An antibody reacts at the antiglobulin phase, but the reactivity is abolished when panel cells are treated with a proteolytic enzyme. Which antibody is most consistent with this behavior?
1Anti-Jka
2Anti-E
3Anti-Fya✓ 정답
4Anti-K
해설
Enzymes enhance some antigens and destroy others. Duffy antigens are the classic example of antigens destroyed by enzyme treatment, so reactivity disappears. Rh and Kidd antigens react more strongly after enzyme treatment. Memorizing these two groups resolves this question type.