Evidence map›Paper›PMID 19327144›Full record

ArticleBMC genomics2009

Comparative expression pathway analysis of human and canine mammary tumors.

Paolo Uva, Luigi Aurisicchio, James Watters, Andrey Loboda, Amit Kulkarni, John Castle, Fabio Palombo, Valentina Viti, Giuseppe Mesiti, Valentina Zappulli and 6 more

Abstract readComparative Study
In one paragraph

Article in BMC genomics, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 87 papers.

0numbers the graph read from it
0cells of the map it votes in
87citing papers in PubMed
–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

87 citing papers in PubMed.

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27 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.

Paolo UvaIRBM P Angeletti, Merck MRL-Rome, Pomezia, Italy. paolo.uva@gmail.com
Luigi Aurisicchio
James Watters
Andrey Loboda
Amit Kulkarni
John Castle
Fabio Palombo
Valentina Viti
Giuseppe Mesiti
Valentina Zappulli
Laura Marconato
Francesca Abramo
Gennaro Ciliberto
Armin Lahm
Nicola La Monica
Emanuele de Rinaldis

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSpontaneous tumors in dog have been demonstrated to share many features with their human counterparts, including relevant molecular targets, histological appearance, genetics, biological behavior and response to conventional treatments. Mammary tumors in dog therefore provide an attractive alternative to more classical mouse models, such as transgenics or xenografts, where the tumour is artificially induced. To assess the extent to which dog tumors represent clinically significant human phenotypes, we performed the first genome-wide comparative analysis of transcriptional changes occurring in mammary tumors of the two species, with particular focus on the molecular pathways involved.

resultsWe analyzed human and dog gene expression data derived from both tumor and normal mammary samples. By analyzing the expression levels of about ten thousand dog/human orthologous genes we observed a significant overlap of genes deregulated in the mammary tumor samples, as compared to their normal counterparts. Pathway analysis of gene expression data revealed a great degree of similarity in the perturbation of many cancer-related pathways, including the 'PI3K/AKT', 'KRAS', 'PTEN', 'WNT-beta catenin' and 'MAPK cascade'. Moreover, we show that the transcriptional relationships between different gene signatures observed in human breast cancer are largely maintained in the canine model, suggesting a close interspecies similarity in the network of cancer signalling circuitries.

conclusionOur data confirm and further strengthen the value of the canine mammary cancer model and open up new perspectives for the evaluation of novel cancer therapeutics and the development of prognostic and diagnostic biomarkers to be used in clinical studies.

Indexed as

Gene Expression ProfilingAnimalsBreast NeoplasmsCluster AnalysisComparative Genomic HybridizationComputational BiologyDisease Models, AnimalDNA, NeoplasmDog DiseasesDogsGene Expression Regulation, NeoplasticHumansMammary Neoplasms, AnimalOligonucleotide Array Sequence AnalysisPrincipal Component AnalysisDNA, Neoplasm

Identifiers

PMID19327144
PMCPMC2670324

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LicenceCC BY
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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.