Evidence map›Paper›PMID 29948550›Full record

ArticleCellular and molecular neurobiology2018

The Tumorgenicity of Glioblastoma Cell Line U87MG Decreased During Serial In Vitro Passage.

Yu Zeng, Xizhao Wang, Jizhou Wang, Renhui Yi, Hao Long, Mingfeng Zhou, Qisheng Luo, Zhihao Zhai, Ye Song, Songtao Qi

Abstract read
In one paragraph

Article in Cellular and molecular neurobiology, 2018. 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
–field-weighted citation impact
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.

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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.

Yu ZengDepartment of Neurosurgery, Nanfang Hospital, Southern Medical University, Guangzhou, 510515, Guangdong, People's Republic of China.
Xizhao WangDepartment of Neurosurgery, Nanfang Hospital, Southern Medical University, Guangzhou, 510515, Guangdong, People's Republic of China.
Jizhou WangDepartment of Neurosurgery, The Fifth Affiliated Hospital, Sun Yat-Sen University, Zhuhai, 519000, Guangdong, People's Republic of China.
Renhui YiGannan Medical University, Ganzhou, 341000, Jiangxi, People's Republic of China.
Hao LongDepartment of Neurosurgery, Nanfang Hospital, Southern Medical University, Guangzhou, 510515, Guangdong, People's Republic of China.
Mingfeng ZhouDepartment of Neurosurgery, Nanfang Hospital, Southern Medical University, Guangzhou, 510515, Guangdong, People's Republic of China.
Qisheng LuoDepartment of Neurosurgery, Affiliated Hospital of Youjiang Medical College for Nationalities, Baise, 533000, Guangxi, People's Republic of China.
Zhihao ZhaiDepartment of Neurosurgery, The Eighth Affiliated Hospital, Sun Yat-Sen University, Futian, Shenzhen, 518000, People's Republic of China.
Ye SongDepartment of Neurosurgery, Nanfang Hospital, Southern Medical University, Guangzhou, 510515, Guangdong, People's Republic of China. songye@smu.edu.cn.
Songtao QiDepartment of Neurosurgery, Nanfang Hospital, Southern Medical University, Guangzhou, 510515, Guangdong, People's Republic of China. qisongtaonfyy@126.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Established cancer cell lines are routinely used to study cancer. Several factors such as serial passage may affect the reproducibility of experiments with cancer cell lines, but few researches focused on these changes. In the present study, different morphology and decreased tumorigenicity were observed in late passage U87MG cells. In vitro experiments further revealed that late passage U87MG cells possessed lower invasion properties than early passage, whereas no significant differences of proliferation and migration were found between early and late passage U87MG cells. In particular, we confirmed that late passage U87MG cells exhibited more epithelial phenotype with decreased PI3K/Akt pathway and TGF-β pathway expressions at protein level. In summary, our results focused on the changes of U87MG cells during serial in vitro passage, suggested that passage-induced changes may lead to notable changes of biological characteristics and several molecular transitions in cancer cell lines, indicating the necessity to shorten experiment-span and accomplish experiments with the same or similar passage cancer cell strains.

Indexed as

Brain NeoplasmsCell Line, TumorCell ProliferationGlioblastomaHumansNeoplasm InvasivenessPhosphatidylinositol 3-KinasesPhosphatidylinositol 3-KinasesGliomaInvasionPassageTumorgenicityU87MG cell line

Identifiers

PMID29948550
PMCPMC11481925

What Socratic 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 Socratic graph.