Evidence map›Paper›PMID 28741798›Full record

ArticleCancer science2017

Novel orally bioavailable EZH1/2 dual inhibitors with greater antitumor efficacy than an EZH2 selective inhibitor.

Daisuke Honma, Osamu Kanno, Jun Watanabe, Junzo Kinoshita, Makoto Hirasawa, Emi Nosaka, Machiko Shiroishi, Takeshi Takizawa, Isao Yasumatsu, Takao Horiuchi and 8 more

Open access · goldAbstract readComparative Study
In one paragraph

Article in Cancer science, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 83 papers.

0numbers the graph read from it
0cells of the map it votes in
83citing papers in PubMed
3.8field-weighted citation impact, top 6% 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

83 citing papers in PubMed, 139 citations in OpenAlex.

  1. Trial
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  11. Pharmacokinetics, metabolism, and excretion of [Cancer chemotherapy and pharmacology · 2025
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  19. Chromatin remodellers as therapeutic targets.Nature reviews. Drug discovery · 2024
    Review
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23 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

18 authors at 3 institutions in 2 countries.

Daisuke HonmaOncology Laboratories, Daiichi Sankyo Co., Ltd, Tokyo, Japan.
Osamu KannoMedicinal Chemistry Function, Asubio Pharma Co, Ltd., Kobe, Japan.
Jun WatanabeOncology Laboratories, Daiichi Sankyo Co., Ltd, Tokyo, Japan.
Junzo KinoshitaMedicinal Safety Research Laboratories, Daiichi Sankyo Co., Ltd, Tokyo, Japan.
Makoto HirasawaDrug Metabolism & Pharmacokinetics Research Laboratories, Daiichi Sankyo Co., Ltd, Tokyo, Japan.
Emi NosakaOncology Laboratories, Daiichi Sankyo Co., Ltd, Tokyo, Japan.
Machiko ShiroishiOncology Laboratories, Daiichi Sankyo Co., Ltd, Tokyo, Japan.
Takeshi TakizawaBiological Research Department, Daiichi Sankyo RD Novare Co., Ltd, Tokyo, Japan.
Isao YasumatsuBiological Research Department, Daiichi Sankyo RD Novare Co., Ltd, Tokyo, Japan.
Takao HoriuchiOncology Laboratories, Daiichi Sankyo Co., Ltd, Tokyo, Japan.
Akira NakaoEnd-Organ Disease Laboratories, Daiichi Sankyo Co., Ltd, Tokyo, Japan.
Keisuke SuzukiPain & Neuroscience Laboratories, Daiichi Sankyo Co., Ltd, Tokyo, Japan.
Tomonori YamasakiPharmacovigilance Department, Daiichi Sankyo Co., Ltd, Tokyo, Japan.
Katsuyoshi NakajimaVenture Science Laboratories, Daiichi Sankyo Co., Ltd, Tokyo, Japan.
Miho HayakawaPharmacovigilance Department, Daiichi Sankyo Co., Ltd, Tokyo, Japan.
Takanori YamazakiNew Drug Regulatory Affairs Department, Daiichi Sankyo Co., Ltd, Tokyo, Japan.
Ajay Singh YadavDaiichi Sankyo India Pharma Pvt. Ltd, Gurgaon, India.
Nobuaki AdachiOncology Laboratories, Daiichi Sankyo Co., Ltd, Tokyo, Japan.ORCID http://orcid.org/0000-0002-9452-0685
Daiichi-Sankyo (Japan) · JPDaiichi Sankyo (India) · INKobe Asahi Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Polycomb repressive complex 2 (PRC2) methylates histone H3 lysine 27 and represses gene expression to regulate cell proliferation and differentiation. Enhancer of zeste homolog 2 (EZH2) or its close homolog EZH1 functions as a catalytic subunit of PRC2, so there are two PRC2 complexes containing either EZH2 or EZH1. Tumorigenic functions of EZH2 and its synthetic lethality with some subunits of SWItch/Sucrose Non-Fermentable (SWI/SNF) chromatin remodeling complexes have been observed. However, little is known about the function of EZH1 in tumorigenesis. Herein, we developed novel, orally bioavailable EZH1/2 dual inhibitors that strongly and selectively inhibited methyltransferase activity of both EZH2 and EZH1. EZH1/2 dual inhibitors suppressed trimethylation of histone H3 lysine 27 in cells more than EZH2 selective inhibitors. They also showed greater antitumor efficacy than EZH2 selective inhibitor in vitro and in vivo against diffuse large B-cell lymphoma cells harboring gain-of-function mutation in EZH2. A hematological cancer panel assay indicated that EZH1/2 dual inhibitor has efficacy against some lymphomas, multiple myeloma, and leukemia with fusion genes such as MLL-AF9, MLL-AF4, and AML1-ETO. A solid cancer panel assay demonstrated that some cancer cell lines are sensitive to EZH1/2 dual inhibitor in vitro and in vivo. No clear correlation was detected between sensitivity to EZH1/2 dual inhibitor and SWI/SNF mutations, with a few exceptions. Severe toxicity was not seen in rats treated with EZH1/2 dual inhibitor for 14 days at drug levels higher than those used in the antitumor study. Our results indicate the possibility of EZH1/2 dual inhibitors for clinical applications.

Indexed as

Administration, OralAnimalsBiological AvailabilityCell Line, TumorCell ProliferationCell SurvivalDrug Screening Assays, AntitumorEnhancer of Zeste Homolog 2 ProteinHumansModels, MolecularPolycomb-Group ProteinsRatsSmall Molecule LibrariesStructure-Activity RelationshipEnhancer of Zeste Homolog 2 ProteinPolycomb-Group ProteinsSmall Molecule LibrariesDual inhibitorEZH1EZH2H3K27me3histone methyltransferase

Identifiers

PMID28741798
PMCPMC5623739
OpenAlexW2738573788

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.