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Series GSE70813 Query DataSets for GSE70813
Status Public on Apr 25, 2016
Title Hobit and Blimp1 instruct a universal transcriptional program of tissue-residency in lymphocytes
Organism Mus musculus
Experiment type Expression profiling by high throughput sequencing
Summary Tissue-resident memory T cells (Trm) are non-circulating memory T cells that localize to portals of pathogen entry such as the skin, gut and lung where they provide efficient early protection against reinfection. Trm are characterized by a molecular profile that actively prevents egress from peripheral sites including the constitutive expression of the lectin CD69 and down-regulation of the chemokine receptor (CCR)7 and sphingosine-1-phosphate receptor 1 (S1PR1). This program is partially mediated by down-regulation of the transcription factor KLF2; however, to date no transcriptional regulator specific to Trm has been identified. Here we show that the Blimp1 related transcription factor Hobit is specifically upregulated in Trm and together with Blimp1, mediates the development and maintenance of Trm in various tissues including skin, gut, liver and kidney. Importantly, we found that the Hobit/Blimp1 transcriptional module is also required for other tissue-resident lymphocytes including Natural Killer T (NKT) cells and liver tissue-resident NK cells (trNK). We show that these populations share a universal transcriptional program with Trm instructed by Hobit and Blimp1 that includes the repression of CCR7, S1PR1 and KLF2 thereby enforcing tissue retention. Our results identify Hobit and Blimp1 as major common regulators that drive the differentiation of distinct populations of tissue-resident lymphocytes.
 
Overall design RNA-seq data were generated for multiple tissues in mice to investigate global expression difference between resident and circulating cells.
 
Contributor(s) Shi W, Liao Y, Kallies A, van Gisbergen K
Citation(s) 27102484
Submission date Jul 13, 2015
Last update date May 15, 2019
Contact name Wei Shi
E-mail(s) Wei.Shi@onjcri.org.au
Organization name Olivia Newton John Cancer Research Institute
Department Bioinformatics and Cancer Genomics
Street address Level 5, ONJ Cancer Centre, 145 Studley Rd
City Heidelberg
State/province VIC
ZIP/Postal code 3084
Country Australia
 
Platforms (1)
GPL17021 Illumina HiSeq 2500 (Mus musculus)
Samples (38)
GSM1819901 Wild type rep1
GSM1819902 Hobit knockout rep1
GSM1819903 Blimp1 knockout rep1
Relations
BioProject PRJNA289626
SRA SRP060705

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Series Matrix File(s) TXTHelp

Supplementary file Size Download File type/resource
GSE70813_RAW.tar 15.1 Mb (http)(custom) TAR (of TXT)
GSE70813_Supp_Raw_Counts.txt.gz 1.1 Mb (ftp)(http) TXT
SRA Run SelectorHelp
Raw data are available in SRA
Processed data provided as supplementary file
Processed data are available on Series record

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