Case Reports Journal Article Research Support, Non-U.S. Gov't B72HH48FLU BBX060AN9V Crohn's disease DUOX2 protein, human Dual Oxidases Dual oxidase 2 EC 1.11.1.- EC 1.6.3.- EC 1.6.3.1 Familial hemophagocytic lymphohistiocytosis type 5 Hematopoietic stem cell transplantation Hydrogen Peroxide Inflammatory bowel disease Infliximab Monogenic IBD Monogenic inflammatory bowel disease Munc18 Proteins Munc18–2 NADPH Oxidases STXBP2 STXBP2 protein, human Takayasu arteritis Whole-exome sequencing X-Linked Inhibitor of Apoptosis Protein X-linked inhibitor of apoptosis protein deficiency X-linked lymphoproliferative disorder type 2 XIAP protein, human