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Effect of knockdown of junctional genes JUP and PLEC on Small Airway Epithelial Cells (SAECs) in the context of epithelial desquamation in distal bronchioles of Idiopathic Pulmonary fibrosis (IPF) patients

GSE267943 Homo sapiens (human) RNA-seq (gene expression) 12 samples Submitted 2025/09/01 Platform GPL24676
At a glance

RNA-seq (gene expression) · human · 12 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
12 samples: 4 × Scrambled vs 4 × JUP knockdown vs 4 × PLEC knockdownGroups 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.
Summary (written by the submitters)
JUP and PLEC are downregulated in the distal bronchioles of IPF patients. To understand the relevance of this in the epithelial sloughing (desquamation) phenotype observed in distal bronchioles of IPF patients, we knockeddown JUP and PLEC in small airway epithelial cells thats are isolated from distal bronchioles of human airway epithelium (Lonza).
Read the full summary ↓
Bulk RNA sequencing of JUP vs Scrambled and PLEC vs Scrambled were performed. The transriptomic data suggests that JUP transcriptionally regulates the matrix synthesis and the transcription of other junctional genes in SAECs. However, no significant effect of PLEC knockdown on transcription of matrix genes, a significant reduction in junctional gene transcripts were observed in PLEC knockdown. These findings suggest that JUP and PLEC may play key roles in the regulation of epithelial integrity during homeostasis, and when desrupted can lead to epithelial desquamation.
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 GSE267943_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 PRJNA1113677 and SRA study SRP508830. Searching any of these in the dataset finder brings you back here.

Study design
4 × Scrambled vs 4 × JUP knockdown vs 4 × PLEC knockdown

Supports a case/control comparison: 8 samples read as cases, 4 as controls.

How we read this: 3 replicated groups read from 12 sample titles; they account for 12 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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