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Quantification of cytokines secreted by RAW 264.7 cultures not stimulated with LPS after treatment with medium only or medium containing 15.6 μg/mL GONPs. Membranes subjected to chromogenic exposure. Data is represented as mean ± SD. Bars marked with symbols indicate significant differences (p < 0.01). Significance demarcated by: *—significantly different compared to the negative control (p < 0.001), #—significantly different compared to the positive control (p < 0.001).
