Which flow cytometry measurement is used to monitor immune status in HIV infection?
1CD19 count
2CD16 count
3CD4 count✓ 정답
4CD34 count
해설
This virus targets CD4-positive T lymphocytes, so enumerating those cells reflects immune status and response to therapy. CD19 marks B cells and CD34 marks hematopoietic progenitor cells, which serve different purposes.