Activation of Natural Killer Cells in Patients with Chronic Bone and Joint Infection due to Staphylococci Expressing or Not the Small Colony Variant Phenotype

Figure 1

Absolute number of circulating NK cells (a) and their expression of CD69, CD16, and perforin ((b), (c), and (d), resp.) in each group of patients (^∗𝑃<0.05; ^∗∗𝑃<0.001).

(a)

(b)

(c)

(d)