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The inflammatory biomarker expression levels of whole blood cell cultures exposed to GO. NPs in the absence or presence of LPS: (a) IL-6 expression levels and (b) MIP-1β expression levels. Data represents mean ± SD with n = 4. Bars marked with symbols indicate significant differences (p < 0.01). Significance demarcated by: *—significantly different compared to negative control (p < 0.001), #-significantly different compared to positive control (p < 0.001).
