan University, The 1st Affiliated Hospitals of Southern University of Science and Technology, Shenzhen, 518020, China; Integrated Chinese and Western Medicine Postdoctoral Research Station, Jinan University, Guangzhou, 510632, China. Electronic address: pengfeiliu@jnu.edu.cn.
Di WuSchool of Pharmaceutical Sciences, Jilin University, Changchun, 130012, China.
Jinyue DuanSchool of Pharmaceutical Sciences, Jilin University, Changchun, 130012, China.
Hexin XiaoSchool of Pharmaceutical Sciences, Jilin University, Changchun, 130012, China.
Yulai ZhouSchool of Pharmaceutical Sciences, Jilin University, Changchun, 130012, China.
Lei ZhaoAmbulatory Surgical Center, The 2nd Clinical Medical College (Shenzhen People's Hospital) of Jinan University, The 1st Affiliated Hospitals of Southern University of Science and Technology, Shenzhen, 518020, China; Integrated Chinese and Western Medicine Postdoctoral Research Station, Jinan University, Guangzhou, 510632, China.
Yetong FengAmbulatory Surgical Center, The 2nd Clinical Medical College (Shenzhen People's Hospital) of Jinan University, The 1st Affiliated Hospitals of Southern University of Science and Technology, Shenzhen, 518020, China; Integrated Chinese and Western Medicine Postdoctoral Research Station, Jinan University, Guangzhou, 510632, China; School of Pharmaceutical Sciences, Jilin University, Changchun, 130012, China. Electronic address: fengyt2017@gmail.com.
Jilin University · CNJinan University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Transcription factor nuclear factor-erythroid 2-like 2 (NRF2) mainly regulates cellular antioxidant response, redox homeostasis and metabolic balance. Our previous study illustrated the translational significance of NRF2-mediated transcriptional repression, and the transcription of FOCAD gene might be negatively regulated by NRF2. However, the detailed mechanism and the related significance remain unclear. In this study, we mainly explored the effect of NRF2-FOCAD signaling pathway on ferroptosis regulation in human non-small-cell lung carcinoma (NSCLC) model. Our results confirmed the negative regulation relationship between NRF2 and FOCAD, which was dependent on NRF2-Replication Protein A1 (RPA1)-Antioxidant Response Elements (ARE) complex. In addition, FOCAD promoted the activity of focal adhesion kinase (FAK), which further enhanced the sensitivity of NSCLC cells to cysteine deprivation-induced ferroptosis via promoting the tricarboxylic acid (TCA) cycle and the activity of Complex I in mitochondrial electron transport chain (ETC). However, FOCAD didn't affect GPX4 inhibition-induced ferroptosis. Moreover, the treatment with the combination of NRF2 inhibitor (brusatol) and erastin showed better therapeutic action against NSCLC in vitro and in vivo than single treatment, and the improved therapeutic function partially depended on the activation of FOCAD-FAK signal. Taken together, our study indicates the close association of NRF2-FOCAD-FAK signaling pathway with cysteine deprivation-induced ferroptosis, and elucidates a novel insight into the ferroptosis-based therapeutic approach for the patients with NSCLC.

Indexed as

Carcinoma, Non-Small-Cell LungFerroptosisLung NeoplasmsCystineFocal Adhesion Protein-Tyrosine KinasesHumansNF-E2-Related Factor 2Signal TransductionTumor Suppressor ProteinsCystineFOCAD protein, humanFocal Adhesion Protein-Tyrosine KinasesNF-E2-Related Factor 2Tumor Suppressor ProteinsFAKFerroptosisFOCADMitochondriaNRF2NSCLC

Identifiers

PMID32898818
PMCPMC7486457
OpenAlexW3082569698

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.