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BCR and TLR-induced IRF1 promotes T cell independent B cell responses by supporting Notch2 dependent Marginal Zone B cell development

GSE248790 Mus musculus (mouse) RNA-seq (gene expression) 24 samples Submitted 2024/11/01 Platform GPL17021
At a glance

RNA-seq (gene expression) · mouse · 24 samples

What it is
RNA-seq (gene expression)Gene activity measured by sequencing. The summary does not mention single-cell work, so this is most likely bulk: one average per sample, the usual starting point for comparing groups.
Organism
Mus musculus (mouse)
Samples
24 samples: 24 samples, each with a distinct title — no replicated groupsGroups are read from the sample names, not from the paper. Check the list below.
Data you can get
A processed table (series matrix) and supplementary files from NCBI; the raw sequencing reads from ENA. Which of these hold counts depends on the study, so check the file list.
Paper
The Marginal Zone B Cell Compartment and T Cell-independent Antibody Responses Are Supported by B Cell Intrinsic Expression of IRF1Journal of immunology (Baltimore, Md. : 1950) · 2024
Summary (written by the submitters)
The prototypic interferon (IFN)-inducible transcription factor, IRF1, not only controls expression of IFN genes but also regulates T cell and macrophage fate specification and function. We show that IRF1 expression in B cells is required for marginal zone B (MZB) cell development and T cell independent antibody responses [80% B6.129S2-Ighmtm1Cgn/J (MT) + B6.129S2-Irf1tm1Mak/J (Irf1-/-), B-Irf1-/- chimeras].
Read the full summary ↓
While IFNs can induce IRF1 expression in MZB precursors, IFN signaling is not required for MZB cell development [C57BL/6J (B6), B6.129S7-Ifngr1tm1Agt/J (Ifngr1-/-), B6(Cg)-Ifnar1tm1Agt/J (Ifnar1-/-)]. Instead, BCR and TLR signals, which influence MZB commitment, promote IRF1 expression and nuclear translocation in MZB cell precursors. In turn, IRF1 is required for Notch-dependent gene expression in transitional B cells and development of the MZB cell compartment. Thus, T independent MZB-driven antibody responses are regulated by BCR and TLR signals that initiate IRF1-dependent Notch programming of transitional B cells and subsequent commitment of these cells to the MZB lineage.
Published in
The Marginal Zone B Cell Compartment and T Cell-independent Antibody Responses Are Supported by B Cell Intrinsic Expression of IRF1
Peel JN, Owiredu EW, Rosenberg AF et al. · Journal of immunology (Baltimore, Md. : 1950) 2024 · PMID 39451043 · doi:10.4049/jimmunol.2300575
This dataset
Download · which file do I need?

Direct links to NCBI and ENA, no account and no request form. Pick by what you want to do: take the small processed table to look, the supplementary files to re-analyse, or the original raw data to start over.

1 · Just have a look

Processed table

The series matrix: one table of values per sample as the submitters processed it. The smallest download, and it opens in Excel or R. Start here to see what the data look like.

2 · Re-analyse it

Supplementary files

The count tables and other files the authors uploaded. Take only the samples you need, or the whole study as GSE248790_RAW.tar (it can run to tens of gigabytes).

3 · Start from the raw reads

Raw sequencing reads

The original FASTQ files, straight from the sequencer, held at ENA. Large, and you align them yourself, so only choose this if you need to re-process the study from scratch.

What the files usually look like: For RNA-seq the counts are usually a table among the supplementary files (look for 'counts', 'expression', 'FPKM' or 'TPM' in the file name). The series matrix of a sequencing study is sometimes nearly empty.

Also filed as BioProject PRJNA1046020 and SRA study SRP474785. Searching any of these in the dataset finder brings you back here.

Study design
24 samples, each with a distinct title — no replicated groups

Any grouping that defines a comparison lives in the sample characteristics, which GEO records separately from the titles.

How we read this: Read from 24 sample titles: 24 distinct titles with little repetition. These groups are guessed from the sample names, not taken from the paper, so check them against the sample list below before relying on them.

Samples in this study
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