Evidence map›Paper›PMID 35769561›Full record

ArticleFrontiers in allergy2022

Epigenetic Differences in Long Non-coding RNA Expression in Finnish and Russian Karelia Teenagers With Contrasting Risk of Allergy and Asthma.

Joseph Ndika, Piia Karisola, Vilma Lahti, Nanna Fyhrquist, Tiina Laatikainen, Tari Haahtela, Harri Alenius

Open access · goldAbstract read
In one paragraph

Article in Frontiers in allergy, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.8field-weighted citation impact, top 34% 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

4 citing papers in PubMed, 8 citations in OpenAlex.

  1. Review
  2. Genetic mechanisms of pollinosis: interactions between genes and environmental factors.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2025
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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

7 authors at 4 institutions in 2 countries.

Joseph NdikaHuman Microbiome Research (HUMI), Faculty of Medicine, University of Helsinki, Helsinki, Finland.
Piia KarisolaHuman Microbiome Research (HUMI), Faculty of Medicine, University of Helsinki, Helsinki, Finland.
Vilma LahtiHuman Microbiome Research (HUMI), Faculty of Medicine, University of Helsinki, Helsinki, Finland.
Nanna FyhrquistInstitute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden.
Tiina LaatikainenDepartment of Public Health Solutions, Finnish Institute for Health and Welfare (THL), Helsinki, Finland.
Tari HaahtelaSkin and Allergy Hospital, Helsinki University Hospital, University of Helsinki, Helsinki, Finland.
Harri AleniusHuman Microbiome Research (HUMI), Faculty of Medicine, University of Helsinki, Helsinki, Finland.
University of Helsinki · FIKarolinska Institutet · SEHelsinki University Hospital · FIUniversity of Eastern Finland · FI

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Previously, we investigated skin microbiota and blood cell gene expression in Finnish and Russian teenagers with contrasting incidence of allergic conditions. The microbiota and transcriptomic signatures were distinctly different, with high Acinetobacter abundance and suppression of genes regulating innate immune response in healthy subjects. Objective: Here, we investigated long non-coding RNA (lncRNA) expression profiles of blood mononuclear cells (PBMC) from healthy and allergic subjects, to identify lncRNAs that act at the interphase of microbiome-mediated immune homeostasis in allergy/asthma. Methods: Genome-wide co-expression network analyses of blood cell lncRNA/mRNA expression was integrated with skin microbiota profiles of Finnish (69) and Russian (75) subjects. Selected lncRNAs were validated by stimulation of cohort-derived PBMCs and a macrophage cell model with birch pollen allergen (Betv1) or lipopolysaccharide, respectively. Results: Finnish and Russian PBMCs were differentiated by 3,818 lncRNA transcripts. In the Finnish subjects with high prevalence of allergy and asthma, a subset of 37 downregulated lncRNAs (including, Conclusion: In Finnish and Russian teenagers with contrasting allergy and asthma prevalence, epigenetic differences in lncRNA expression appear to be important components of the underlying microbiota-immune interactions. Unraveling the functions of the 37 differing lncRNAs may be the key to understanding microbiome-immune crosstalk, and to develop clinically relevant biomarkers.

Indexed as

allergyasthmaimmune homeostasislong non-coding RNAmicrobiota

Identifiers

PMID35769561
PMCPMC9234912
OpenAlexW4224952597

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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.