Evidence map›Paper›PMID 20419298›Full record

ArticleCancer immunology, immunotherapy : CII2010

Distinct molecular mechanisms leading to deficient expression of ER-resident aminopeptidases in melanoma.

Esther Kamphausen, Christiane Kellert, Tarish Abbas, Nadja Akkad, Stefan Tenzer, Graham Pawelec, Hansjoerg Schild, Peter van Endert, Barbara Seliger

Open access · greenAbstract read
In one paragraph

Article in Cancer immunology, immunotherapy : CII, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.2field-weighted citation impact, top 21% 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, 45 citations in OpenAlex.

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  11. Molecular backgrounds of ERAP1 downregulation in cervical carcinoma.Analytical cellular pathology (Amsterdam) · 2015
    Article
  12. Genetic evolution of T-cell resistance in the course of melanoma progression.Clinical cancer research : an official journal of the American Association for Cancer Research · 2014
    Article
  13. Article
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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

9 authors at 4 institutions in 2 countries.

Esther KamphausenInstitute of Medical Immunology, Martin-Luther-University Halle-Wittenberg, Magdeburger Str. 2, 06112, Halle (Saale), Germany.
Christiane Kellert
Tarish Abbas
Nadja Akkad
Stefan Tenzer
Graham Pawelec
Hansjoerg Schild
Peter van Endert
Barbara Seliger
Martin Luther University Halle-Wittenberg · DEJohannes Gutenberg University Mainz · DEInserm · FRUniversity of Tübingen · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Immune surveillance of tumour cells by CD8(+) cytotoxic T cells plays a key role in the establishment and control of an anti-tumour response. This process requires the generation of antigenic peptides, which are largely produced by the proteasome in combination with other proteases located in either the cytoplasm and/or the endoplasmic reticulum (ER). The ER-resident aminopeptidases ERAP1 and ERAP2 trim or even destroy HLA class I-binding peptides thereby shaping the peptide repertoire presented for T cell recognition. So far there exists limited information about the expression pattern of ERAP1 and/or ERAP2 in human tumours of distinct histotypes. Therefore, the expression profiles and modes of regulation of both aminopeptidases were determined in a large series of melanoma cell lines. A heterogeneous expression ranging from high to reduced or even total loss of ERAP1 and/or ERAP2 mRNA and/or protein expression was detected, which often could be induced/upregulated by interferon-gamma treatment. The observed altered ERAP1 and/or ERAP2 expression and activity levels were either mediated by sequence alterations affecting the promoter or enzymatic activities, leading to either transcriptional and/or post-transcriptional downregulation mechanisms or limited or excessive processing activities, which both might have an impact on the antigenic peptide repertoire presented on HLA class I molecules.

Indexed as

5' Untranslated RegionsAminopeptidasesAntigen PresentationAntigens, NeoplasmCell Line, TumorCloning, MolecularEndoplasmic ReticulumGene Expression ProfilingGene Expression Regulation, NeoplasticHLA AntigensHumansInterferon-gammaMelanomaMinor Histocompatibility AntigensMutagenesis, Site-Directed5' Untranslated RegionsAminopeptidasesAntigens, NeoplasmERAP1 protein, humanERAP2 protein, humanHLA AntigensInterferon-gammaMinor Histocompatibility Antigens

Identifiers

PMID20419298
PMCPMC11030553
OpenAlexW2081764901

What OpenQuestion holds

Textmetadata
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.