Evidence map›Paper›PMID 33988317›Full record

ArticleThe journal of pathology. Clinical research2021

Colonic epithelial cathelicidin (LL-37) expression intensity is associated with progression of colorectal cancer and presence of CD8

Ross J Porter, Graeme I Murray, Abdo Alnabulsi, Matthew P Humphries, Jacqueline A James, Manuel Salto-Tellez, Stephanie G Craig, Ji M Wang, Teizo Yoshimura, Mairi H McLean

Open access · goldAbstract read
In one paragraph

Article in The journal of pathology. Clinical research, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
0.9field-weighted citation impact, top 28% 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

12 citing papers in PubMed, 14 citations in OpenAlex.

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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

10 authors at 6 institutions in 3 countries.

Ross J PorterCentre for Inflammation Research, Queens Medical Research Institute, University of Edinburgh, Edinburgh, UK.
Graeme I MurraySchool of Medicine, Medical Sciences and Nutrition, University of Aberdeen, Aberdeen, UK.ORCID 0000-0003-3981-2420
Abdo AlnabulsiSchool of Medicine, Medical Sciences and Nutrition, University of Aberdeen, Aberdeen, UK.
Matthew P HumphriesPrecision Medicine Centre of Excellence, The Patrick G Johnston Centre for Cancer Research, Queen's University, Belfast, UK.
Jacqueline A JamesPrecision Medicine Centre of Excellence, The Patrick G Johnston Centre for Cancer Research, Queen's University, Belfast, UK.
Manuel Salto-TellezPrecision Medicine Centre of Excellence, The Patrick G Johnston Centre for Cancer Research, Queen's University, Belfast, UK.ORCID 0000-0001-8586-282X
Stephanie G CraigPrecision Medicine Centre of Excellence, The Patrick G Johnston Centre for Cancer Research, Queen's University, Belfast, UK.
Ji M WangCancer and Inflammation Program, Center for Cancer Research, National Cancer Institute at Frederick, Frederick, MD, USA.
Teizo YoshimuraDepartment of Pathology and Experimental Medicine, Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University, Okayama, Japan.
Mairi H McLeanDivision of Molecular & Clinical Medicine, School of Medicine, University of Dundee, Dundee, UK.ORCID 0000-0002-7443-2653
Queen's University Belfast · GBUniversity of Aberdeen · GBCentre for Inflammation Research · GBFrederick National Laboratory for Cancer Research · USOkayama University · JPUniversity of Dundee · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Colorectal cancer (CRC) remains a leading cause of cancer mortality. Here, we define the colonic epithelial expression of cathelicidin (LL-37) in CRC. Cathelicidin exerts pleotropic effects including anti-microbial and immunoregulatory functions. Genetic knockout of cathelicidin led to increased size and number of colorectal tumours in the azoxymethane-induced murine model of CRC. We aimed to translate this to human disease. The expression of LL-37 in a large (n = 650) fully characterised cohort of treatment-naïve primary human colorectal tumours and 50 matched normal mucosa samples with associated clinical and pathological data (patient age, gender, tumour site, tumour stage [UICC], presence or absence of extra-mural vascular invasion, tumour differentiation, mismatch repair protein status, and survival to 18 years) was assessed by immunohistochemistry. The biological consequences of LL-37 expression on the epithelial barrier and immune cell phenotype were assessed using targeted quantitative PCR gene expression of epithelial permeability (CLDN2, CLDN4, OCLN, CDH1, and TJP1) and cytokine (IL-1β, IL-18, IL-33, IL-10, IL-22, and IL-27) genes in a human colon organoid model, and CD3

Indexed as

Disease ProgressionImmunohistochemistryAgedAnimalsCathelicidinsCD8-Positive T-LymphocytesCohort StudiesColorectal NeoplasmsCytokinesFemaleGene ExpressionHumansIntestinal MucosaMaleMiceOrganoidsCAMP protein, humanCathelicidinsCytokinescathelicidincolorectal cancerLL-37lymphocytesorganoid

Identifiers

PMID33988317
PMCPMC8363930
OpenAlexW3162677456

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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.