Evidence map›Paper›PMID 39883751›Full record

ArticleScience (New York, N.Y.)2025

Scratching promotes allergic inflammation and host defense via neurogenic mast cell activation.

Andrew W Liu, Youran R Zhang, Chien-Sin Chen, Tara N Edwards, Sumeyye Ozyaman, Torben Ramcke, Lindsay M McKendrick, Eric S Weiss, Jacob E Gillis, Colin R Laughlin and 11 more

Abstract read
In one paragraph

Article in Science (New York, N.Y.), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing 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

37 citing papers in PubMed.

  1. Gut microbes · 2026
    Article
  2. Review
  3. Review
  4. Developments in Mast Cell Research.The Journal of allergy and clinical immunology · 2026
    Review
  5. Article
  6. Regulatory T cells in the skin: Origin, function, and plasticity.JID innovations : skin science from molecules to population health · 2026
    Review
  7. Review
  8. Context-dependent regulation of mast cell-mediated food allergy in C57BL/6J mice.The Journal of allergy and clinical immunology · 2026
    Article
  9. Article
  10. Data normalization and reanalysis of the pruritus-associated genes from microarray analysis.Journal of the European Academy of Dermatology and Venereology : JEADV · 2026
    Article
  11. Article
  12. Article
  13. Review
  14. Article
  15. Review
  16. Article
  17. Review
  18. An Anti-Cell Adhesion Molecule 1 Antibody Improves Mite Antigen-Induced Atopic Dermatitis-Like Lesions and Pruritus in NC/Nga Mice.Medical principles and practice : international journal of the Kuwait University, Health Science Centre · 2026
    Article
  19. Review
  20. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

21 authors.

Andrew W LiuDepartment of Dermatology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0000-0001-9065-6799
Youran R ZhangDepartment of Dermatology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0009-0005-6426-3082
Chien-Sin ChenDepartment of Dermatology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0000-0002-5847-1441
Tara N EdwardsDepartment of Dermatology, University of Pittsburgh, Pittsburgh, PA, USA.
Sumeyye OzyamanDepartment of Dermatology, University of Pittsburgh, Pittsburgh, PA, USA.
Torben RamckeDepartment of Dermatology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0000-0001-5616-845X
Lindsay M McKendrickDepartment of Dermatology, University of Pittsburgh, Pittsburgh, PA, USA.
Eric S WeissDepartment of Dermatology, University of Pittsburgh, Pittsburgh, PA, USA.
Jacob E GillisDepartment of Dermatology, University of Pittsburgh, Pittsburgh, PA, USA.
Colin R LaughlinDepartment of Immunology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0009-0008-1598-8572
Simran K RandhawaDepartment of Immunology, University of Pittsburgh, Pittsburgh, PA, USA.
Catherine M PhelpsDepartment of Immunology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0000-0001-7365-4628
Kazuo KuriharaDepartment of Dermatology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0000-0003-4964-1549
Hannah M KangDepartment of Dermatology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0009-0004-7586-6690
Sydney-Lam N NguyenDepartment of Dermatology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0009-0002-7116-5868
Jiwon KimDepartment of Anesthesiology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0009-0008-1668-1273
Tayler D SheahanDepartment of Anesthesiology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0000-0002-5015-0600
Sarah E RossDepartment of Anesthesiology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0000-0003-2593-3133
Marlies MeiselDepartment of Immunology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0000-0001-5156-8067
Tina L SumpterDepartment of Dermatology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0000-0001-9517-529X
Daniel H KaplanDepartment of Dermatology, University of Pittsburgh, Pittsburgh, PA, USA.ORCID 0000-0003-0598-0047

Funding

Investigating the Neural Circuits of ItchR01AR063772 · NIAMS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI H Richard Koerber, Sarah Elizabeth Ross · 2013 to 2026
$6.9M
Immune Functions of Cutaneous NociceptorsR01AR071720 · NIAMS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI Daniel H Kaplan · 2017 to 2026
$4.1M
Defining bacterial members of the ocular surface microbiome and assessing stability over timeU24EY035102 · NEI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI GALOR, ANAT, ST LEGER, ANTHONY J · 2023 to 2025
$3.3M
Training in Mechanisms and Clinical Presentation of PainT32NS073548 · NINDS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI Jami Lynn Saloman, BRADLEY K. TAYLOR · 2012 to 2026
$3.1M
Epidermal Nonpeptidergic Nerves Modulate Cutaneous ImmunityR01AR077341 · NIAMS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI ALBERS, KATHRYN MARIE, KAPLAN, DANIEL H · 2020 to 2024
$2.7M
Systemic immunoregulatory consequences of bacterial translocation during health and diseaseR01DK130897 · NIDDK · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI MEISEL, MARLIES · 2021 to 2025
$2.2M
Understanding spinal neuropeptide signaling in itchK99NS126569 · NINDS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI SHEAHAN, TAYLER · 2022 to 2023
$244k
NEI NIH HHS U24 EY035102NIAMS NIH HHS R01 AR063772NIAMS NIH HHS R01 AR071720NIAMS NIH HHS R01 AR077341NIDDK NIH HHS R01 DK130897NINDS NIH HHS K99 NS126569NINDS NIH HHS T32 NS073548
6 · The paper itself

Abstract

Itch is a dominant symptom in dermatitis, and scratching promotes cutaneous inflammation, thereby worsening disease. However, the mechanisms through which scratching exacerbates inflammation and whether scratching provides benefit to the host are largely unknown. We found that scratching was required for skin inflammation in mouse models dependent on FcεRI-mediated mast cell activation. Scratching-induced inflammation required pain-sensing nociceptors, the neuropeptide substance P, and the mast cell receptor MrgprB2. Scratching also increased cutaneous inflammation and augmented host defense to superficial

Indexed as

Dermatitis, AtopicMast CellsPruritusStaphylococcal Skin InfectionsStaphylococcus aureusAnimalsDisease Models, AnimalFemaleMaleMiceMice, Inbred C57BLNeurogenic InflammationNociceptorsReceptors, G-Protein-CoupledReceptors, IgEReceptors, NeuropeptideMrgprb2 protein, mouseReceptors, G-Protein-CoupledReceptors, IgEReceptors, NeuropeptideSubstance P

Identifiers

PMID39883751
PMCPMC11983162

What OpenQuestion holds

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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.