Evidence map›Paper›PMID 1537596›Full record

ArticleImmunology1992

Production of granulocyte-macrophage colony-stimulating factor by cultured human tracheal epithelial cells.

L Churchill, B Friedman, R P Schleimer, D Proud

Open access · greenAbstract read
In one paragraph

Article in Immunology, 1992. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
8.8field-weighted citation impact, top 2% 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

20 citing papers in PubMed, 105 citations in OpenAlex.

  1. Article
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  19. An overview of glucocorticoid anti-inflammatory actions.European journal of clinical pharmacology · 1993
    Review
  20. 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

4 authors at 1 institution in 1 country.

L ChurchillDepartment of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland.
B Friedman
R P Schleimer
D Proud
Johns Hopkins University · US

Funding

SUB-OPTIMAL IMMUNOTHERAPY FOR AEROALLERGEN DISEASEP50AI020136 · NIAID · JOHNS HOPKINS UNIVERSITY · PI GOLDEN, DAVID B · 1985 to 1990
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GLUCOCORTICOSTEROID ACTION IN INFLAMMATORY DISEASER01AM031891 · AM · JOHNS HOPKINS UNIVERSITY · PI SCHLEIMER, ROBERT P · 1985 to 1985
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NIADDK NIH HHS AM 31891NIAID NIH HHS AI 20136
6 · The paper itself

Abstract

We have evaluated the capacity of cultured human respiratory epithelial cells (HTE) to produce granulocyte-macrophage colony-stimulating factor (GM-CSF) and have examined the ability of proinflammatory stimuli and of glucocorticoids to modulate the production of GM-CSF by these cells. Conditioned medium (CM) was obtained after 24-hr culture of HTE in the presence or absence of serum (5%) and was assayed for GM-CSF activity using the M-07e cell line, which proliferates in response to GM-CSF and interleukin-3 (IL-3). HTE produced 1.1 +/- 0.7 and 2.1 +/- 1.5 ng GM-CSF/10(6) cells in the presence or absence of serum, respectively (n = 4). The identity of this activity as GM-CSF was established by neutralization with specific antibody to GM-CSF, while antibody to IL-3 was without effect. Dexamethasone (10(-6) M) inhibited basal GM-CSF release to below the limit of detection of the assay (0.12 ng GM-CSF/ml conditioned media). GM-CSF release was significantly enhanced by 10(-6) M histamine (1.6 +/- 0.7 versus 2.13 +/- 0.8 ng GM-CSF/10(6) cells; n = 9) and 5 ng/ml interleukin-1 (IL-1) (0.6 +/- 0.2 versus 3.2 +/- 0.5 ng GM-CSF/10(6) cells; n = 3). Stimulation of GM-CSF release by IL-1 was dose-dependent. A significant increase in GM-CSF activity was observed with 0.1 ng/ml, while maximal stimulation occurred at 5 ng/ml IL-1. In kinetic studies, GM-CSF activity was first detected in CM from cells incubated in the absence of stimulus at 8 hr of incubation, and continued to increase up to 24 hr. IL-1 stimulated GM-CSF activity was detected in CM as early as 4 hr and continued to increase significantly up to 24 hr. Thus, human tracheal epithelial cells release GM-CSF and this release is regulated by inflammatory mediators and glucocorticoids.

Indexed as

AdultAgedCells, CulturedDexamethasoneDose-Response Relationship, ImmunologicEpitheliumGranulocyte-Macrophage Colony-Stimulating FactorHistamineHumansInterleukin-1Interleukin-3KineticsMiddle AgedTracheaDexamethasoneGranulocyte-Macrophage Colony-Stimulating FactorHistamineInterleukin-1Interleukin-3

Identifiers

PMID1537596
PMCPMC1384823
OpenAlexW2468470270

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.