Evidence map›Paper›PMID 33691728›Full record

ReviewCell communication and signaling : CCS2021

Signaling pathways in intestinal homeostasis and colorectal cancer: KRAS at centre stage.

Camille Ternet, Christina Kiel

Abstract readReview
In one paragraph

Review in Cell communication and signaling : CCS, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing 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

32 citing papers in PubMed.

  1. Phase variable colony morphotypes ofInfection and immunity · 2026
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  19. Cancers · 2024
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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

2 authors.

Camille TernetSchool of Medicine, Systems Biology Ireland, and UCD Charles Institute of Dermatology, University College Dublin, Belfield, Dublin 4, Ireland.
Christina KielSchool of Medicine, Systems Biology Ireland, and UCD Charles Institute of Dermatology, University College Dublin, Belfield, Dublin 4, Ireland. christina.kiel@ucd.ie.ORCID 0000-0001-8454-6008

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The intestinal epithelium acts as a physical barrier that separates the intestinal microbiota from the host and is critical for preserving intestinal homeostasis. The barrier is formed by tightly linked intestinal epithelial cells (IECs) (i.e. enterocytes, goblet cells, neuroendocrine cells, tuft cells, Paneth cells, and M cells), which constantly self-renew and shed. IECs also communicate with microbiota, coordinate innate and adaptive effector cell functions. In this review, we summarize the signaling pathways contributing to intestinal cell fates and homeostasis functions. We focus especially on intestinal stem cell proliferation, cell junction formation, remodelling, hypoxia, the impact of intestinal microbiota, the immune system, inflammation, and metabolism. Recognizing the critical role of KRAS mutants in colorectal cancer, we highlight the connections of KRAS signaling pathways in coordinating these functions. Furthermore, we review the impact of KRAS colorectal cancer mutants on pathway rewiring associated with disruption and dysfunction of the normal intestinal homeostasis. Given that KRAS is still considered undruggable and the development of treatments that directly target KRAS are unlikely, we discuss the suitability of targeting pathways downstream of KRAS as well as alterations of cell extrinsic/microenvironmental factors as possible targets for modulating signaling pathways in colorectal cancer. Video Abstract.

Indexed as

HomeostasisSignal TransductionAnimalsColorectal NeoplasmsHumansIntestinesMutationProto-Oncogene Proteins p21(ras)Proto-Oncogene Proteins p21(ras)Colorectal cancerHypoxiaInflammationIntestinal stem cellsKRASMAPK pathwayMetabolic reprogrammingMicroenvironmentReactive oxygen speciesSmall GTPases

Identifiers

PMID33691728
PMCPMC7945333

What OpenQuestion holds

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LicenceCC BY
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.