Figure 1. The suppressive effect of IVIg on RANKL mRNA level in peripheral blood monocytes. CD14⁺ monocytes were pretreated with IVIg and then cultured with 20 ng/ml IL-17 (A), IL-21 (B), and IL-22 (C) for 72 h. RANKL mRNA level was quantified by real-time PCR.

^*p<0.05; ^**p<0.01; ^***p<0.001.