John Marshall

BACKGROUND The gut microbiome is central to Crohn’s disease (CD) pathogenesis but the relative contribution of different environmental factors to disease compositional variation is unknown…

INTRODUCTION: We aimed to investigate the relationship between consumption of ultra-processed foods (UPFs) and: 1) active symptomatic disease and 2) intestinal inflammation in a cohort of adults living with inflammatory bowel disease (IBD)…

INTRODUCTION: We aimed to investigate the relationship between consumption of ultra-processed foods (UPFs) and: 1) active symptomatic disease and 2) intestinal inflammation in a cohort of adults living with inflammatory bowel disease (IBD)…

INTRODUCTION: We aimed to investigate the relationship between consumption of ultra-processed foods (UPFs) and: 1) active symptomatic disease and 2) intestinal inflammation in a cohort of adults living with inflammatory bowel disease (IBD)…

BACKGROUND: Cancer is a major cause of morbidity and mortality in persons with inflammatory bowel disease (IBD). We evaluated temporal trends and relative risks of intestinal and extra-intestinal cancers among persons with IBD and matched controls…

Inflammatory bowel disease (IBD) is a chronic gastrointestinal disorder that has been associated with depression, anxiety, and decreased quality of life…

Tofacitinib is a rapidly acting Janus kinase (JAK) inhibitor with several case series reporting effectiveness in patients with acute severe ulcerative colitis (ASUC). However, there remains a paucity of prospective data evaluating its efficacy and rapidity of onset in ASUC…

The incidence of inflammatory bowel disease (IBD) is increasing globally. Epidemiological studies suggest an association between consumption of ultra-processed foods (UPFs) and IBD risk…