Evidence map›Paper›PMID 38866914›Full record

ArticleScientific reports2024

Elevated fecal calprotectin is associated with gut microbial dysbiosis, altered serum markers and clinical outcomes in older individuals.

Sebastian Heinzel, Jenna Jureczek, Veera Kainulainen, Anni I Nieminen, Ulrike Suenkel, Anna-Katharina von Thaler, Christoph Kaleta, Gerhard W Eschweiler, Kathrin Brockmann, Velma T E Aho and 4 more

Abstract read
In one paragraph

Article in Scientific reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing 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

23 citing papers in PubMed.

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  9. Psoriatic Arthritis: Developments in 2025.Mediterranean journal of rheumatology · 2026
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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.

Sebastian Heinzel *Department of Neurology, University Medical Centre Schleswig-Holstein (UKSH), Kiel, Germany. s.heinzel@neurologie.uni-kiel.de.
Jenna Jureczek *Department of Neurology, University Medical Centre Schleswig-Holstein (UKSH), Kiel, Germany.
Veera KainulainenHuman Microbiome Research Program, Faculty of Medicine, University of Helsinki, Helsinki, Finland.
Anni I NieminenInstitute for Molecular Medicine Finland, University of Helsinki, Helsinki, Finland.
Ulrike SuenkelDepartment of Psychiatry and Psychotherapy, German Center of Mental Health, Tübingen University Hospital, Tübingen, Germany.
Anna-Katharina von ThalerDepartment of Neurology, University Medical Centre Schleswig-Holstein (UKSH), Kiel, Germany.
Christoph KaletaInstitute of Experimental Medicine, Christian-Albrechts-University Kiel and University Medical Center Schleswig-Holstein (UKSH), Kiel, Germany.
Gerhard W EschweilerDepartment of Psychiatry and Psychotherapy, German Center of Mental Health, Tübingen University Hospital, Tübingen, Germany.
Kathrin BrockmannDepartment of Neurodegeneration, Hertie Institute for Clinical Brain Research, German Center for Neurodegenerative Diseases, University of Tübingen, Tübingen, Germany.
Velma T E AhoDepartment of Neurology, Helsinki University Hospital, Helsinki, Finland.
Petri AuvinenInstitute of Biotechnology, University of Helsinki, Helsinki, Finland.
Walter MaetzlerDepartment of Neurology, University Medical Centre Schleswig-Holstein (UKSH), Kiel, Germany.
Daniela BergDepartment of Neurology, University Medical Centre Schleswig-Holstein (UKSH), Kiel, Germany.
Filip ScheperjansDepartment of Neurology, Helsinki University Hospital, Helsinki, Finland.

Funding

Germany Research Society 675915Research Council of Finland 310835
6 · The paper itself

Abstract

Fecal calprotectin is an established marker of gut inflammation in inflammatory bowel disease (IBD). Elevated levels of fecal calprotectin as well as gut microbial dysbiosis have also been observed in other clinical conditions. However, systemic and multi-omics alterations linked to elevated fecal calprotectin in older individuals remain unclear. This study comprehensively investigated the relationship between fecal calprotectin levels, gut microbiome composition, serum inflammation and targeted metabolomics markers, and relevant lifestyle and medical data in a large sample of older individuals (n = 735; mean age ± SD: 68.7 ± 6.3) from the TREND cohort study. Low (0-50 μg/g; n = 602), moderate (> 50-100 μg/g; n = 64) and high (> 100 μg/g; n = 62) fecal calprotectin groups were stratified. Several pro-inflammatory gut microbial genera were significantly increased and short-chain fatty acid producing genera were decreased in high vs. low calprotectin groups. In serum, IL-17C, CCL19 and the toxic metabolite indoxyl sulfate were increased in high vs. low fecal calprotectin groups. These changes were partially mediated by the gut microbiota. Moreover, the high fecal calprotectin group showed increased BMI and a higher disease prevalence of heart attack and obesity. Our findings contribute to the understanding of fecal calprotectin as a marker of gut dysbiosis and its broader systemic and clinical implications in older individuals.

Indexed as

BiomarkersDysbiosisFecesGastrointestinal MicrobiomeLeukocyte L1 Antigen ComplexAgedCohort StudiesFemaleHumansInflammatory Bowel DiseasesMaleMiddle AgedBiomarkersLeukocyte L1 Antigen ComplexCalprotectinCardiovascular diseaseGut microbiotaInflammationMetabolitesNeurological disease

Identifiers

PMID38866914
PMCPMC11169261

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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.