Evidence map›Paper›PMID 34948172›Full record

ArticleInternational journal of molecular sciences2021

Gene Expression Profile in Primary Tumor Is Associated with Brain-Tropism of Metastasis from Lung Adenocarcinoma.

Yen-Yu Lin, Yu-Chao Wang, Da-Wei Yeh, Chen-Yu Hung, Yi-Chen Yeh, Hsiang-Ling Ho, Hsiang-Chen Mon, Mei-Yu Chen, Yu-Chung Wu, Teh-Ying Chou

Open access · goldAbstract read
In one paragraph

Article in International journal of molecular sciences, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
1.3field-weighted citation impact, top 18% 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

14 citing papers in PubMed, 14 citations in OpenAlex.

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  7. Significance ofFrontiers in pharmacology · 2025
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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

10 authors at 3 institutions in 1 country.

Yen-Yu LinDepartment of Pathology and Laboratory Medicine, Taipei Veterans General Hospital, Taipei 112201, Taiwan.
Yu-Chao WangInstitute of Biomedical Informatics, National Yang Ming Chiao Tung University, Taipei 112304, Taiwan.
Da-Wei YehInstitute of Biomedical Informatics, National Yang Ming Chiao Tung University, Taipei 112304, Taiwan.
Chen-Yu HungInstitute of Biomedical Informatics, National Yang Ming Chiao Tung University, Taipei 112304, Taiwan.
Yi-Chen YehDepartment of Pathology and Laboratory Medicine, Taipei Veterans General Hospital, Taipei 112201, Taiwan.ORCID 0000-0002-6442-4967
Hsiang-Ling HoDepartment of Pathology and Laboratory Medicine, Taipei Veterans General Hospital, Taipei 112201, Taiwan.
Hsiang-Chen MonDepartment of Pathology and Laboratory Medicine, Taipei Veterans General Hospital, Taipei 112201, Taiwan.
Mei-Yu ChenInstitute of Biochemistry and Molecular Biology, National Yang Ming Chiao Tung University, Taipei 112304, Taiwan.ORCID 0000-0002-5765-9178
Yu-Chung WuDepartment of Thoracic Surgery, Taipei Medical University Hospital, Taipei 110301, Taiwan.
Teh-Ying ChouDepartment of Pathology and Laboratory Medicine, Taipei Veterans General Hospital, Taipei 112201, Taiwan.
National Yang Ming Chiao Tung University · TWTaipei Medical University Hospital · TWTaipei Veterans General Hospital · TW

Funding

Ministry of Health and Welfare, Taiwan MOHW108-TDU-B-211-124019Ministry of Health and Welfare, Taiwan MOHW109-TDU-B-211-134019Ministry of Science and Technology, Taiwan MOST 107-2221-E-010-019-MY3Ministry of Science and Technology, Taiwan MOST 109-2221-E-010-013-MY3Taipei Veterans General Hospital, Taiwan V108E-008-2Taipei Veterans General Hospital, Taiwan V109C-002Taipei Veterans General Hospital, Taiwan VTA108-V1-4-3
6 · The paper itself

Abstract

Lung adenocarcinoma has a strong propensity to metastasize to the brain. The brain metastases are difficult to treat and can cause significant morbidity and mortality. Identifying patients with increased risk of developing brain metastasis can assist medical decision-making, facilitating a closer surveillance or justifying a preventive treatment. We analyzed 27 lung adenocarcinoma patients who received a primary lung tumor resection and developed metastases within 5 years after the surgery. Among these patients, 16 developed brain metastases and 11 developed non-brain metastases only. We performed targeted DNA sequencing, RNA sequencing and immunohistochemistry to characterize the difference between the primary tumors. We also compared our findings to the published data of brain-tropic and non-brain-tropic lung adenocarcinoma cell lines. The results demonstrated that the targeted tumor DNA sequencing did not reveal a significant difference between the groups, but the RNA sequencing identified 390 differentially expressed genes. A gene expression signature including

Indexed as

Adenocarcinoma of LungAgedBiomarkers, TumorBrainBrain NeoplasmsCarcinoma, Non-Small-Cell LungCyclin-Dependent Kinase Inhibitor p16FemaleGene ExpressionGene Expression ProfilingGene Expression Regulation, NeoplasticHumansLung NeoplasmsMaleMiddle AgedNeoplasm MetastasisBiomarkers, TumorCDKN2A protein, humanCyclin-Dependent Kinase Inhibitor p16brain metastasisCDKN2Alung adenocarcinomaomics data analysisp16

Identifiers

PMID34948172
PMCPMC8703941
OpenAlexW4200066364

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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.