Single-Cell RNA-Seq Analysis of Olfactory Mucosal Cells of Alzheimer’s Disease Patients
Abstract
:1. Introduction
2. Materials and Methods
2.1. Ethical Considerations
2.2. Patients and OM Cell Cultures
2.3. Enzyme-Linked Immunosorbent Assays
2.4. Cell Hashing and Single Cell RNA Sequencing
2.5. Quality Control and Downstream Analysis
2.6. Differential Expression and Enrichment
2.7. Analysis of Mitochondrial Respiration
2.8. Quantification of the Intracellular Levels of ATP
2.9. Western Blotting
2.10. Statistical Methods and Graphical Illustrations
3. Results
3.1. Secretion of Aβ1–42 Is Increased in AD OM Cells
3.2. Diversity of the Human OM Cells in Health and AD
3.3. Differential Expression Analysis Reveals AD-Related Alterations of Gene Expression in the OM Cells
3.4. Analysis of Individual Cell Types Reveals Distinctive AD-Associated Genes and Pathways
4. Discussion
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
Appendix A
ScRNA-Seq, Additional Details of the Analysis
References
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Lampinen, R.; Fazaludeen, M.F.; Avesani, S.; Örd, T.; Penttilä, E.; Lehtola, J.-M.; Saari, T.; Hannonen, S.; Saveleva, L.; Kaartinen, E.; et al. Single-Cell RNA-Seq Analysis of Olfactory Mucosal Cells of Alzheimer’s Disease Patients. Cells 2022, 11, 676. https://doi.org/10.3390/cells11040676
Lampinen R, Fazaludeen MF, Avesani S, Örd T, Penttilä E, Lehtola J-M, Saari T, Hannonen S, Saveleva L, Kaartinen E, et al. Single-Cell RNA-Seq Analysis of Olfactory Mucosal Cells of Alzheimer’s Disease Patients. Cells. 2022; 11(4):676. https://doi.org/10.3390/cells11040676
Chicago/Turabian StyleLampinen, Riikka, Mohammad Feroze Fazaludeen, Simone Avesani, Tiit Örd, Elina Penttilä, Juha-Matti Lehtola, Toni Saari, Sanna Hannonen, Liudmila Saveleva, Emma Kaartinen, and et al. 2022. "Single-Cell RNA-Seq Analysis of Olfactory Mucosal Cells of Alzheimer’s Disease Patients" Cells 11, no. 4: 676. https://doi.org/10.3390/cells11040676