Evidence map›Paper›PMID 32232883›Full record

ArticleCancer science2020

Potential new therapy of Rapalink-1, a new generation mammalian target of rapamycin inhibitor, against sunitinib-resistant renal cell carcinoma.

Kazuki Kuroshima, Hirofumi Yoshino, Shunsuke Okamura, Masafumi Tsuruda, Yoichi Osako, Takashi Sakaguchi, Satoshi Sugita, Shuichi Tatarano, Masayuki Nakagawa, Hideki Enokida

Open access · goldAbstract read
In one paragraph

Article in Cancer science, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
3.3field-weighted citation impact, top 7% 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

36 citing papers in PubMed, 56 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

10 authors at 1 institution in 1 country.

Kazuki KuroshimaDepartment of Urology, Graduate School of Medical and Dental Sciences, Kagoshima University, Kagoshima, Japan.
Hirofumi YoshinoDepartment of Urology, Graduate School of Medical and Dental Sciences, Kagoshima University, Kagoshima, Japan.
Shunsuke OkamuraDepartment of Urology, Graduate School of Medical and Dental Sciences, Kagoshima University, Kagoshima, Japan.
Masafumi TsurudaDepartment of Urology, Graduate School of Medical and Dental Sciences, Kagoshima University, Kagoshima, Japan.
Yoichi OsakoDepartment of Urology, Graduate School of Medical and Dental Sciences, Kagoshima University, Kagoshima, Japan.
Takashi SakaguchiDepartment of Urology, Graduate School of Medical and Dental Sciences, Kagoshima University, Kagoshima, Japan.
Satoshi SugitaDepartment of Urology, Graduate School of Medical and Dental Sciences, Kagoshima University, Kagoshima, Japan.
Shuichi TataranoDepartment of Urology, Graduate School of Medical and Dental Sciences, Kagoshima University, Kagoshima, Japan.
Masayuki NakagawaDepartment of Urology, Graduate School of Medical and Dental Sciences, Kagoshima University, Kagoshima, Japan.
Hideki EnokidaDepartment of Urology, Graduate School of Medical and Dental Sciences, Kagoshima University, Kagoshima, Japan.ORCID https://orcid.org/0000-0002-3050-9700
Kagoshima University · JP

Funding

the KAKENHI (KIBAN-B) 16H05464the KAKENHI (KIBAN-B) 17H04332the KAKENHI (KIBAN-C) 16K11015the KAKENHI (WAKATE-B) 17K16799
6 · The paper itself

Abstract

Sunitinib, a multitargeted receptor tyrosine kinase inhibitor including vascular endothelial growth factor, has been widely used as a first-line treatment against metastatic renal cell carcinoma (mRCC). However, mRCC often acquires resistance to sunitinib, rendering it difficult to treat with this agent. Recently, Rapalink-1, a drug that links rapamycin and the mTOR kinase inhibitor MLN0128, has been developed with excellent therapeutic effects against breast cancer cells carrying mTOR resistance mutations. The aim of the present study was to evaluate the in vitro and in vivo therapeutic efficacy of Rapalink-1 against renal cell carcinoma (RCC) compared to temsirolimus, which is commonly used as a small molecule inhibitor of mTOR and is a derivative of rapamycin. In comparison with temsirolimus, Rapalink-1 showed significantly greater effects against proliferation, migration, invasion and cFolony formation in sunitinib-naïve RCC cells. Inhibition was achieved through suppression of the phosphorylation of substrates in the mTOR signal pathway, such as p70S6K, eukaryotic translation initiation factor 4E-binding protein 1 (4EBP1) and AKT. In addition, Rapalink-1 had greater tumor suppressive effects than temsirolimus against the sunitinib-resistant 786-o cell line (SU-R 786-o), which we had previously established, as well as 3 additional SU-R cell lines established here. RNA sequencing showed that Rapalink-1 suppressed not only the mTOR signaling pathway but also a part of the MAPK signaling pathway, the ErbB signaling pathway and ABC transporters that were associated with resistance to several drugs. Our study suggests the possibility of a new treatment option for patients with RCC that is either sunitinib-sensitive or sunitinib-resistant.

Indexed as

AnimalsApoptosisCarcinoma, Renal CellCell CycleCell Line, TumorCell MovementCell ProliferationDrug Resistance, NeoplasmFemaleHumansKidney NeoplasmsMiceMice, NudeProtein Kinase InhibitorsSignal TransductionSirolimusMTOR protein, humanProtein Kinase InhibitorsRapaLink-1SirolimusSunitinibtemsirolimusTOR Serine-Threonine KinasesmTOR inhibitorRapalink-1renal cell carcinomasunitinib resistancetemsirolimus

Identifiers

PMID32232883
PMCPMC7226215
OpenAlexW3013877673

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.