Figure 4

Human cytokine levels in animals exposed to either smoke or morphine in the plasma of NSG mice (A–C). Human cytokine levels present in the plasma of smoke and/or morphine- treated HIV-infected NSG mice (D–H). One-way ANOVA and unpaired t test statistics were used to compare the groups, as appropriate. *P < 0.05. The values are represented as fold change in log2 scale.