Evidence map›Paper›PMID 22805328›Full record

ArticleBritish journal of cancer2012

Prognostic significance of L-type amino-acid transporter 1 expression in surgically resected pancreatic cancer.

K Kaira, Y Sunose, K Arakawa, T Ogawa, N Sunaga, K Shimizu, H Tominaga, N Oriuchi, H Itoh, S Nagamori and 6 more

Abstract read
In one paragraph

Article in British journal of cancer, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 114 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
114citing papers in PubMed, 3 pooled it
–field-weighted citation impact
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

114 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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54 more citing papers are in PubMed but not listed here.

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

16 authors.

K KairaDepartment of Medicine and Molecular Science, Gunma University Graduate School of Medicine, Showa-machi, Maebashi, Gunma 371-8511, Japan. kkaira1970@yahoo.co.jp
Y Sunose
K Arakawa
T Ogawa
N Sunaga
K Shimizu
H Tominaga
N Oriuchi
H Itoh
S Nagamori
Y Kanai
A Segawa
M Furuya
M Mori
T Oyama
I Takeyoshi

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe expression of L-type amino-acid transporter 1 (LAT1) is tumour-specific and has been shown to have essential roles in cell growth and survival. However, little is known regarding the clinical significance of LAT1 expression in pancreatic cancer. This study was conducted to determine the prognostic significance of LAT1 expression.

methodsA total of 97 consecutive patients with surgically resected pathological stage I-IV pancreatic ductal adenocarcinoma were retrospectively reviewed. Tumour sections were stained by immunohistochemistry for LAT1, CD98, Ki-67 and vascular endothelial growth factor (VEGF), and microvessel density was determined by CD34 and p53.

resultsL-type amino-acid transporter 1 and CD98 were highly expressed in 52.6% (51/97) and 56.7% (55/97) of cases, respectively (P=0.568). The expression of LAT1 within pancreatic cancer cells was significantly associated with disease stage, tumour size, Ki-67, VEGF, CD34, p53 and CD98. L-type amino-acid transporter 1 expression was confirmed to be a significant prognostic factor for predicting poor outcome by multivariate analysis.

conclusionL-type amino-acid transporter 1 expression is a promising pathological marker for the prediction of outcome in patients with pancreatic cancer.

Indexed as

AdultAgedAged, 80 and overBiomarkers, TumorCarcinoma, Pancreatic DuctalDisease-Free SurvivalFemaleFusion Regulatory Protein-1HumansImmunohistochemistryLarge Neutral Amino Acid-Transporter 1MalePancreatic NeoplasmsPrognosisBiomarkers, TumorFusion Regulatory Protein-1Large Neutral Amino Acid-Transporter 1

Identifiers

PMID22805328
PMCPMC3419959

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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.