Fig. 1From: Anti-inflammatory and immune-enhancing effects of enzyme-treated royal jellyEffect of ERJ on macrophage cell viability. (A) Cell viability of macrophages treated with ERJ for 24 h. (B) Effect of ERJ on NO production in macrophages. ERJ enzyme-treated royal jelly, RJ non-enzyme-treated royal jelly. Data are expressed as mean ± SE (n = 3). **p < 0.01; ***p < 0.001, compared with vehicle. $p < 0.05, compared with RJBack to article page