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Identification of replicative aging and inflammatory aging signatures via whole-genome CRISPRi screens

GSE300879 Homo sapiens (human) RNA-seq (gene expression) 16 samples Submitted 2025/06/27 Platform GPL34284
At a glance

RNA-seq (gene expression) · human · 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
Homo sapiens (human)
Samples
16 samples: 14 distinct titles, 2 of them repeatedGroups 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
Identification of replicative aging and inflammatory aging signatures via whole-genome CRISPRi screensGenome biology · 2025
Summary (written by the submitters)
Aging is one of the greatest risk factors for chronic diseases. Research on aging at the cellular level, especially in adult stem cells, is conducive to a comprehensive understanding of the molecular processes of aging. We performed multiple systematic genome-wide CRISPR interference (CRISPRi) screenings in human primary mesenchymal stem cells (MSC) derived from adipose tissues.
Read the full summary ↓
Notably, we identified potential novel regulators in the progress of MSC senescence in terms of both replicative senescence and inflammatory induced senescence. Combining the functional genomic data with 405 GWAS datasets, including 50 aging-related studies, we observed that the inflammatory aging signatures identified from the CRISPRi screenings were significantly associated with diverse aging processes, suggesting novel signatures to analyze and predict aging status and aging-related disease. These novel signatures verified from the comprehensive functional genomics and genetic datasets may provide targets to interfere with the aging process as well as to improve cell therapy products.
Published in
Identification of replicative aging and inflammatory aging signatures via whole-genome CRISPRi screens
Wu L, Zhu X, Liu Y et al. · Genome biology 2025 · PMID 40770768 · doi:10.1186/s13059-025-03683-7
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 GSE300879_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 PRJNA1282582 and SRA study SRP594801. Searching any of these in the dataset finder brings you back here.

Study design
14 distinct titles, 2 of them repeated
MSC-NC ×2 MSC-si-SAMM50 ×2

How we read this: Read from 16 sample titles: 14 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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