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Comprehensive transcriptome analysis of skeletal muscle in the NADS knockout mice.

GSE274297 Mus musculus (mouse) RNA-seq (gene expression) 16 samples Submitted 2025/12/16 Platform GPL24247
At a glance

RNA-seq (gene expression) · mouse · 16 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
Mus musculus (mouse)
Samples
16 samples: 4 × YW vs 4 × OW vs 4 × YK vs 4 × OKGroups 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
Early-life NAD(+) deficiency programs skeletal muscle aging by sustained suppression of hyaluronic acid synthesis beginning in childhoodCell reports · 2026
Summary (written by the submitters)
Nicotinamide adenine dinucleotide (NAD+) is a pivotal molecule involved in various biological processes, including energy production, protein post-translational modification, DNA repair, calcium mobilization, and 5’-capping of mRNA. Accumulating evidence has revealed that NAD+ declines with age by disturbing the balance between its synthesis and degradation.
Read the full summary ↓
Decreased NAD+ levels result in deterioration of physiological functions in multiple tissues, including the liver, muscle, kidney, and brain. Contrarily, the repletion of NAD+ levels by supplementation of NAD+ precursors have beneficial effects on lifespan, physiological aging, and aging-associated diseases. However, it is unknown whether declined NAD+ levels in young age affect aging processes. Therefore, in this study, to better understand the effect of NAD+ levels on the aging processes, we performed the RNA-sequencing using skeletal muscle samples from young and old wild-type and NAD synthetase (NADS)-deficient mice.
Published in
Early-life NAD(+) deficiency programs skeletal muscle aging by sustained suppression of hyaluronic acid synthesis beginning in childhood
Karim M, Yaku K, Kim JD et al. · Cell reports 2026 · PMID 41615804 · doi:10.1016/j.celrep.2025.116912
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 GSE274297_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 PRJNA1145900 and SRA study SRP524996. Searching any of these in the dataset finder brings you back here.

Study design
4 × YW vs 4 × OW vs 4 × YK vs 4 × OK

Supports a between-group comparison across 16 samples.

How we read this: 4 replicated groups read from 16 sample titles; they account for 16 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.