Thursday, 18 May 2017

Induction of Anti-inflammatory Cytokines in CD11b- and Gr-1- Positive Cells after Neuropathogenic Coronaviral Infection

The Mutant virus Mu-3, isolated from the srr7 virus (srr7), causes the apoptosis of pyramidal neurons in CA2 and CA3subregions of the hippocampus after infection. Apoptosis of the pyramidal neurons in the hippocampus is observed after infection with various kinds of viruses, as introduced in our previous report. 
 
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It has been considered that the apoptotic lesions after infection are not caused by the direct infection of neurons, but induced through indirect effects, triggered by immune responses that involve elevated levels of proinflammatory cytokines detected in the course of diseases. However, our study using the homogenized tissue or frozen sections obtained from Mu-3-infected mice failed to detect the production of proinflammatory cytokines in CA2 and CA3 subregions of the hippocampus. Thereafter, we examined the involvement of anti-inflammatory cytokines, and found that IL-10 is expressed in pyramidal neurons in CA2 and CA3 subregions of the hippocampus. Read more>>>>>>>>>>>>










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