Evidence map›Paper›PMID 21869887›Full record

ArticleJournal of oncology2011

Antigenic and Genotypic Similarity between Primary Glioblastomas and Their Derived Neurospheres.

Valentina Caldera, Marta Mellai, Laura Annovazzi, Angela Piazzi, Michele Lanotte, Paola Cassoni, Davide Schiffer

RetractedOpen access · hybridAbstract readRetracted Publication
In one paragraph

Article in Journal of oncology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It has been retracted, and should not be counted. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
1.5field-weighted citation impact, top 18% 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, 28 citations in OpenAlex.

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  4. SEL1L plays a major role in human malignant gliomas.The journal of pathology. Clinical research · 2020
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors at 2 institutions in 1 country.

Valentina CalderaNeuro-Bio-Oncology Center, Policlinico di Monza Foundation, University of Turin, 13100 Vercelli, Italy.
Marta Mellai
Laura Annovazzi
Angela Piazzi
Michele Lanotte
Paola Cassoni
Davide Schiffer
University of Turin · ITUniversità degli Studi del Piemonte Orientale “Amedeo Avogadro” · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Formation of neurospheres (NS) in cultures of glioblastomas (GBMs), with self-renewal, clonogenic capacities, and tumorigenicity following transplantation into immunodeficient mice, may denounce the existence of brain tumor stem cells (BTSCs) in vivo. In sixteen cell lines from resected primary glioblastomas, NS showed the same genetic alterations as primary tumors and the expression of stemness antigens. Adherent cells (AC), after adding 10% of fetal bovine serum (FBS) to the culture, were genetically different from NS and prevailingly expressed differentiation antigens. NS developed from a highly malignant tumor phenotype with proliferation, circumscribed necrosis, and high vessel density. Beside originating from transformed neural stem cells (NSCs), BTSCs may be contained within or correspond to dedifferentiated cells after mutation accumulation, which reacquire the expression of stemness antigens.

Identifiers

PMID21869887
PMCPMC3159011
OpenAlexW1982198436

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.