Author

Hajir Ibraheim

Imperial College LondonORCID 0000-0002-0563-2547Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Signature Assays, Organisms & Methods

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Organism:human· 3 Assay:bulk RNA-seq· 2 Research Focus:cell type annotation· 2 Research Focus:differential expression· 2 Approach:experimental assay· 2 Assay:scRNA-seq· 2 Approach:statistical model· 2 Research Focus:cell-cell communication· 1

Frequent Co-Authors

Nick PowelliD· 3 shared Balázs BoháriD· 2 shared John P. ThomasiD· 2 shared Marton L. OlbeiiD· 2 shared Sherine Hermangild KottooriD· 2 shared Tamas Douglas KorcsmarosiD· 2 shared Aamir SaifuddiniD· 1 shared Charlotte Wong· 1 shared

Activity by Year

2020-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 34 mutual co-author links

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3 shared papersSystems Biology

Nick PowellORCID

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3 papers

Recent·Most cited

ImmunologybioRxivPreprintAug 17, 2026

A microbiota-responsive polyfunctional cytotoxic CD4⁺ T-cell state promotes mucosal inflammation in ulcerative colitis

John P. Thomas, Sherine Hermangild Kottoor, Jonathan W. Lo…·Nick Powell

This paper identifies a microbiota-responsive polyfunctional cytotoxic CD4⁺ T-cell state linked to mucosal inflammation and treatment resistance in ulcerative colitis.

DOI 10.64898/2026.08.10.743953

humanbulk RNA-seq

Systems BiologyScience SignalingPeer-reviewedFeb 3, 2026

Decoding Cytokine Networks in Ulcerative Colitis to Identify Pathogenic Mechanisms and Therapeutic Targets

Marton L. Olbei, Isabelle Hautefort, John P. Thomas…·Tamas Douglas Korcsmaros

The paper maps cytokine interaction networks in ulcerative colitis to uncover novel pathogenic mechanisms and therapeutic targets.

9 citationstop 1%

humanscRNA-seq

Systems BiologyWellcome Open ResearchPeer-reviewedFeb 13, 2020

Introducing ExHiBITT - Exploring Host microbiome inTeractions in Twins-, a colon multiomic cohort study

Marina Mora-Ortiz, Hajir Ibraheim, Sherine Hermangild Kottoor…·Claire Joanne Steves

The paper introduces ExHiBITT, a colon multiomic cohort study of twins, describing its characteristics and initial findings on polyps, diverticulosis, and their associations with BMI and age.

DOI 10.12688/wellcomeopenres.15632

humanbulk RNA-seq