Evidence map›Paper›PMID 10188903›Full record

ArticleBritish journal of cancer1999

Comparison of immunohistochemistry with immunoassay (ELISA) for the detection of components of the plasminogen activation system in human tumour tissue.

C M Ferrier, H H de Witte, H Straatman, D H van Tienoven, W L van Geloof, F J Rietveld, C G Sweep, D J Ruiter, G N van Muijen

Open access · hybridAbstract readComparative Study
In one paragraph

Article in British journal of cancer, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
1.0field-weighted citation impact, top 25% 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

19 citing papers in PubMed, 1 synthesis or guideline pooled it, 49 citations in OpenAlex.

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  15. Influence of preoperative core biopsies on uPA/PAI-1 expression in breast cancer tissue.Virchows Archiv : an international journal of pathology · 2008
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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

9 authors at 1 institution in 1 country.

C M FerrierDepartment of Pathology, University Hospital Nijmegen, The Netherlands.
H H de Witte
H Straatman
D H van Tienoven
W L van Geloof
F J Rietveld
C G Sweep
D J Ruiter
G N van Muijen
Radboud University Nijmegen · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Enzyme-linked immunosorbent assay (ELISA) methods and immunohistochemistry (IHC) are techniques that provide information on protein expression in tissue samples. Both methods have been used to investigate the impact of the plasminogen activation (PA) system in cancer. In the present paper we first compared the expression levels of uPA, tPA, PAI-1 and uPAR in a compound group consisting of 33 cancer lesions of various origin (breast, lung, colon, cervix and melanoma) as quantitated by ELISA and semi-quantitated by IHC. Secondly, the same kind of comparison was performed on a group of 23 melanoma lesions and a group of 28 breast carcinoma lesions. The two techniques were applied to adjacent parts of the same frozen tissue sample, enabling the comparison of results obtained on material of almost identical composition. Spearman correlation coefficients between IHC results and ELISA results for uPA, tPA, PAI-1 and uPAR varied between 0.41 and 0.78, and were higher for the compound group and the breast cancer group than for the melanoma group. Although a higher IHC score category was always associated with an increased median ELISA value, there was an overlap of ELISA values from different scoring classes. Hence, for the individual tumour cases the relation between ELISA and IHC is ambiguous. This indicates that the two techniques are not directly interchangeable and that their value for clinical purposes may be different.

Indexed as

Enzyme-Linked Immunosorbent AssayHumansImmunohistochemistryNeoplasmsPlasminogen Activator Inhibitor 1Receptors, Cell SurfaceReceptors, Urokinase Plasminogen ActivatorTissue Plasminogen ActivatorUrokinase-Type Plasminogen ActivatorPlasminogen Activator Inhibitor 1PLAUR protein, humanReceptors, Cell SurfaceReceptors, Urokinase Plasminogen ActivatorTissue Plasminogen ActivatorUrokinase-Type Plasminogen Activator

Identifiers

PMID10188903
PMCPMC2362713
OpenAlexW2074195375

What OpenQuestion holds

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LicenceCC BY
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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.