Evidence map›Paper›PMID 27583477›Full record

ArticlePloS one2016

The Silencing of CCND2 by Promoter Aberrant Methylation in Renal Cell Cancer and Analysis of the Correlation between CCND2 Methylation Status and Clinical Features.

Lu Wang, Yun Cui, Lian Zhang, Jindong Sheng, Yang Yang, Guanyu Kuang, Yu Fan, Qian Zhang, Jie Jin

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.9field-weighted citation impact, top 23% 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

11 citing papers in PubMed, 22 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

9 authors at 3 institutions in 1 country.

Lu WangDepartment of Urology, Peking University First Hospital and Institute of Urology, Peking University, Beijing, 100034, China.
Yun CuiDepartment of Urology, Peking University First Hospital and Institute of Urology, Peking University, Beijing, 100034, China.
Lian ZhangNational Research Center for Genitourinary Oncology, Beijing, 100034, China.
Jindong ShengDepartment of Urology, Peking University First Hospital and Institute of Urology, Peking University, Beijing, 100034, China.
Yang YangNational Urological Cancer Center, Beijing, 100034, China.
Guanyu KuangDepartment of Urology, Peking University First Hospital and Institute of Urology, Peking University, Beijing, 100034, China.
Yu FanDepartment of Urology, Peking University First Hospital and Institute of Urology, Peking University, Beijing, 100034, China.
Qian ZhangDepartment of Urology, Peking University First Hospital and Institute of Urology, Peking University, Beijing, 100034, China.
Jie JinDepartment of Urology, Peking University First Hospital and Institute of Urology, Peking University, Beijing, 100034, China.
Peking University First Hospital · CNNational Clinical Research Center for Digestive Diseases · CNPeking University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cyclin D2 (CCND2) is a member of the D-type cyclins, which plays a pivotal role in cell cycle regulation, differentiation and malignant transformation. However, its expression status and relative regulation mechanism remains unclear in renal cell cancer (RCC). In our study, the mRNA expression level of CCND2 is down-regulated in 22/23 paired RCC tissues (p<0.05). In addition, its protein expression level is also decreased in 43/43 RCC tumor tissues compared with its corresponding non-malignant tissues (p<0.001). We further detected that CCND2 was down-regulated or silenced in 6/7 RCC cell lines, but expressed in "normal" human proximal tubular (HK-2) cell line. Subsequently, MSP and BGS results showed that the methylation status in CCND2 promoter region is closely associated with its expression level in RCC cell lines. Treatment with 5-Aza with or without TSA restored CCND2 expression in several methylated RCC cell lines. Among the 102 RCC tumors, methylation of CCND2 was detected in 29/102 (28%) cases. Only 2/23 (8.7%) adjacent non-malignant tissues showed methylation. We then analyzed the correlation of clinical features and its promoter methylation. Collectively, our data suggested that loss of CCND2 expression is closely associated with the promoter aberrant methylation.

Indexed as

DNA MethylationGene SilencingPromoter Regions, GeneticCarcinoma, Renal CellCell Line, TumorCell ProliferationCyclin D2GenomeHumansKidney NeoplasmsCCND2 protein, humanCyclin D2

Identifiers

PMID27583477
PMCPMC5008725
OpenAlexW2514497738

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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.