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Contact information

Email
colleen.mcgregor@rdm.ox.ac.uk

ORCID
https://orcid.org/0000-0002-4090-0375

Research groups

Simmons Group: Intestinal Immunity in Health and Disease

Colleges

Wolfson College

Colleen McGregor

BSc (Hons) MBBS MRCP(UK) DPhil (Oxon)

Clinical Researcher

Specialist Registrar in Gastroenterology & Hepatology, General Internal Medicine

Key publications

Spatial fibroblast niches define Crohn's fistulae.

McGregor C. et al, (2026), Nature, 649, 703 - 712

Development and validation of peripheral blood DNA methylation signatures to predict response to biological therapy in adults with Crohn's disease (EPIC-CD): an epigenome-wide association study.

Joustra VW. et al, (2025), Lancet Gastroenterol Hepatol, 10, 818 - 830

Tracking in situ checkpoint inhibitor-bound target T cells in patients with checkpoint-induced colitis.

Gupta T. et al, (2024), Cancer Cell, 42, 797 - 814.e15

Geography Influences Susceptibility to SARS-CoV-2 Serological Response in Patients With Inflammatory Bowel Disease: Multinational Analysis From the ICARUS-IBD Consortium.

Wong S-Y. et al, (2023), Inflamm Bowel Dis, 29, 1693 - 1705

Pathogenesis of Fistulating Crohn's Disease: A Review.

McGregor CGC. et al, (2023), Cell Mol Gastroenterol Hepatol, 15, 1 - 11

Combination therapy of infliximab and thiopurines, but not monotherapy with infliximab or vedolizumab, is associated with attenuated IgA and neutralisation responses to SARS-CoV-2 in inflammatory bowel disease

Wellens J. et al, (2021)

Recent publications

Spatial fibroblast niches define Crohn's fistulae.

McGregor C. et al, (2026), Nature, 649, 703 - 712

Correction: Spatial fibroblast niches define Crohn's fistulae.

McGregor C. et al, (2025), Nature, 648

More publications