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Deprecated: Implicit conversion from float 233.6 to int loses precision in C:\Inetpub\vhosts\kidney.de\httpdocs\pget.php on line 534 Nat+Immunol 2015 ; 16 (3): 318-25 Nephropedia Template TP
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LincRNA landscape in human lymphocytes highlights regulation of T cell differentiation by linc-MAF-4 #MMPMID25621826
Ranzani V; Rossetti G; Panzeri I; Arrigoni A; Bonnal RJ; Curti S; Gruarin P; Provasi E; Sugliano E; Marconi M; De Francesco R; Geginat J; Bodega B; Abrignani S; Pagani M
Nat Immunol 2015[Mar]; 16 (3): 318-25 PMID25621826show ga
Long non-coding-RNAs are emerging as important regulators of cellular functions but little is known on their role in human immune system. Here we investigated long intergenic non-coding-RNAs (lincRNAs) in thirteen T and B lymphocyte subsets by RNA-seq analysis and de novo transcriptome reconstruction. Over five hundred new lincRNAs were identified and lincRNAs signatures were described. Expression of linc-MAF-4, a chromatin-associated TH1-specific lincRNA, was inversely correlated with MAF, a TH2-associated transcription factor. Linc-MAF-4 down-regulation skewed T cell differentiation toward TH2. We identified a long-distance interaction between linc-MAF-4 and MAF genomic regions, where linc-MAF-4 associates with LSD1 and EZH2, suggesting linc-MAF-4 regulated MAF transcription by recruitment of chromatin modifiers. Our results demonstrate a key role of lincRNAs in T lymphocyte differentiation.