Evidence map›Paper›PMID 15735170›Full record

ArticleJournal of clinical pathology2005

Immunohistochemical assays in prostatic biopsies processed in Bouin's fixative.

V Ananthanarayanan, M R Pins, R E Meyer, P H Gann

Abstract read
In one paragraph

Article in Journal of clinical pathology, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

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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

8 citing papers in PubMed.

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4 · The record

Corrections and comments

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5 · Who and what money

Authors and funding

4 authors.

V AnanthanarayananThe Department of Preventive Medicine, Northwestern University Feinberg School of Medicine, Chicago, IL 60611, USA. viju@northwestern.edu
M R Pins
R E Meyer
P H Gann

Funding

SUPPRESSIVE ROLE OF ANDROGEN RESPONSE GENE CALRETICULIN IN PROSTATE CANCERP50CA090386 · NCI · NORTHWESTERN UNIVERSITY AT CHICAGO · PI CRAWFORD, SUSAN · 2001 to 2013
$25.1M
NCI NIH HHS P50 CA090386
6 · The paper itself

Abstract

aimsTo investigate the problems involved in undertaking immunohistochemistry (IHC) and nuclear morphometry using Bouin's fixed prostate biopsies.

methodsArchival Bouin's fixed and formalin fixed, paraffin wax embedded prostatic biopsies were immunostained for three nuclear biomarkers (minichromosome maintenance protein 2 (MCM-2), p27, and Ki-67), one membrane localised biomarker (C-erb-B2), CD34, and alpha methylacyl-CoA racemase (AMACR). The quality of IHC staining was compared between tissues prepared separately in both fixatives. Feulgen staining was also performed on Bouin's fixed tissues to check its suitability for nuclear morphometry.

resultsMCM-2 staining was completely negative in Bouin's fixed tissues, whereas p27 showed more background and excess cytoplasmic staining in Bouin's fixed versus formalin fixed tissues. C-erb-B2 showed non-specific, strong luminal cell staining in the Bouin's fixed tissue. Feulgen staining was also very weak in Bouin's fixed tissue. However, Ki-67, AMACR, and CD34 worked equally well in Bouin's and formalin fixed tissues.

conclusionsBouin's fixed tissues may be unsuitable when subsequent IHC and morphometry are contemplated. An awareness of which antibodies are suitable for use in Bouin's fixed biopsies is essential.

Indexed as

Acetic AcidFixativesFormaldehydePicratesBiomarkers, TumorBiopsyCell Cycle ProteinsCell NucleusCyclin-Dependent Kinase Inhibitor p27Erb-b2 Receptor Tyrosine KinasesHumansMaleMinichromosome Maintenance Complex Component 2Neoplasm ProteinsNuclear ProteinsParaffin EmbeddingAcetic AcidBiomarkers, TumorBouin's solutionCell Cycle ProteinsCyclin-Dependent Kinase Inhibitor p27Erb-b2 Receptor Tyrosine KinasesFeulgen stainFixativesFormaldehydeMinichromosome Maintenance Complex Component 2Neoplasm ProteinsNuclear ProteinsPicratesRosaniline DyesTumor Suppressor Proteins

Identifiers

PMID15735170
PMCPMC1770607

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.