9. Celiac disease ( 麥麩不耐症 ﹚ is a T cell-driven intolerance to gluten ingestion in
genetically predisposed people﹒ The gluten﹣derived T cell epitopes are proline﹣rich
and thereby highly resistant to proteolytie degradation within the gastrointestinal
tract. Which ofthe following descriptions is NOT correct?
(A) Gluten is a mixture of water-insoluble prolamin protein﹒
(B) Prolamins constitute the significant endosperm storage proteins in mature
cereal grains.
(C) Upon gluten ingestion, proteases in the gastrointestinal tract degrade gluten
proteins into peptides.
(D) Increased prevalence of symptomatic celiac disease can be associated with
gut microbiota changes and environmental modification.
(E) The primary therapeutic approach for celiac disease is oral enzyme therapy,
employing gluten-degrading enzymes.