Figure 2From: Rhaphidophora korthalsii modulates peripheral blood natural killer cell proliferation, cytokine secretion and cytotoxicity CD 56 and Perforin expression of (A) isotype control (B) untreated, (C) rhIL-2 treated or (D) R. korthalsii methanol extract treated PBMC. Values (n = 9; 3 independent experiments with 3 technical replicates each) represent the means ± S.E.M. * Significant (P < 0.05). Back to article page