Evidence map›Paper›PMID 26452358›Full record

ArticleMolecular neurobiology2016

Loss of Diacylglycerol Kinase-Ζ Inhibits Cell Proliferation and Survival in Human Gliomas.

Jinfu Diao, Chunyong Wu, Junying Zhang, Jialin Liu, Xinwu Zhang, Pengcheng Hao, Shanmin Zhao, Zhiwen Zhang

Abstract read
PubMed Publisher
In one paragraph

Article in Molecular neurobiology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
1.1field-weighted citation impact, top 22% 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

13 citing papers in PubMed, 19 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

8 authors at 3 institutions in 1 country.

Jinfu DiaoThe General Hospital of PLA, Beijing, 100853, China.
Chunyong WuDepartment of Pharmaceutical Analysis, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, Jiangsu, China.
Junying ZhangDepartment of Pharmaceutics of Traditional Chinese Medicine, China Pharmaceutical University, 24 Tongjiaxiang, Nanjing, 210009, Jiangsu, China.
Jialin LiuDepartment of Neurosurgery, The First Affiliated Hospital of General Hospital of PLA, Beijing, 100853, China.
Xinwu ZhangDepartment of Pathology, The Armed Police General Hospital, Beijing, 100039, China.
Pengcheng HaoThe People's Hospital of Xinglong County, Hebei, 067399, China.
Shanmin ZhaoDepartment of Neurosurgery, The Armed Police General Hospital, Beijing, 100039, China.
Zhiwen ZhangDepartment of Neurosurgery, The First Affiliated Hospital of General Hospital of PLA, Beijing, 100853, China. zhangvgwen@126.com.
Chinese People's Armed Police General Hospital · CNChina Pharmaceutical University · CNFirst Affiliated Hospital of Chinese PLA General Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Diacylglycerol kinases ζ (DGKζ) is a critical lipid kinase which is involved in phosphatidic acid (PA) generation via diacylglycerol (DAG) phosphorylation. DGKζ is highly expressed in central nervous system and essential for brain development. Studies have indicated that DGKζ is associated with colon cancer invasion and metastasis. However, the involvement of DGKζ in human glioma development remains elusive. Here, we explored the impact and possible mechanisms of DGKζ knockdown on the proliferation and survival of glioma cells. The relationship between DGKζ expression status and human glioma stages was explored in 111 specimens of human gliomas via immunohistochemistry technology. Then the impact of DGKζ on cell proliferation, cell cycle, survival, and colony formation ability was determined in U-87 MG glioma cell lines via lentiviral-mediated small interfering (shRNA) strategy. The influence of DGKζ knockdown on global gene expression in U-87 MGglioma cell lines was further analyzed by microarray platform to reveal the possible molecular mechanisms underlying DGKζ-mediated glioma development and progression. Immunohistochemistry analysis revealed that DGKζ expression is positively correlated with human gliomagrade. Lentiviral-mediated small interfering (shRNA) strategyefficiently reduced DGKζ expression and DGKζ knockdown impaired cell proliferation, inhibited colony formation ability, and induced cell cycle arrest and cell apoptosis in U-87 MG glioma cells. Finally, microarray analysis revealed that multiple cancer-associated pathways and oncogenes were regulated by DGKζ knockdown, which provides insights into underlying mechansims of DGKζ-associated glioma development and progression. Our results established the positive correlation between DGKζ expression and gliomagrade. Furthermore, DGKζ knockdown in human glioma cell lines U-87 MG impaired cell proliferation, inhibited colony formation ability, and induced cell cycle arrest and apoptosis which microarray analysis showed that DGKζ knockdown interrupted multiple oncogenes and cancer-associated pathways. Taken together, we provided confidential evidence for the causal role of DGKζ in glioma development and progression.

Indexed as

ApoptosisBrain NeoplasmsCell Cycle CheckpointsCell Line, TumorCell ProliferationCell SurvivalClone CellsDiacylglycerol KinaseGene Expression Regulation, NeoplasticGene Knockdown TechniquesGliomaHumansLentivirusRNA, MessengerRNA, Small InterferingDGKZ protein, humanDiacylglycerol KinaseRNA, MessengerRNA, Small InterferingCell proliferatonCell survivalDGKζHuman gliomasMicroarray

Identifiers

PMID26452358
OpenAlexW1834249555

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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.