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Single-cell RNAseq analysis of relapsed SCLC patient specimens

GSE299684 Homo sapiens (human) Single-cell RNA-seq 15 samples Submitted 2026/05/15 Platform GPL24676
At a glance

Single-cell RNA-seq · human · 15 samples

What it is
Single-cell RNA-seqGene activity measured in thousands of individual cells, so cell types can be told apart.
Organism
Homo sapiens (human)
Topic
Small cell lung cancerThis series is part of our curated briefing on it.
Samples
15 samples: 15 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
YAP1 Defines an Emergent, Plastic Population of Relapsed SCLCJournal of thoracic oncology : official publication of the International Association for the Study of Lung Cancer · 2026
Summary (written by the submitters)
Purpose: SCLC is an aggressive high-grade neuroendocrine carcinoma (hgNEC) known for its dismal prognosis, with only half of patients with ES-SCLC surviving even one year after diagnosis. Platinum-based doublet chemotherapy continues to be the mainstay of standard of care (SOC), with the addition of immune checkpoint blockade (ICB) improving overall survival by only two months.
Read the full summary ↓
Few studies have analyzed patient specimens from relapsed SCLC. Experimental design: To better define the biology of relapsed SCLC, we analyzed core needle biopsies and surgical resections from SCLC patients by single-cell (sc)RNAseq. The objectives of this study were to identify unique cell populations present in relapsed disease, including those expressing YAP1 and AXL.
Published in
YAP1 Defines an Emergent, Plastic Population of Relapsed SCLC
Stewart CA, Ramkumar K, Wang R et al. · Journal of thoracic oncology : official publication of the International Association for the Study of Lung Cancer 2026 · PMID 42019833 · doi:10.1016/j.jtho.2026.103730
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 GSE299684_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: Single-cell studies usually ship their counts as 10x files (matrix.mtx, barcodes.tsv, features.tsv), an .h5 file, or an .rds / .h5ad object that Seurat or Scanpy can open. Look for those among the supplementary files.

Also filed as BioProject PRJNA1276063 and SRA study SRP591793. Searching any of these in the dataset finder brings you back here.

Study design
15 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 15 sample titles: 15 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
More Small cell lung cancer datasets

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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.