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Multi-Omics Profiling Reveals Distinct Lipidomic and Transcriptomic Alterations in Gestational Diabetes Mellitus, Preeclampsia, and Coexistence of Both: Implications for Maternal and Neonatal Outcomes

GSE284329 Homo sapiens (human) RNA-seq (gene expression) 17 samples Submitted 2025/07/30 Platform GPL28038
At a glance

RNA-seq (gene expression) · human · 17 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
17 samples: 5 × CTL vs 5 × GDM vs 4 × PG vs 3 × PEGroups 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
Lipidomic and transcriptomic profiling reveal alterations in the coexistence of gestational diabetes mellitus and preeclampsia impacting maternal and neonatal outcomesScientific reports · 2025
Summary (written by the submitters)
Gestational diabetes mellitus (GDM) and preeclampsia (PE) are major contributors to maternal and perinatal morbidity and mortality, characterized by dysregulated lipid metabolism, chronic inflammation, and immune dysfunction, disrupting maternal-fetal homeostasis. The coexistence of GDM and PE (PG) presents a uniquely complex clinical scenario with molecular mechanisms that remain poorly understood.
Read the full summary ↓
Peripheral blood samples from 42 pregnant women were categorized into CTL (n=10), GDM (n=12), PE (n=10), and PG (n=10) groups. Lipidomic profiling via LC-MS and transcriptomic analysis through RNA sequencing were performed. Multi-omics integration correlated molecular signatures with clinical and neonatal outcomes, and a predictive model for PE was constructed using differentially expressed lipids. Additionally, UK Biobank data was analyzed to explore associations between pregnancy complications and maternal postpartum depression (PD).PE exhibited the most pronounced lipidomic alterations, correlating with adverse neonatal outcomes, including low birth weight, while GDM showed the most significant transcriptomic changes. PG demonstrated unique transcriptomic signatures associated with neuronal and immune dysfunction, suggesting a potential link to maternal PD. Seven lipid biomarkers were identified, significantly correlating with neonatal outcomes, and a lipid-based predictive model for PE showed robust performance across PE and PG cohorts. GDM and PE were significantly associated with PD, though PG’s association remains inconclusive due to limited data.This study highlights the utility of multi-omics in unraveling shared and disease-specific mechanisms underlying pregnancy complications. The identified biomarkers and PE predictive model offer promising avenues for advancing diagnosis, prognosis, and personalized maternal-fetal care.
Published in
Lipidomic and transcriptomic profiling reveal alterations in the coexistence of gestational diabetes mellitus and preeclampsia impacting maternal and neonatal outcomes
Zhang C, Huang Y, Mai X et al. · Scientific reports 2025 · PMID 40715462 · doi:10.1038/s41598-025-12077-5
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 GSE284329_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 PRJNA1198604 and SRA study SRP551567. Searching any of these in the dataset finder brings you back here.

Study design
5 × CTL vs 5 × GDM vs 4 × PG vs 3 × PE

Supports a between-group comparison across 17 samples.

How we read this: 4 replicated groups read from 17 sample titles; they account for 17 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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