Table 2.

Mean fluorescence intensity of externalized CD107a on degranulating NK cells

GroupnMedian MFI (10th to 90th percentiles)a
K562PMA+IONPMA+ION+CB
Healthy donors403.6 (2.2–8.0)3.4 (1.7–10.4)8.4 (3.3–18.5)
FRH, recurrence332.7 (1.6–4.5)***3.0 (1.8–4.8)3.6 (2.4–5.8)***
FRH, remission242.6 (1.7–4.6)***2.8 (1.8–3.9)2.9 (2.3–5.1)***
  • a The mean fluorescence intensity (MFI) of externalized CD107a on degranulating NK cells is expressed in arbitrary units. **, P < 0.01; ***, P < 0.001 (compared to the response to the same stimulus in healthy donors [Mann-Whitney U-test]).