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Transcriptomic profiling of chronic rhinosinusitis with nasal polyps

GSE338426 Homo sapiens (human) RNA-seq (gene expression) 22 samples Submitted 2026/07/21 Platform GPL24676
At a glance

RNA-seq (gene expression) · human · 22 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
22 samples: 9 × EosNP vs 8 × Control vs 5 × Non_EPGroups 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.
Summary (written by the submitters)
Chronic rhinosinusitis with nasal polyps (CRSwNP) is a heterogeneous inflammatory disease characterized by diverse immune responses and molecular endotypes. This study performed bulk RNA sequencing of nasal mucosal tissues from 22 subjects, including 8 healthy controls, 9 eosinophilic CRSwNP (eCRSwNP), and 5 non-eosinophilic CRSwNP (neCRSwNP) patients. Transcriptomic analysis was conducted to characterize inflammatory signatures. This dataset provides transcriptomic resources for investigating inflammatory heterogeneity in CRSwNP.
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 GSE338426_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 PRJNA1494473 and SRA study SRP717554. Searching any of these in the dataset finder brings you back here.

Study design
9 × EosNP vs 8 × Control vs 5 × Non_EP

Supports a between-group comparison across 22 samples.

How we read this: 3 replicated groups read from 22 sample titles; they account for 22 of them. 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.