Organoid is an ideal in vitro model with cellular heterogeneity and genetic stability when passaging. Currently, organoids are exploited as new tools in a variety of preclinical researches and applications for disease modeling, drug screening, host-microbial interactions, and regenerative therapy. Advances have been made in the establishment of nasal and olfactory epithelium organoids that are used to investigate the pathogenesis of smell-related diseases and cellular/molecular mechanism underlying the regeneration of olfactory epithelium. A set of critical genes are identified to function in cell proliferation and neuronal differentiation in olfactory epithelium organoids. Besides, nasal epithelium organoids derived from chronic rhinosinusitis patients have been established to reveal the pathogenesis of this disease, potentially applied in drug responses in individual patient. The present article reviews recent research progresses of nasal and olfactory epithelium organoids in fundamental and preclinical researches, and proposes current advances and potential future direction in the field of organoid research and application.
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http://dx.doi.org/10.1007/s00018-024-05557-w | DOI Listing |
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC11699091 | PMC |
Cell Mol Life Sci
January 2025
ENT Institute, Department of Otorhinolaryngology, Eye & ENT Hospital, Fudan University, Shanghai, 200031, China.
Organoid is an ideal in vitro model with cellular heterogeneity and genetic stability when passaging. Currently, organoids are exploited as new tools in a variety of preclinical researches and applications for disease modeling, drug screening, host-microbial interactions, and regenerative therapy. Advances have been made in the establishment of nasal and olfactory epithelium organoids that are used to investigate the pathogenesis of smell-related diseases and cellular/molecular mechanism underlying the regeneration of olfactory epithelium.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
STEM Neurology & Neuropsychological0 Research Group Egypt (SNRGE), Port Said, Port Said, Egypt.
Background: The olfactory mucosa cells are capable of lifelong neurogenesis providing a viable source of progenitor cells. Olfactory mucosa progenitor cells (OMPCs) have alleviated several cerebral ischemia/reperfusion damage markers. OMPCs are safely obtainable from the upper nasal cavity.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
UNAM, School of Medicine, Department of Physiology, CDMX, DF, Mexico.
Background: Longitudinal population-based studies have consistently revealed an expedited cognitive decline in the elderly population with type 2 diabetes mellitus (DM2). Additionally, there is a documented increased risk of developing vascular dementia and Alzheimer's disease in individuals with DM2. Conversely, recent research has pointed to metformin (MET), a widely prescribed medication for type 2 diabetes mellitus (T2DM), potentially mitigating age-related cognitive dysfunction (Madhu et al.
View Article and Find Full Text PDFNeurosci Biobehav Rev
December 2024
Department of Neuroscience, Istituto Superiore di Sanità, Viale Regina Elena 299, 00161, Rome, Italy.
A hallmark event in neurodegenerative diseases is represented by the misfolding, aggregation and accumulation of proteins, leading to cellular and network dysfunction preceding the development of clinical symptoms by years. Early diagnosis represents a crucial issue in the field of neuroscience as it offers the potential to utilize this therapeutic window in the future to manage disease-modifying therapy. Seed amplification assays, including Real-Time Quaking-Induced Conversion (RT-QuIC) and Protein Misfolding Cyclic Amplification (PMCA), have emerged in recent years as innovative techniques developed to detect minute amounts of amyloidogenic proteins.
View Article and Find Full Text PDFLaryngoscope
December 2024
Department of Neurosurgery, Dokkyo Medical University School of Medicine, Tochigi, Japan.
In endoscopic endonasal surgery for anterior skull base lesions, maximizing the anterior sphenoidotomy in the superior part is crucial for direct visualization and creating a wide working corridor. Here, we describe a technique we devised that maximizes upper anterior sphenoidotomy while preserving the olfactory mucosa. Laryngoscope, 2024.
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