Evidence map›Paper›PMID 34885011›Full record

ArticleCancers2021

Proteomic Analysis Identifies FNDC1, A1BG, and Antigen Processing Proteins Associated with Tumor Heterogeneity and Malignancy in a Canine Model of Breast Cancer.

Yonara G Cordeiro, Leandra M Mulder, René J M van Zeijl, Lindsay B Paskoski, Peter van Veelen, Arnoud de Ru, Ricardo F Strefezzi, Bram Heijs, Heidge Fukumasu

Open access · goldAbstract read
In one paragraph

Article in Cancers, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
2.9field-weighted citation impact, top 8% 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

19 citing papers in PubMed, 1 synthesis or guideline pooled it, 26 citations in OpenAlex.

  1. Pooled it
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  3. FNDC1 Competitively Binds Gβ2 to Suppress the β-Catenin-Destruction Complex and Promote Gastric Cancer Malignancy.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2026
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  19. [FNDC1 is highly expressed in lung adenocarcinoma and closely related with poor prognosis].Nan fang yi ke da xue xue bao = Journal of Southern Medical University · 2022
    Article
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

9 authors at 2 institutions in 2 countries.

Yonara G CordeiroLaboratory of Comparative and Translational Oncology, Department of Veterinary Medicine, School of Animal Science and Food Engineering, University of São Paulo, Pirassununga 13635-900, Brazil.
Leandra M MulderCenter of Proteomics and Metabolomics, Leiden University Medical Center, 2300 RC Leiden, The Netherlands.
René J M van ZeijlCenter of Proteomics and Metabolomics, Leiden University Medical Center, 2300 RC Leiden, The Netherlands.
Lindsay B PaskoskiLaboratory of Comparative and Translational Oncology, Department of Veterinary Medicine, School of Animal Science and Food Engineering, University of São Paulo, Pirassununga 13635-900, Brazil.
Peter van VeelenCenter of Proteomics and Metabolomics, Leiden University Medical Center, 2300 RC Leiden, The Netherlands.
Arnoud de RuCenter of Proteomics and Metabolomics, Leiden University Medical Center, 2300 RC Leiden, The Netherlands.
Ricardo F StrefezziLaboratory of Comparative and Translational Oncology, Department of Veterinary Medicine, School of Animal Science and Food Engineering, University of São Paulo, Pirassununga 13635-900, Brazil.ORCID 0000-0002-8810-2815
Bram HeijsCenter of Proteomics and Metabolomics, Leiden University Medical Center, 2300 RC Leiden, The Netherlands.ORCID 0000-0001-6328-9305
Heidge FukumasuLaboratory of Comparative and Translational Oncology, Department of Veterinary Medicine, School of Animal Science and Food Engineering, University of São Paulo, Pirassununga 13635-900, Brazil.ORCID 0000-0002-3265-5090
Leiden University Medical Center · NLUniversidade de São Paulo · BR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

New insights into the underlying biological processes of breast cancer are needed for the development of improved markers and treatments. The complex nature of mammary cancer in dogs makes it a great model to study cancer biology since they present a high degree of tumor heterogeneity. In search of disease-state biomarkers candidates, we applied proteomic mass spectrometry imaging in order to simultaneously detect histopathological and molecular alterations whilst preserving morphological integrity, comparing peptide expression between intratumor populations in distinct levels of differentiation. Peptides assigned to FNDC1, A1BG, and double-matching keratins 18 and 19 presented a higher intensity in poorly differentiated regions. In contrast, we observed a lower intensity of peptides matching calnexin, PDIA3, and HSPA5 in poorly differentiated cells, which enriched for protein folding in the endoplasmic reticulum and antigen processing, assembly, and loading of class I MHC. Over-representation of collagen metabolism, coagulation cascade, extracellular matrix components, cadherin-binding and cell adhesion pathways also distinguished cell populations. Finally, an independent validation showed FNDC1, A1BG, PDIA3, HSPA5, and calnexin as significant prognostic markers for human breast cancer patients. Thus, through a spatially correlated characterization of spontaneous carcinomas, we described key proteins which can be further validated as potential prognostic biomarkers.

Indexed as

breast cancercanine modelcomparative oncologyMALDI imagingtumor progression

Identifiers

PMID34885011
PMCPMC8657005
OpenAlexW3216276657

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.