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Pathology Commons

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Full-Text Articles in Pathology

Different Behavioral Experiences Produce Distinctive Parallel Changes In, And Correlate With, Frontal Cortex And Hippocampal Global Post-Translational Histone Levels., Marissa Sobolewski, Garima Singh, Jay S. Schneider, Deborah A. Cory-Slechta Jul 2018

Different Behavioral Experiences Produce Distinctive Parallel Changes In, And Correlate With, Frontal Cortex And Hippocampal Global Post-Translational Histone Levels., Marissa Sobolewski, Garima Singh, Jay S. Schneider, Deborah A. Cory-Slechta

Department of Pathology, Anatomy, and Cell Biology Faculty Papers

While it is clear that behavioral experience modulates epigenetic profiles, it is less evident how the nature of that experience influences outcomes and whether epigenetic/genetic "biomarkers" could be extracted to classify different types of behavioral experience. To begin to address this question, male and female mice were subjected to either a Fixed Interval (FI) schedule of food reward, or a single episode of forced swim followed by restraint stress, or no explicit behavioral experience after which global expression levels of two activating (H3K9ac and H3K4me3) and two repressive (H3K9me2 and H3k27me3) post-translational histone modifications (PTHMs), were measured in hippocampus (HIPP) …


Novel Influences Of Il-10 On Cns Inflammation Revealed By Integrated Analyses Of Cytokine Networks And Microglial Morphology., Warren D. Anderson, Andrew D. Greenhalgh, Aditya Takwale, Samuel David, Rajanikanth Vadigepalli Aug 2017

Novel Influences Of Il-10 On Cns Inflammation Revealed By Integrated Analyses Of Cytokine Networks And Microglial Morphology., Warren D. Anderson, Andrew D. Greenhalgh, Aditya Takwale, Samuel David, Rajanikanth Vadigepalli

Department of Pathology, Anatomy, and Cell Biology Faculty Papers

Coordinated interactions between cytokine signaling and morphological dynamics of microglial cells regulate neuroinflammation in CNS injury and disease. We found that pro-inflammatory cytokine gene expression in vivo showed a pronounced recovery following systemic LPS. We performed a novel multivariate analysis of microglial morphology and identified changes in specific morphological properties of microglia that matched the expression dynamics of pro-inflammatory cytokine TNFα. The adaptive recovery kinetics of TNFα expression and microglial soma size showed comparable profiles and dependence on anti-inflammatory cytokine IL-10 expression. The recovery of cytokine variations and microglial morphology responses to inflammation were negatively regulated by IL-10. Our novel …