Evidence map›Paper›PMID 1632456›Full record

ArticleThe American journal of pathology1992

Basic fibroblast growth factor promotes proliferation of rat glomerular visceral epithelial cells in vitro.

A Takeuchi, N Yoshizawa, M Yamamoto, Y Sawasaki, T Oda, A Senoo, H Niwa, Y Fuse

Open access · greenAbstract read
In one paragraph

Article in The American journal of pathology, 1992. 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
0.9field-weighted citation impact, top 27% 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, 43 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 1 institution in 1 country.

A TakeuchiDepartment of Pathology, National Defense Medical College, Saitama, Japan.
N Yoshizawa
M Yamamoto
Y Sawasaki
T Oda
A Senoo
H Niwa
Y Fuse
National Defense Medical College · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Glomerular visceral epithelial cells (vGEC) play an important role in the synthesis of the glomerular basement membrane (GBM), and together with glomerular endothelial cells and the GBM, in glomerular ultrafiltration. Therefore clarification of the properties of vGEC is essential to investigations of glomerular morphology and function in both physiologic and pathologic conditions. This article demonstrates that basic fibroblast growth factor (bFGF) is mitogenic to vGEC in vitro. Its effect was found at concentrations as low as 1.25 ng/ml, and was synergistic with epidermal growth factor (EGF). In contrast, EGF by itself had no demonstrable mitogenic effect at concentrations of 1.25-100 ng/ml. In addition, mRNA for bFGF was identified in cultured vGEC by the method of reverse transcriptase polymerase chain reaction and the immunoreactivity of bFGF was found in GEC of the Sprague-Dawley rat kidney. These results suggest that bFGF stimulates the proliferation of vGEC in an autocrine manner in vivo. A unique relationship similar to that observed in endothelial cells may also exist among bFGF, vGEC, and the extracellular matrix (ECM). In a word, bFGF may be produced by vGEC and stored in the ECM, that is the GBM, and may be one factor that stimulates vGEC to proliferate when vGEC are injured and lost in vivo.

Indexed as

AnimalsCell DivisionCells, CulturedDose-Response Relationship, DrugEpidermal Growth FactorEpithelial CellsEpitheliumFibroblast Growth Factor 2Glomerular MesangiumMaleRatsRats, Inbred StrainsRNA, MessengerSRS-AEpidermal Growth FactorFibroblast Growth Factor 2RNA, MessengerSRS-A

Identifiers

PMID1632456
PMCPMC1886570
OpenAlexW114531664

What OpenQuestion 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 OpenQuestion graph.