Evidence map›Paper›PMID 22463491›Full record

ArticleCancer science2012

Notch1 activation promotes renal cell carcinoma growth via PI3K/Akt signaling.

Le Xu, Yu Zhu, Jiejie Xu, Kerong Wu, Jinfeng Li, Wenping Xu, Haiou Liu, Shanshan Wang, Hankun Yin, Lin Chen and 2 more

Open access · bronzeAbstract read
In one paragraph

Article in Cancer science, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 1 pooled it
1.7field-weighted citation impact, top 16% 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

17 citing papers in PubMed, 1 synthesis or guideline pooled it, 25 citations in OpenAlex.

  1. Pooled it
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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

12 authors at 2 institutions in 1 country.

Le XuDepartment of Urology, Zhongshan Hospital, Fudan University, Shanghai, China.
Yu Zhu
Jiejie Xu
Kerong Wu
Jinfeng Li
Wenping Xu
Haiou Liu
Shanshan Wang
Hankun Yin
Lin Chen
Guomin Wang
Zongming Lin
Sun Yat-sen University · CNShanghai Medical College of Fudan University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Both the Notch1 and PI3K/Akt pathways are aberrantly activated in clear cell renal cell carcinoma (CCRCC) and involved in the tumorigenesis. The aim of this study was to test our hypothesis that elevated Notch1 signaling activity exerts its growth-promoting effects via the PI3K/Akt pathway in CCRCC. To investigate the relationship between the two pathways, we enhanced and suppressed the Notch1 activity respectively in a CCRCC cell line through diverse means, and then evaluated ensuing phosphorylated Akt (pAkt) levels. To further study their collaboration in promoting tumor growth, cell proliferation assay, colony formation assay and cell cycle analysis were conducted under several different conditions. Immunostaining of the tissue microarrays was used to determine whether the phenomena we observed also existed in vivo. The results showed that Notch1 signaling was activated in CCRCC tissue samples and cell lines. Notch1 activation increased CCRCC cell proliferation, enhanced anchorage-independent growth, and accelerated G1/S cell cycle progression. Such effects of the Notch1 signaling were, at least in part, mediated by the PI3K/Akt pathway. Correlations between Notch1, pAkt and Ki-67 protein levels in tissue microarrays reinforced our in vitro findings. Taken together, the current study established a functional link between the Notch1 and PI3K/Akt pathways in CCRCC.

Indexed as

Signal TransductionAgedBlotting, WesternCarcinoma, Renal CellCell CycleCell Line, TransformedCell Line, TumorCell ProliferationFemaleHumansImmunohistochemistryKi-67 AntigenLiver NeoplasmsMaleMiddle AgedNeoplasm StagingKi-67 AntigenNOTCH1 protein, humanPhosphatidylinositol 3-KinasesProto-Oncogene Proteins c-aktReceptor, Notch1

Identifiers

PMID22463491
PMCPMC7659298
OpenAlexW1981115129

What OpenQuestion holds

Textmetadata
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.