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Updated: Jul 10, 2025

Human Neural Organoids for Studying Brain Cancer and Neurodegenerative Diseases
Published on: June 28, 2019
FGF20
Justine D Van Greenen1, Dorit Hockman1
1Division of Cell Biology, Department of Human Biology, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa; Neuroscience Institute, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa.
Fibroblast growth factor 20 (FGF20) is a vital neurotrophic factor. Its widespread expression and association with diseases like Parkinson
Area of Science:
- Developmental Biology
- Neuroscience
- Genetics
Background:
- Fibroblast growth factor 20 (FGF20) is a neurotrophic factor belonging to the FGF9 subfamily.
- Initially identified in Xenopus embryos and adult rat brain, FGF20 interacts with FGFR4, FGFR3b, FGFR2b, and FGFRc receptors.
Purpose of the Study:
- To elucidate the developmental roles and disease associations of Fibroblast growth factor 20 (FGF20).
Main Methods:
- Analysis of FGF20 expression patterns during embryonic development and in adult tissues.
- Phenotypic characterization of FGF20 mouse mutants.
- Review of FGF20's association with human diseases.
Main Results:
- FGF20 exhibits broad expression during embryonic development (inner ear, heart, limbs, etc.) and is highly expressed in the adult brain.
- FGF20 deficient mice display phenotypes including congenital deafness, alopecia, renal hypoplasia, and delayed mammary gland development.
- FGF20 is implicated in human conditions such as Parkinson's Disease, cancer, and hereditary deafness.
Conclusions:
- FGF20 plays a critical role in multiple developmental processes.
- Dysregulation of FGF20 is linked to significant human diseases, highlighting its importance in health and disease.
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