Fig. 2From: Bioactivity of arid region honey: an in vitro studyNitric oxide concentration after 24-h incubation with honey varieties. Data expressed as percentage of control. *Significant difference in NO levels observed between groups. a - Significant increase of NO levels in H6 treated groups in comparison to all honey varieties and control in PBMCs. b - Significant lowering of NO level in H6 treated groups in comparison to H1, H2, H4, and H5 in PC-3Back to article page