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scRNAseq and TCRseq of tumor infiltrating CD8 T cells from samples

GSE302214 Homo sapiens (human) Single-cell RNA-seq 22 samples Submitted 2025/07/14 Platform GPL24676
At a glance

Single-cell RNA-seq · human · 22 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)
Samples
22 samples: 22 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
An age-related decrease in leptin contributes to CD8(+) T cell aging in the tumor microenvironmentCell reports. Medicine · 2025
Summary (written by the submitters)
The goal of this study is to investigate the role of ageing on tumor infiltrating CD8 T cells Ageing is a major risk factor for various cancers, and patients aged 65 years or older represent up to 60% of newly diagnosed cancer patients. Ageing results in remodeling of T cell immunity, causing poor clinical outcomes in patients with cancer.
Read the full summary ↓
During ageing, T cells undergo age-dependent changes and gradually lose their physiological function. Numerous studies have revealed that T cells mediate the surveillance and elimination of tumors, and substantial therapeutic strategies have been developed to improve tumor-specific T cell responses. However, these experimental studies were almost exclusively conducted in young but not old individuals. Therefore, how age-associated T cell dysfunction impacts antitumor immunity requires further investigation.
Published in
An age-related decrease in leptin contributes to CD8(+) T cell aging in the tumor microenvironment
Wang F, Bao R, Xu S et al. · Cell reports. Medicine 2025 · PMID 40858107 · doi:10.1016/j.xcrm.2025.102310
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 GSE302214_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 PRJNA1289439. Searching any of these in the dataset finder brings you back here.

Study design
22 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 22 sample titles: 22 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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