Cascade TF-miRNA-mRNA regulations identified by co-expression network modules in brains of patients

来源 :第七届全国生物信息学与系统生物学学术大会 | 被引量 : 0次 | 上传用户:jackieWXM
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  Schizophrenia and bipolar disorder are complex mental disorders,with risks contributed by multiple genes.Recently,genome-wide systemic approaches have been used to reveal the associations of hundreds of SNPs with those disorders.Dysregulation of gene expression has been implied,but little is known about such regulation systems in the human brain.By integrating gene expression data of rnRNA and microRNA (miRNA) obtained from the same brain collection of 51 cases and 24 controls using the weighted gene co-expression network analysis (WGCNA),we built mRNA-miRNA co-expression networks and detected modules differentially expressed between controls and patients of schizophrenia and bipolar disorder.In the disorder-associated modules,we identified the potential regulators,including transcription factors (TFs) and miRNAs,and their co-expressed protein-coding genes.
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