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Assessing Senescence in ASC Product and Discovery of Potential Biomarkers

GSE309666 Homo sapiens (human) RNA-seq (gene expression) 18 samples Submitted 2026/03/11 Platform GPL28038
At a glance

RNA-seq (gene expression) · human · 18 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
18 samples: 18 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
Senescence profiling and biomarker identification in cell product based on adipose tissue-derived mesenchymal stromal cellsStem cells translational medicine · 2026
Summary (written by the submitters)
Adipose-tissue derived stromal cells (ASC) are used in advanced therapy medicinal products due to their regenerative and immunomodulatory properties. Increasing the number of dosages derived from each donor product is essential to reduce variability and improve scalability of cell therapy. However, extended in vitro expansion may induce cellular senescence, potentially compromising therapeutic efficacy. This study aimed to assess the remaining proliferative potential of a cryopreserved ASC product and identify robust transcriptomic biomarkers of senescence.
Published in
Senescence profiling and biomarker identification in cell product based on adipose tissue-derived mesenchymal stromal cells
Johansen EM, Hoeeg C, Søndergaard RH et al. · Stem cells translational medicine 2026 · PMID 41791726 · doi:10.1093/stcltm/szag011
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 GSE309666_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 PRJNA1336714 and SRA study SRP630027. Searching any of these in the dataset finder brings you back here.

Study design
18 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 18 sample titles: 18 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.