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SCIENTIFIC LITERATURE · MED

Reproducibility of PD patient-specific midbrain organoid data for <i>in vitro</i> disease modeling.

iScience · 2025-09-10

DOI: 10.1016/j.isci.2025.113541PMID: 41050933

Open accessresearch-article; Journal ArticleOriginal source ↗

Research overview

The text below is the source article’s original abstract under a verified reuse license. cc by

Midbrain organoids are advanced in vitro cellular models for disease modeling. They have been used successfully over the past decade for Parkinson's disease (PD) research and drug development. The three-dimensional structure and multicellular composition allow disease research under more physiological conditions than is possible with conventional 2D cellular models. However, there are concerns in the field regarding the organoid batch-to-batch variability and thus the reproducibility of the results. In this manuscript, we generate multiple independent midbrain organoid batches derived from healthy individuals or glucocerebrosidase (GBA)-N370S mutation-carrying PD patients to evaluate the reproducibility of the GBA-N370S mutation-associated PD transcriptomic and metabolic signature as well as selected protein abundance. Our analysis shows that GBA-PD-associated phenotypes are reproducible across organoid generation batches and time points. This proves that midbrain organoids are not only suitable for PD in vitro modeling but also represent robust and highly reproducible cellular models.

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