
Keywords: Gluten; Gliadin; Celiac disease; Glutenase fecal activity; Gliadinase activity; CD; celiac disease; HLA-DQ; human leukocyte antigen; LPLC; low-performance liquid chromatography; NCD; non-celiac-disease; CEL3B; gastrointestinal elastase 3B; CEL2A; gastroin