Evidence map›Paper›PMID 12085205›Full record

ArticleBritish journal of cancer2002

Apoptosis control and proliferation marker in human normal and neoplastic adrenocortical tissues.

G P Bernini, A Moretti, P Viacava, A G Bonadio, P Iacconi, P Miccoli, A Salvetti

Open access · hybridAbstract read
In one paragraph

Article in British journal of cancer, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed, 1 pooled it
0.4field-weighted citation impact, top 39% 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

11 citing papers in PubMed, 1 synthesis or guideline pooled it, 27 citations in OpenAlex.

  1. Pooled it
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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

7 authors at 1 institution in 1 country.

G P BerniniDepartment of Internal Medicine, University of Pisa, Via Roma 67, 56100 Pisa, Italy. g.bernini@med.unipi.it
A Moretti
P Viacava
A G Bonadio
P Iacconi
P Miccoli
A Salvetti
University of Pisa · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We evaluated by immunohistochemistry the expression of the Bcl-2 and p53 proteins, as markers of apoptosis control, and of MIB-1, as a marker of cell proliferation, in a series of normal and neoplastic adrenocortical tissues. The specimens were 13 normal adrenals, 13 aldosterone-producing adenomas, 13 non-functioning adenomas and 16 carcinomas. Results were calculated as percentage of immunostained cells by using specific antibodies. No p53 protein was detected in any of the adrenocortical adenomas (functioning and non functioning) or normal adrenals, while p53 was overexpressed in 15 out of 16 carcinomas. In particular, 10 adrenal cancer specimens (62.5%) showed strong staining in a high percentage (range 10-50%) of the malignant cells. The percentage of Bcl-2 positive cells was higher (P<0.05 or less) in non-functioning adenomas (8.1+/-1.9%) and in carcinomas (14.9+/-5.6%) than in normals (2.9+/-0.9%) and aldosterone-producing adenomas (5.3+/-1.3%) since four specimens of the non-functioning adenomas-group (30.7%) and six of the carcinomas-group (37.5%) showed over 10% positivity (cut-off for normal values, set at 90th percentile of our controls). MIB-1 positivity was 0.50+/-0.36% in normals, 0.54+/-0.08% in non-functioning adenomas and 0.54+/-0.08% in aldosterone-producing adenomas. MIB-1 was expressed in all carcinomas with values (13.7+/-3.1%) significantly (P<0.0006) higher than in the other groups. In conclusion, the present data indicate that the apoptosis control and proliferation activity evaluated by the p53 and MIB-1 proteins are impaired in adrenal carcinomas but preserved in adenomas, independently of their functional status. Therefore, these immunohistochemical markers, overexpressed in carcinomas only, may be useful in the diagnosis of malignancy in adrenocortical tumours. Whether Bcl-2 positivity found in some carcinomas and non-functioning adenomas may constitute, in the latter, a negative prognostic marker is still unknown.

Indexed as

ApoptosisAdenocarcinomaAdenomaAdrenal CortexAdrenal Cortex NeoplasmsAdultAgedAldosteroneAntigens, NuclearBiomarkers, TumorCell DivisionFemaleHumansKi-67 AntigenMaleMiddle AgedAldosteroneAntigens, NuclearBiomarkers, TumorKi-67 AntigenNeoplasm ProteinsNuclear ProteinsProto-Oncogene Proteins c-bcl-2Tumor Suppressor Protein p53

Identifiers

PMID12085205
PMCPMC2746588
OpenAlexW2000229061

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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.