Evidence map›Paper›PMID 30232408›Full record

ArticleOncogene2019

Klotho suppresses colorectal cancer through modulation of the unfolded protein response.

Tammi Arbel Rubinstein, Shiri Shahmoon, Ehud Zigmond, Tal Etan, Keren Merenbakh-Lamin, Metsada Pasmanik-Chor, Gil Har-Zahav, Iris Barshack, Gilad W Vainer, Nir Skalka and 4 more

Abstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
2.9field-weighted citation impact, top 9% 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

29 citing papers in PubMed, 53 citations in OpenAlex.

  1. Review
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  4. Review
  5. NSAID use may decrease serum Klotho levels.Frontiers in endocrinology · 2025
    Article
  6. Article
  7. Article
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  9. [Research Progress of Klotho in Lung Neoplasms].Zhongguo fei ai za zhi = Chinese journal of lung cancer · 2023
    Article
  10. Review
  11. Article
  12. Article
  13. Article
  14. Article
  15. Review
  16. Article
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  18. KL1 Domain of Longevity Factor Klotho Mimics the Metabolome of Cognitive Stimulation and Enhances Cognition in Young and Aging Mice.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2022
    Article
  19. 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

14 authors at 3 institutions in 1 country.

Tammi Arbel RubinsteinInstitute of Oncology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel.
Shiri ShahmoonInstitute of Oncology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel.
Ehud ZigmondSackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.
Tal EtanInstitute of Oncology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel.
Keren Merenbakh-LaminInstitute of Oncology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel.
Metsada Pasmanik-ChorBioinformatics Unit, Faculty of Life Science, Tel Aviv University, Tel Aviv, Israel.
Gil Har-ZahavDepartment of Pediatric Surgery, Safra Children's Hospital, Sheba Medical Center, Tel Hashomer, Israel.
Iris BarshackSackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.
Gilad W VainerPathology Institute, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel.
Nir SkalkaSackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.
Rina Rosin-ArbesfeldSackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.
Chen VarolThe Research Center for Digestive Tract & Liver Diseases, Tel-Aviv Sourasky Medical Center, Tel Aviv, Israel.
Tami RubinekInstitute of Oncology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel.
Ido WolfInstitute of Oncology, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel. wolf-i@inter.net.il.
Tel Aviv University · ILTel Aviv Sourasky Medical Center · ILEdmond and Lily Safra Children's Hospital · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Klotho is an anti-aging transmembrane protein, which can be shed and function as a hormone. Accumulating data indicate klotho as a tumor suppressor in a wide array of malignancies and indicate the subdomain KL1 as the active region of the protein. We aimed to study the role of klotho as a tumor suppressor in colorectal cancer. Bioinformatics analyses of TCGA datasets indicated reduced klotho mRNA levels in human colorectal cancer, along with negative regulation of klotho expression by hypermethylation of the promoter and 1st exon, and hypomethylation of an area within the gene. Overexpression or treatment with klotho or KL1 inhibited proliferation of colorectal cancer cells in vitro. The in vivo activity of klotho and KL1 was examined using two models recapitulating development of tumors in the normal colonic environment of immune-competent mice. Treatment with klotho inhibited formation of colon polyps induced by the carcinogen azoxymethane, and KL1 treatment slowed growth of orthotopically-implanted colorectal tumors. Gene expression array revealed that klotho and KL1 expression enhanced the unfolded protein response (UPR) and this was further established by increased levels of spliced XBP1, GRP78 and phosphorylated-eIF2α. Furthermore, attenuation of the UPR partially abrogated klotho tumor suppressor activity. In conclusion, this study indicates klotho as a tumor suppressor in colorectal cancer and identifies, for the first time, the UPR as a pathway mediating klotho activities in cancer. These data suggest that administration of exogenous klotho or KL1 may serve as a novel strategy for prevention and treatment of colorectal cancer.

Indexed as

Unfolded Protein ResponseAnimalsCell Line, TumorColorectal NeoplasmsDatabases, Nucleic AcidEndoplasmic Reticulum Chaperone BiPGlucuronidaseHumansKlotho ProteinsMaleMiceNeoplasm ProteinsEndoplasmic Reticulum Chaperone BiPGlucuronidaseHSPA5 protein, humanHspa5 protein, mouseKlotho ProteinsNeoplasm Proteins

Identifiers

PMID30232408
OpenAlexW2890880785

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.