Evidence map›Paper›PMID 30696468›Full record

ArticleJournal of hematology & oncology2019

Adenylate kinase 4 modulates oxidative stress and stabilizes HIF-1α to drive lung adenocarcinoma metastasis.

Yi-Hua Jan, Tsung-Ching Lai, Chih-Jen Yang, Yuan-Feng Lin, Ming-Shyan Huang, Michael Hsiao

Open access · goldAbstract read
In one paragraph

Article in Journal of hematology & oncology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers.

0numbers the graph read from it
0cells of the map it votes in
56citing papers in PubMed
5.0field-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

56 citing papers in PubMed, 85 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

6 authors at 4 institutions in 1 country.

Yi-Hua JanGenomics Research Center, Academia Sinica, 128 Academia Road, Section 2, Taipei, 115, Taiwan.
Tsung-Ching LaiGenomics Research Center, Academia Sinica, 128 Academia Road, Section 2, Taipei, 115, Taiwan.
Chih-Jen YangDivision of Pulmonary and Critical Care Medicine, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.
Yuan-Feng LinGraduate Institute of Clinical Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan.
Ming-Shyan HuangDepartment of Internal Medicine, E-DA Cancer Hospital, School of Medicine, I-Shou University, Kaohsiung, Taiwan.
Michael HsiaoGenomics Research Center, Academia Sinica, 128 Academia Road, Section 2, Taipei, 115, Taiwan. mhsiao@gate.sinica.edu.tw.ORCID 0000-0001-8529-9213
Genomics Research Center, Academia Sinica · TWKaohsiung Medical University · TWI-Shou University · TWTaipei Medical University · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAdenylate kinase 4 (AK4) has been identified as a biomarker of metastasis in lung cancer. However, the impacts of AK4 on metabolic genes and its translational value for drug repositioning remain unclear.

methodsIngenuity upstream analyses were used to identify potential transcription factors that regulate the AK4 metabolic gene signature. The expression of AK4 and its upstream regulators in lung cancer patients was examined via immunohistochemistry. Pharmacological and gene knockdown/overexpression approaches were used to investigate the interplay between AK4 and its upstream regulators during epithelial-to-mesenchymal transition (EMT). Drug candidates that reversed AK4-induced gene expression were identified by querying a connectivity map. Orthotopic xenograft mouse models were established to evaluate the therapeutic efficacy of drug candidates for metastatic lung cancer.

resultsWe found that HIF-1α is activated in the AK4 metabolic gene signature. IHC analysis confirmed this positive correlation, and the combination of both predicts worse survival in lung cancer patients. Overexpression of AK4 exaggerates HIF-1α protein expression by increasing intracellular ROS levels and subsequently induces EMT under hypoxia. Attenuation of ROS production with N-acetylcysteine abolishes AK4-induced invasion potential under hypoxia. Pharmacogenomics analysis of the AK4 gene signature revealed that withaferin-A could suppress the AK4-HIF-1α signaling axis and serve as a potent anti-metastatic agent in lung cancer.

conclusionsOverexpression of AK4 promotes lung cancer metastasis by enhancing HIF-1α stability and EMT under hypoxia. Reversing the AK4 gene signature with withaferin-A may serve as a novel therapeutic strategy to treat metastatic lung cancer.

Indexed as

Oxidative StressA549 CellsAdenocarcinoma of LungAdenylate KinaseAnimalsCarcinoma, Non-Small-Cell LungEpithelial-Mesenchymal TransitionFollow-Up StudiesGene Knockdown TechniquesHumansHypoxia-Inducible Factor 1, alpha SubunitLiver NeoplasmsLung NeoplasmsMiceMice, Inbred NODMice, SCIDAdenylate KinaseHIF1A protein, humanHypoxia-Inducible Factor 1, alpha SubunitReactive Oxygen Specieswithaferin AWithanolidesAK4EMTHIF-1αLung cancer metastasisROSWithaferin-A

Identifiers

PMID30696468
PMCPMC6352453
OpenAlexW2919021054

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.