Evidence map›Paper›PMID 24577055›Full record

ArticleBritish journal of cancer2014

Clinicopathological and prognostic significance of interleukin-8 expression and its relationship to KRAS mutation in lung adenocarcinoma.

N Sunaga, K Kaira, Y Tomizawa, K Shimizu, H Imai, G Takahashi, S Kakegawa, Y Ohtaki, T Nagashima, N Kasahara and 4 more

Open access · hybridAbstract read
In one paragraph

Article in British journal of cancer, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
2.7field-weighted citation impact, top 10% 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

28 citing papers in PubMed, 42 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

14 authors at 2 institutions in 1 country.

N Sunaga1] Department of Medicine and Molecular Science, Gunma University Graduate School of Medicine, 3-39-15 Showa-machi, Maebashi, Gunma371-8511, Japan [2] Oncology Center, Gunma University Hospital, 3-39-15 Showa-machi, Maebashi, Gunma 371-8511, Japan.
K Kaira1] Department of Medicine and Molecular Science, Gunma University Graduate School of Medicine, 3-39-15 Showa-machi, Maebashi, Gunma371-8511, Japan [2] Department of Oncology Clinical Development, Gunma University Graduate School of Medicine, 3-39-15 Showa-machi, Maebashi, Gunma 371-8511, Japan.
Y TomizawaDepartment of Respiratory Medicine, National Hospital Organization Nishigunma Hospital, 2854 Kanai, Shibukawa, Gunma 377-8511, Japan.
K ShimizuDepartment of Thoracic and Visceral Organ Surgery, Gunma University Graduate School of Medicine, 3-39-15 Showa-machi, Maebashi, Gunma 371-8511, Japan.
H ImaiDepartment of Medicine and Molecular Science, Gunma University Graduate School of Medicine, 3-39-15 Showa-machi, Maebashi, Gunma371-8511, Japan.
G TakahashiDepartment of Respiratory Medicine, National Hospital Organization Nishigunma Hospital, 2854 Kanai, Shibukawa, Gunma 377-8511, Japan.
S KakegawaDepartment of Thoracic Surgery, National Hospital Organization Nishigunma Hospital, 2854 Kanai, Shibukawa, Gunma 377-8511, Japan.
Y OhtakiDepartment of Thoracic and Visceral Organ Surgery, Gunma University Graduate School of Medicine, 3-39-15 Showa-machi, Maebashi, Gunma 371-8511, Japan.
T NagashimaDepartment of Thoracic and Visceral Organ Surgery, Gunma University Graduate School of Medicine, 3-39-15 Showa-machi, Maebashi, Gunma 371-8511, Japan.
N KasaharaDepartment of Medicine and Molecular Science, Gunma University Graduate School of Medicine, 3-39-15 Showa-machi, Maebashi, Gunma371-8511, Japan.
O KawashimaDepartment of Thoracic Surgery, National Hospital Organization Nishigunma Hospital, 2854 Kanai, Shibukawa, Gunma 377-8511, Japan.
T HisadaDepartment of Medicine and Molecular Science, Gunma University Graduate School of Medicine, 3-39-15 Showa-machi, Maebashi, Gunma371-8511, Japan.
R SaitoDepartment of Respiratory Medicine, National Hospital Organization Nishigunma Hospital, 2854 Kanai, Shibukawa, Gunma 377-8511, Japan.
M YamadaDepartment of Medicine and Molecular Science, Gunma University Graduate School of Medicine, 3-39-15 Showa-machi, Maebashi, Gunma371-8511, Japan.
Gunma University · JPNational Hospital Organization · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundOn the basis of our recent findings of oncogenic KRAS-induced interleukin-8 (IL-8) overexpression in non-small cell lung cancer, we assessed the clinicopathological and prognostic significances of IL-8 expression and its relationship to KRAS mutations in lung adenocarcinomas.

methodsIL-8 expression was examined by quantitative RT-PCR using 136 of surgical specimens from lung adenocarcinoma patients. The association between IL-8 expression, clinicopathological features, KRAS or EGFR mutation status and survival was analysed.

resultsIL-8 was highly expressed in tumours from elderly patients or smokers and in tumours with pleural involvement or vascular invasion. In a non-smokers' subgroup, IL-8 level positively correlated with age. IL-8 was highly expressed in tumours with KRAS mutations compared with those with EGFR mutations or wild-type EGFR/KRAS. Lung adenocarcinoma patients with high IL-8 showed significantly shorter disease-free survival (DFS) and overall survival (OS) than those with low IL8. DFS and OS were significantly shorter in the patients with mutant KRAS/high IL-8 than in those with wild-type KRAS/low IL-8. Cox regression analyses demonstrated that elevated IL-8 expression correlated with unfavourable prognosis.

conclusionsOur findings suggest that IL-8 expression is associated with certain clinicopathological features including age and is a potent prognostic marker in lung adenocarcinoma, especially in oncogenic KRAS-driven adenocarcinoma.

Indexed as

PrognosisAdenocarcinomaAdenocarcinoma of LungAdultAgedAged, 80 and overDisease-Free SurvivalFemaleGene Expression Regulation, NeoplasticHumansInterleukin-8Kaplan-Meier EstimateLung NeoplasmsMaleMiddle AgedMutationInterleukin-8KRAS protein, humanProto-Oncogene ProteinsProto-Oncogene Proteins p21(ras)ras Proteins

Identifiers

PMID24577055
PMCPMC3992490
OpenAlexW2006558754

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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.