Evidence map›Paper›PMID 11737075›Full record

ArticleClinical and experimental immunology2001

Characterization of CD44 expressed on alveolar macrophages in patients with diffuse panbronchiolitis.

S Katoh, Y Matsubara, H Taniguchi, K Fukushima, H Mukae, J Kadota, S Matsukura, S Kohno

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In one paragraph

Article in Clinical and experimental immunology, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
0.3field-weighted citation impact, top 40% 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

7 citing papers in PubMed, 17 citations in OpenAlex.

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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

8 authors at 2 institutions in 1 country.

S KatohThird Department of Internal Medicine, Miyazaki Medical College, Miyazaki, Japan. kshigeki@post1.miyazaki-med.ac.jp
Y Matsubara
H Taniguchi
K Fukushima
H Mukae
J Kadota
S Matsukura
S Kohno
Miyazaki Welfare Medical College · JPNagasaki University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Interleukin (IL)-8 may play an important role in neutrophil infiltration in the airways of patients with diffuse panbronchiolitis (DPB). Furthermore, alveolar macrophages could produce IL-8 subsequent to CD44-hyaluronic acid (HA) interaction. The purpose of this study was to evaluate the contribution of CD44 expressed on alveolar macrophages to the pathogenesis of DPB. We examined the concentration of soluble CD44 (sCD44) in bronchoalveolar lavage fluid (BALF) and CD44 expression on macrophages in BALF from patients with DPB before and after low-dose, long-term macrolide therapy. We also assessed the HA-binding ability of alveolar macrophages as a functional analysis of the CD44 molecule. The sCD44 concentration in BALF was significantly lower in patients with DPB than in healthy volunteers. Percentages of alveolar macrophages expressing low CD44 (CD44 low(+)) and HA-nonbinding alveolar macrophages were higher in patients with DPB compared with healthy volunteers. Furthermore, macrolide therapy normalized CD44 expression and HA-binding ability of macrophages in BALF from DPB patients. Our findings suggest that alveolar macrophage dysfunction could result from abnormalities of CD44 expression in patients with DPB and that these events could contribute to the pathogenesis of DPB.

Indexed as

AdultAnti-Bacterial AgentsBronchiolitisBronchoalveolar Lavage FluidCase-Control StudiesFemaleHumansHyaluronan ReceptorsHyaluronic AcidIn Vitro TechniquesMacrolidesMacrophages, AlveolarMaleMiddle AgedSolubilityAnti-Bacterial AgentsHyaluronan ReceptorsHyaluronic AcidMacrolides

Identifiers

PMID11737075
PMCPMC1906232
OpenAlexW2071718906

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.