Evidence map›Paper›PMID 26617889›Full record

ArticleInternational journal of clinical and experimental pathology2015

Expression profile of mucin-associated sialyl-Tn antigen in Chinese patients with different colorectal lesions (adenomas, carcinomas).

Feng Xu, Cuizhen Fan, Shanshan Fan, Fuquan Liu, Tao Wen, Guangyu An, Guosheng Feng

Open access · greenAbstract read
In one paragraph

Article in International journal of clinical and experimental pathology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 1 pooled it
0.5field-weighted citation impact, top 33% 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

12 citing papers in PubMed, 1 synthesis or guideline pooled it, 15 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

7 authors at 1 institution in 1 country.

Feng XuDepartment of General Surgery, Beijing Chao-Yang Hospital, Capital Medical University Beijing 100020, China.
Cuizhen FanDepartment of Oncology, Medical Research Center, Beijing Chao-Yang Hospital, Capital Medical University Beijing 100020, China.
Shanshan FanDepartment of Oncology, Medical Research Center, Beijing Chao-Yang Hospital, Capital Medical University Beijing 100020, China.
Fuquan LiuDepartment of Interventional Radiology, Beijing Shijitan Hospital, Capital Medical University Beijing 100038, China.
Tao WenMedical Research Cente, Beijing Chao-Yang Hospital, Capital Medical University Beijing 100020, China.
Guangyu AnDepartment of Oncology, Medical Research Center, Beijing Chao-Yang Hospital, Capital Medical University Beijing 100020, China.
Guosheng FengDepartment of General Surgery, Beijing Chao-Yang Hospital, Capital Medical University Beijing 100020, China.
Capital Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe sialyl-Tn (sTn) antigen is a mucin-associated carbohydrate antigen expressed by numerous human carcinomas, and is also claimed to be a prognostic factor in colorectal cancer. But the associations between sTn and colorectal cancer remain elusive and controversial. Here, we investigated the expression profile of sTn antigen in a series of human colorectal tissue samples including normal colon, colorectal adenomas, and colorectal carcinomas (CRCs), with an aim to analyzing whether sTn plays a role in the progression and development of Chinese patients with CRCs.

methodsImmunohistochemical staining of sTn antigen was performed in formalin-fixed, paraffin-embedded colonic sections from 4 healthy controls, 44 patients with colorectal adenomas, and 186 patients with primary CRCs.

resultsNo sTn antigen was detected in normal colonic tissues. There were 41 of 44 patients with colorectal adenomas (93.2%), and 141 of 186 patients with CRCs (75.8%) found to express sTn antigen. The patterns of sTn localization were different in adenomas and carcinomas of colonic tissues. Colorectal adenomas showed predominant supranuclear distribution of sTn antigen, while carcinomas revealed apical membrane, mucin droplet and diffuse cytoplasmic localization. Notably, sTn was significantly associated with the degree of differentiation (P = 0.006) and perineural invasion (P = 0.041) of the tumors, but was independent of age, gender, tumor location, depth of penetration, status of lymph nodes, lymphovascular invasion and TNM stage.

conclusionsThese results indicate that sTn may play a role in initiating colorectal carcinogenesis and promoting tumor progression. Determination of sTn expression and localization may assist in evaluating malignant status of colorectal lesions.

Indexed as

AdenomaAntigens, Tumor-Associated, CarbohydrateAsian PeopleBiomarkers, TumorCarcinomaColonColorectal NeoplasmsFemaleHumansMaleMiddle AgedMucinsNeoplasm StagingAntigens, Tumor-Associated, CarbohydrateBiomarkers, TumorMucinssialosyl-Tn antigencolorectal adenomacolorectal carcinomaexpression patternsTn antigen

Identifiers

PMID26617889
PMCPMC4637705
OpenAlexW2184337866

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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.