Evidence map›Paper›PMID 1655272›Full record

ArticleCell and tissue research1991

Changes in glial fibrillary acidic protein and karyotype during culturing of two cell lines established from human glioblastoma multiforme.

V Bocchini, R Casalone, P Collini, G Rebel, F Lo Curto

Abstract read
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In one paragraph

Article in Cell and tissue research, 1991. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing 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

29 citing papers in PubMed.

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  5. Effect of 1α,25(OH)Cancers · 2020
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  8. Transcriptional regulation of CRMP5 controls neurite outgrowth through Sox5.Cellular and molecular life sciences : CMLS · 2018
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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

5 authors.

V BocchiniDepartment of Experimental Medicine, University of Perugia, Italy.
R Casalone
P Collini
G Rebel
F Lo Curto

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Two human cell lines (GL15 and GL22) derived from glioblastoma multiforme were established and characterized by immunohistochemical and cytogenetic techniques. The expression of glial fibrillary acidic proteins and the karyotype were analyzed at different passages for both cell lines. The course of marker-pattern differed in the two cell lines. The main findings were a cell-density-dependent expression of glial fibrillary acidic protein in the cell line GL15 at all passages and a decreased expression of this protein over time in the cell line GL22. Both cell lines had hyperdiploid karyotypes and exhibited glioma-specific chromosomal abnormalities (gain of chromosome 7 and loss of chromosome 10). In the GL15 cell line no relevant chromosomal changes were produced during culturing, whereas in the GL22 cell line a hypodiploid clone appeared at the 42nd passage. The immunohistochemical and cytogenetic data resulting from this study confirm that the two cell lines established in our laboratory originated from astrocytic tumor cells.

Indexed as

PloidiesBrain NeoplasmsChromosome AberrationsChromosome DisordersChromosomesFluorescent Antibody TechniqueGlial Fibrillary Acidic ProteinGlioblastomaHumansImmunohistochemistryKaryotypingMaleMiddle AgedTumor Cells, CulturedGlial Fibrillary Acidic Protein

Identifiers

PMID1655272

What OpenQuestion holds

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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.