Table 2.
Surface receptor expression (MFI) of key mediators of neutrophil adhesion and migration between young (n = 10) and older participants (n = 40). Data are mean ± SEM.
| Young | Old |
|||
|---|---|---|---|---|
| All | MA | LA | ||
| Chemokine Recognition | ||||
| CXCR1 | 55.1 ± 2.8 | 58.3 ± 1.5 | 57.3 ± 2.5 | 59.3 ± 1.6 |
| CXCR2 | 61.9 ± 12.2 | 47.4 ± 4.2 | 53.5 ± 6.3 | 41.6 ± 5.4 |
| Adhesion Molecules | ||||
| CD11b | 26.6 ± 4.5 | 19.8 ± 2.3 | 25.2 ± 4.2 | 14.6 ± 1.6∗# |
| CD18 | 39.3 ± 5.3 | 40.2 ± 3.7 | 45.6 ± 5.9 | 35.1 ± 4.3 |
CXCR (CXC Chemokine Receptor); CD (Cluster of Differentiation). *p < 0.05 and #p < 0.05 compared to MA and young respectively