Evidence map›Paper›PMID 29375559›Full record

ArticleFrontiers in immunology2017

The Different Functional Distribution of "Not Effector" T Cells (Treg/Tnull) in Colorectal Cancer.

Elena Niccolai, Federica Ricci, Edda Russo, Giulia Nannini, Giacomo Emmi, Antonio Taddei, Maria Novella Ringressi, Filippo Melli, Manouela Miloeva, Fabio Cianchi and 3 more

Open access · goldAbstract read
In one paragraph

Article in Frontiers in immunology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
2.3field-weighted citation impact, top 11% 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

30 citing papers in PubMed, 40 citations in OpenAlex.

  1. Article
  2. Article
  3. Significance of Th1 and Th2 Cell Densities and Th1/Th2 Cytokine Profiles in Colorectal Cancer.Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology · 2025
    Article
  4. Review
  5. Review
  6. Article
  7. Article
  8. Article
  9. Aging · 2022
    Article
  10. Article
  11. Systemic Interleukins' Profile in Early and Advanced Colorectal Cancer.International journal of molecular sciences · 2021
    Review
  12. Article
  13. Article
  14. Review
  15. Review
  16. Review
  17. Review
  18. Observational
  19. Observational
  20. 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

13 authors at 1 institution in 1 country.

Elena NiccolaiDepartment of Surgery and Translational Medicine, University of Florence, Florence, Italy.
Federica RicciDepartment of Biomedical, Experimental and Clinical Sciences "Mario Serio", University of Florence, Florence, Italy.
Edda RussoDepartment of Clinical and Experimental Medicine, University of Florence, Florence, Italy.
Giulia NanniniDepartment of Clinical and Experimental Medicine, University of Florence, Florence, Italy.
Giacomo EmmiDepartment of Clinical and Experimental Medicine, University of Florence, Florence, Italy.
Antonio TaddeiDepartment of Surgery and Translational Medicine, University of Florence, Florence, Italy.
Maria Novella RingressiDepartment of Surgery and Translational Medicine, University of Florence, Florence, Italy.
Filippo MelliDepartment of Surgery and Translational Medicine, University of Florence, Florence, Italy.
Manouela MiloevaDepartment of Surgery and Translational Medicine, University of Florence, Florence, Italy.
Fabio CianchiDepartment of Surgery and Translational Medicine, University of Florence, Florence, Italy.
Paolo BechiDepartment of Surgery and Translational Medicine, University of Florence, Florence, Italy.
Domenico PriscoDepartment of Biomedical, Experimental and Clinical Sciences "Mario Serio", University of Florence, Florence, Italy.
Amedeo AmedeiDepartment of Biomedical, Experimental and Clinical Sciences "Mario Serio", University of Florence, Florence, Italy.
University of Florence · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Colorectal cancer (CRC) is the third most common cancer worldwide, ranking as high as the second leading cause of cancer-related deaths in industrialized countries. Consistent with immunosurveillance theory, the immune system is crucial to protect the host from developing tumors, and the major players in tumoral immunity are effector T cells. Anyway, cancer cells develop strategies of immunoevasion influencing the cancer-specific lymphocyte priming, activation, and effector function. Therefore, the T cell subsets that mature during the stages of tumor growth, differently contribute to disease progression and/or regression. In our study, we analyzed the intra-tumoral and peripheral T cell subsets' distribution in 30 patients with CRC, in order to clarify their functional role toward cancer. We found that percentage of infiltrating effector T cells decreased in cancer tissue than in healthy mucosa and that the tumor microenvironment negatively influences the cytolytic activity of T lymphocytes reactive to cancer cells. Moreover, we found that the tumor tissue was infiltrated by a large amount of "not effector" T (neT) cells with a regulatory or an anergic profile, which are unable to kill cancer cells, may be contributing to the CRC promotion. The presence of neT cells was investigated also in the peripheral blood of CRC patients, demonstrating that the peripheral T regulatory cells can inhibit the proliferation of effector T cells, confirming their immunosuppressive properties. Finally, monitoring the changes in circulating neT cells' frequencies after the tumor removal, we confirmed the role of cancer in the modulation of immune system, in particular, in supporting a Tregs-mediated immunosuppression.

Indexed as

antitumor immune responsescolorectal cancernot effector T cellsregulatory T cellsT helpertumor-infiltrating lymphocytestumor microenvironment

Identifiers

PMID29375559
PMCPMC5770731
OpenAlexW2779173641

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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.