NOD2 Expression in Streptococcus pneumoniae Meningitis and Its Influence on the Blood-Brain Barrier

Figure 4

Changes in NOD2 protein expression in brain tissues of rats (IHC, ×400). (a, c, e) The expression of the NOD2 protein is not observed in normal brain tissue. (b, d, f) NOD2 immunopositive cells were widely expressed in the infected Wistar rat meninges, brain parenchyma, and dendritic cells.

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