Evidence map›Paper›PMID 34075107›Full record

ArticleScientific reports2021

The heavy chain of 4F2 antigen promote prostate cancer progression via SKP-2.

Maihulan Maimaiti, Shinichi Sakamoto, Masahiro Sugiura, Manato Kanesaka, Ayumi Fujimoto, Keisuke Matsusaka, Minhui Xu, Keisuke Ando, Shinpei Saito, Ken Wakai and 8 more

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.5field-weighted citation impact, top 18% 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

10 citing papers in PubMed, 17 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

18 authors at 4 institutions in 1 country.

Maihulan Maimaiti *Department of Urology, Chiba University Graduate School of Medicine, 1-8-1 Inohana, Chuo-ku, Chiba City, Chiba, 260-8670, Japan.
Shinichi Sakamoto *Department of Urology, Chiba University Graduate School of Medicine, 1-8-1 Inohana, Chuo-ku, Chiba City, Chiba, 260-8670, Japan. rbatbat1@gmail.com.
Masahiro SugiuraDepartment of Urology, Chiba University Graduate School of Medicine, 1-8-1 Inohana, Chuo-ku, Chiba City, Chiba, 260-8670, Japan.
Manato KanesakaDepartment of Urology, Chiba University Graduate School of Medicine, 1-8-1 Inohana, Chuo-ku, Chiba City, Chiba, 260-8670, Japan.
Ayumi FujimotoDepartment of Urology, Chiba University Graduate School of Medicine, 1-8-1 Inohana, Chuo-ku, Chiba City, Chiba, 260-8670, Japan.
Keisuke MatsusakaDepartment of Pathology, Chiba University Hospital, Chiba, Japan.
Minhui XuBio-System Pharmacology, Osaka University Graduate School of Medicine, Osaka, Japan.
Keisuke AndoDepartment of Urology, Chiba University Graduate School of Medicine, 1-8-1 Inohana, Chuo-ku, Chiba City, Chiba, 260-8670, Japan.
Shinpei SaitoDepartment of Urology, Chiba University Graduate School of Medicine, 1-8-1 Inohana, Chuo-ku, Chiba City, Chiba, 260-8670, Japan.
Ken WakaiDepartment of Urology, Chiba University Graduate School of Medicine, 1-8-1 Inohana, Chuo-ku, Chiba City, Chiba, 260-8670, Japan.
Yusuke ImamuraDepartment of Urology, Chiba University Graduate School of Medicine, 1-8-1 Inohana, Chuo-ku, Chiba City, Chiba, 260-8670, Japan.
Keiichi NakayamaDepartment of Molecular and Cellular Biology, Medical Institute of Bioregulation, Kyushu University, Fukuoka, Japan.
Yoshikatsu KanaiBio-System Pharmacology, Osaka University Graduate School of Medicine, Osaka, Japan.
Atsushi KanedaDepartment of Molecular Oncology, Chiba University Graduate School of Medicine, Chiba, Japan.
Yuzuru IkeharaDepartment of Tumor Pathology, Chiba University Graduate School of Medicine, Chiba, Japan.
Jun-Ichiro IkedaDepartment of Diagnostic Pathology, Graduate School of Medicine, Chiba University, Chiba, Japan.
Naohiko AnzaiDepartment of Pharmacology, Chiba University Graduate School of Medicine, Chiba, Japan.
Tomohiko IchikawaDepartment of Urology, Chiba University Graduate School of Medicine, 1-8-1 Inohana, Chuo-ku, Chiba City, Chiba, 260-8670, Japan.
Chiba University · JPOsaka University · JPChiba University Hospital · JPKyushu University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The 4F2 cell-surface antigen heavy chain (4F2hc) forms a heterodimeric complex with L-type amino acid transporter 1 (LAT1) and transports large neutral essential amino acids. However, in contrast to the traditional role of LAT1 in various cancers, the role of 4F2hc has largely remained unknown. The role of 4F2hc in prostate cancer was studied. Treatment of C4-2 cells with si4F2hc was found to suppress cellular growth, migratory and invasive abilities, with this effect occurring through the cell cycle, with a significant decrease in S phase and a significant increase in G0/G1 phase, suggesting cell cycle arrest. In addition, it was proven by RNA seq that the key to 4F2hc's impact on cancer is SKP2. si4F2hc upregulates the protein expression of cyclin-dependent kinase inhibitors (P21cip1, P27kip1) through the downstream target SKP2. Furthermore, the expression of 4F2hc and LAT1 in prostate cancer cells suggests the importance of 4F2hc. Multivariate analysis showed that high 4F2hc expression was an independent prognostic factor for progression-free survival (HR 11.54, p = 0.0357). High 4F2hc was related to the clinical tumour stage (p = 0.0255) and Gleason score (p = 0.0035). Collectively, 4F2hc contributed significantly to prostate cancer (PC) progression. 4F2hc may be a novel marker and therapeutic target in PC.

Indexed as

G1 PhaseResting Phase, Cell CycleCell Line, TumorFusion Regulatory Protein 1, Heavy ChainGene Expression Regulation, NeoplasticHumansMaleNeoplasm ProteinsProstatic NeoplasmsRNA, Small InterferingS-Phase Kinase-Associated ProteinsFusion Regulatory Protein 1, Heavy ChainNeoplasm ProteinsRNA, Small InterferingSKP2 protein, humanS-Phase Kinase-Associated Proteins

Identifiers

PMID34075107
PMCPMC8169706
OpenAlexW3164180667

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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.