Evidence map›Paper›PMID 9327733›Full record

ArticleThe American journal of pathology1997

The potential role of BAX and BCL-2 expression in diffuse alveolar damage.

D Guinee, E Brambilla, M Fleming, T Hayashi, M Rahn, M Koss, V Ferrans, W Travis

Open access · greenAbstract read
In one paragraph

Article in The American journal of pathology, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
2.0field-weighted citation impact, top 14% 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

36 citing papers in PubMed, 106 citations in OpenAlex.

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  6. Inhibition of gp130 alleviates LPS-induced lung injury by attenuating apoptosis and inflammation through JAK1/STAT3 signaling pathway.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2023
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  17. ResolvinD1 reduces apoptosis and inflammation in primary human alveolar epithelial type 2 cells.Laboratory investigation; a journal of technical methods and pathology · 2016
    Article
  18. Article
  19. Article
  20. Epithelial cell death is an important contributor to oxidant-mediated acute lung injury.American journal of respiratory and critical care medicine · 2011
    Article
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.

D GuineeDepartment of Pathology, University of Utah, Salt Lake City, USA.
E Brambilla
M Fleming
T Hayashi
M Rahn
M Koss
V Ferrans
W Travis
University of Utah · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Apoptosis of type II pneumocytes has been identified in diffuse alveolar damage (DAD), is associated with p53 and WAF1 expression, and may be of pathogenetic importance. BAX, a homologue of BCL-2, is induced by p53 and is a promoter of apoptosis. The proapoptotic effect of BAX is negatively regulated by its binding with BCL-2. In this study, we sought to investigate that role of BAX and BCL-2 in DAD. We hypothesized that alterations in BAX and BCL-2 expression may be important in determining the susceptibility of type II pneumocytes and interstitial cells to apoptosis. Twenty-eight cases of DAD and 16 control cases (i.e., lung tissues adjacent to resected tumors) were retrieved from the files of the University of Utah and the Armed Forces Institute of Pathology. Immunohistochemical stains were performed with antigen retrieval by microwave using antibodies recognizing BAX and BCL-2. The percentage of positively staining pneumocytes and interstitial cells was estimated in each case to the nearest 10%. BAX expression was markedly increased in pneumocytes and interstitial cells in DAD compared with control lung tissues. In DAD, BAX was identified on an average of 80% of alveolar pneumocytes (range 30 to 100%) and 70% of interstitial cells (range 20 to 90%). In control lungs, BAX was identified on an average of 10% of pneumocytes (range 0 to 20%) but not in interstitial cells. Focal BCL-2 staining was identified in interstitial myofibroblasts in 7 of 25 cases of DAD but was only identified in bronchiolar epithelium of control lungs. These results suggest that the induction of BAX in DAD may enhance the susceptibility of alveolar epithelial cells to apoptosis, whereas BCL-2 expression may contribute to the absence of apoptosis in interstitial myofibroblasts. Expression of BCL-2 in interstitial myofibroblasts may contribute to the development of pulmonary fibrosis in some patients.

Indexed as

AdultAgedApoptosisbcl-2-Associated X ProteinChildChild, PreschoolEpitheliumFemaleFibroblastsHumansImmunohistochemistryLung Diseases, InterstitialLymphocytesMacrophages, AlveolarMaleMiddle AgedBAX protein, humanbcl-2-Associated X ProteinProto-Oncogene ProteinsProto-Oncogene Proteins c-bcl-2

Identifiers

PMID9327733
PMCPMC1858036
OpenAlexW27827702

What OpenQuestion holds

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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.