Fig. 7From: TNF-α antagonist attenuates systemic lipopolysaccharide-induced brain white matter injury in neonatal ratsELISA of etanercept levels in the CSF. The concentration of etanercept in CSF was higher in the LEC group than in the PC group (n = 10 for each group). A t-test was conducted, and **represents a significant difference between groups (P < 0.01)Back to article page