Evidence map›Paper›PMID 34885005›Full record

ReviewCancers2021

The Role of Bitter Taste Receptors in Cancer: A Systematic Review.

Sofie Zehentner, Agnes T Reiner, Christoph Grimm, Veronika Somoza

Open access · goldAbstract readReview
In one paragraph

Review in Cancers, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
3.1field-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

24 citing papers in PubMed, 39 citations in OpenAlex.

  1. Article
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  4. Article
  5. Review
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  7. A deadly taste: linking bitter taste receptors and apoptosis.Apoptosis : an international journal on programmed cell death · 2025
    Review
  8. Review
  9. Review
  10. Article
  11. Extragustatory bitter taste receptors in head and neck health and disease.Journal of molecular medicine (Berlin, Germany) · 2024
    Review
  12. Article
  13. Article
  14. Article
  15. Article
  16. Review
  17. Review
  18. Review
  19. Review
  20. Data-Driven Elucidation of Flavor Chemistry.Journal of agricultural and food chemistry · 2023
    Review
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

4 authors at 2 institutions in 2 countries.

Sofie ZehentnerDepartment of Physiological Chemistry, Faculty of Chemistry, University of Vienna, 1090 Vienna, Austria.ORCID 0000-0001-6462-964X
Agnes T ReinerDepartment of Physiological Chemistry, Faculty of Chemistry, University of Vienna, 1090 Vienna, Austria.ORCID 0000-0002-7077-1199
Christoph GrimmComprehensive Cancer Center Vienna, Gynecologic Cancer Unit, Department of General Gynecology and Gynecologic Oncology, Medical University of Vienna, 1090 Vienna, Austria.ORCID 0000-0003-2948-8129
Veronika SomozaDepartment of Physiological Chemistry, Faculty of Chemistry, University of Vienna, 1090 Vienna, Austria.
University of Vienna · ATComprehensive Cancer Center Vienna · AT

Funding

Vienna Science and Technology Fund LS18-059
6 · The paper itself

Abstract

backgroundSince it is known that bitter taste receptors (TAS2Rs) are expressed and functionally active in various extra-oral cells, their genetic variability and functional response initiated by their activation have become of broader interest, including in the context of cancer.

methodsA systematic research was performed in PubMed and Google Scholar to identify relevant publications concerning the role of TAS2Rs in cancer.

resultsWhile the findings on variations of TAS2R genotypes and phenotypes and their association to the risk of developing cancer are still inconclusive, gene expression analyses revealed that TAS2Rs are expressed and some of them are predominately downregulated in cancerous compared to non-cancerous cell lines and tissue samples. Additionally, receptor-specific, agonist-mediated activation induced various anti-cancer effects, such as decreased cell proliferation, migration, and invasion, as well as increased apoptosis. Furthermore, the overexpression of TAS2Rs resulted in a decreased tumour incidence in an in vivo study and TAS2R activation could even enhance the therapeutic effect of chemotherapeutics in vitro. Finally, higher expression levels of TAS2Rs in primary cancerous cells and tissues were associated with an improved prognosis in humans.

conclusionSince current evidence demonstrates a functional role of TAS2Rs in carcinogenesis, further studies should exploit their potential as (co-)targets of chemotherapeutics.

Indexed as

bitter tastebitter taste receptorscancer riskcarcinogenesisgenetic variabilityTAS2Rs

Identifiers

PMID34885005
PMCPMC8656863
OpenAlexW3215005634

What OpenQuestion holds

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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.