MME and COVID-19: Neutrophils from COVID-19 patients 3 to 6 months after active disease that were stimulated with fNLF exhibited a decreased expression of CD10 [median MFI, 84 x 103 (IQR 78 x 103-11 x 104) vs. 11 x 104 (IQR 89 x 103-13 x 104), p = 0.0483, Figure 3], compared to healthy controls.