Research Support


Janssen Research & Development, “Real-world evidence for the effectiveness and safety of Ustekinumab treatment in children with Crohn’s Disease: A retrospective cohort study using the ImproveCareNow registry data” (2022-ongoing).  O’Connell, PI

Janssen Services, LLC, “A multicenter, prospective, long-term, observational registry of pediatric patients with inflammatory bowel disease – DEVELOP registry” (2007-ongoing). Walkiewicz-Jedrzejczak, PI


Janssen Research & Development, “A phase 4, multicenter, open-label study of Serum Infliximab concentrations and efficacy and safety of dose escalation in pediatric patients with inflammatory bowel disease” (2015-ongoing). Walkiewicz-Jedrzejczak, PI