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Interferon-responsive neutrophils and macrophages extricate SARS-CoV-2 Omicron critical patients from the nasty fate of sepsis

GSE263469 Homo sapiens (human) RNA-seq (gene expression) 26 samples Submitted 2024/08/26 Platform GPL24676
At a glance

RNA-seq (gene expression) · human · 26 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
Homo sapiens (human)
Samples
26 samples: 26 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
Interferon-responsive neutrophils and macrophages extricate SARS-CoV-2 Omicron critical patients from the nasty fate of sepsisJournal of medical virology · 2024
Summary (written by the submitters)
Immune characteristics associated with the SARS-CoV-2 Omicron variant of critical-ill patients are currently unclear. Severe disease has been associated with reconfiguration in the immune activity of the lung. Here we investigated the immune cell characteristics including myeloid cells, lymphocytes and alveolar epithelial cells in the bronchoalveolar lavage fluid (BALF) of 26 critical mechanical ventilation-required patients.
Read the full summary ↓
The whole alveolar microenvironment of critical Omicron manifested apparent heterogeneous proinflammatory and interferon-stimulated gene (ISG) signature. CXCL5+ macrophages, VCAN+ macrophages, PI3+ neutrophils and CST7+ neutrophils contributed to the most proinflammatory phenotypes and were positively correlated with disease severity whereas ISG15+ neutrophils and CXCL10+ macrophages contributed to the most ISG phenotype and were negatively correlated with disease severity. Lymphocyte subsets were rare manifesting the lymphopenia in the alveoli and these lymphocyte subsets did not express substantial proinflammatory cytokines. Four different epithelial cell subsets were observed in BALF. The percentages of ISG15+ neutrophils were accompanied by more protective alveolar epithelial cells and may serve as the reshaping of exhaustive phenotype for CD4+ T cells. The CXCL10+ macrophages may promote plasmablast/plasma cell survival and activation. This atlas reveals a potential immune landscape in the bronchoalveolar microenvironment for severe and critical Omicron disease.
Published in
Interferon-responsive neutrophils and macrophages extricate SARS-CoV-2 Omicron critical patients from the nasty fate of sepsis
Wang M, Zhang D, Lei T et al. · Journal of medical virology 2024 · PMID 39206862 · doi:10.1002/jmv.29889
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 GSE263469_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 PRJNA1097598 and SRA study SRP500408. Searching any of these in the dataset finder brings you back here.

Study design
26 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 26 sample titles: 26 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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Metadata from NCBI GEO, cached and refreshed periodically — the NCBI page above is authoritative. Downloads link straight to NCBI/ENA; nothing is proxied through BioTransfer.