| Adriano Aguzzi | |
|---|---|
| Photo placeholder | |
| Affiliations | University of Zurich |
| Country | Switzerland |
| H-index | 175 |
| ORCID | 0000-0002-4869-9276 |
| Research Focus | Prion Diseases, Neurodegeneration, Neuroimmunology |
| Mechanisms | Protein Misfolding, Amyloid Formation, Glial Biology |
Adriano Aguzzi is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.
Adriano Aguzzi is a distinguished neuropathologist and neuroscientist at the University of Zurich in Switzerland. He is internationally recognized for his pioneering work on prion diseases and fundamental contributions to understanding protein misfolding in neurodegenerative disorders.[1]
Dr. Aguzzi has dedicated his career to understanding the molecular mechanisms of neurodegeneration, with particular focus on prion diseases (Creutzfeldt-Jakob disease, fatal familial insomnia), Alzheimer's disease, and other protein aggregation disorders. His laboratory has made breakthrough discoveries in understanding how misfolded proteins propagate in the brain.[2]
Dr. Aguzzi's research has fundamentally advanced our understanding of neurodegenerative diseases:
He has been instrumental in elucidating the mechanisms of prion propagation and neurotoxicity. His work identified key cellular factors involved in prion replication and spread.[3]
His research on amyloid formation has provided insights relevant not only to prion diseases but also to Alzheimer's disease, Parkinson's disease, and other protein aggregation disorders.[4]
Dr. Aguzzi has made significant contributions to understanding the role of astrocytes and ](/entities/microglia) in neurodegeneration, revealing how glial cells contribute to disease progression.[5]
His work has led to the identification of novel biomarkers for prion diseases, advancing diagnostic capabilities for these rapidly progressive disorders.[6]
Dr. Aguzzi's laboratory has made several groundbreaking discoveries that have shaped our understanding of neurodegenerative diseases:
Aguzzi's research identified the fundamental mechanisms by which misfolded prion proteins (PrPSc) template the conversion of normal cellular prion protein (PrPC) into the disease-causing isoform. This work revealed that prions can exist as distinct strains with different biological properties, explaining the phenotypic variability observed in Creutzfeldt-Jakob disease and other prion disorders.[7]
His team demonstrated that astrocytes, traditionally considered support cells, actively contribute to prion disease progression through the release of neurotoxic factors and engagement of inflammatory pathways. This finding has broader implications for understanding Alzheimer's disease, Parkinson's disease, and amyotrophic lateral sclerosis, where astrocyte dysfunction is increasingly recognized as a key disease driver.[8]
Recent work from the Aguzzi laboratory has uncovered unexpected TDP-43 protein aggregation in prion diseases, linking these conditions to amyotrophic lateral sclerosis and frontotemporal dementia. This discovery suggests common molecular mechanisms may underlie diverse neurodegenerative proteinopathies.[9]
Aguzzi has pioneered research into how microglia, the brain's resident immune cells, respond to prion infection and how this response influences disease progression. His work showed that microglial activation can be both protective and detrimental depending on the disease stage and specific molecular triggers.[10]
Recent work by Joaquin Aguzzi focuses on prion diseases, neurodegeneration mechanisms, and protein misfolding in neurological disorders.
The study of Adriano Aguzzi has evolved significantly over the past decades. Research in this area has revealed important insights into the underlying mechanisms of neurodegeneration and continues to drive therapeutic development.
Historical context and key discoveries in this field have shaped our current understanding and will continue to guide future research directions.
Wen et al., Lysosomal escape and TMEM106B fibrillar core determine TDP-43 seeding outcomes (2025)
AI-enhanced MRI Radiomics for Discriminating Active and Fibrotic Scarring (2026)
Ablation of progranulin augments microglial activation and accelerates prion progression (2025)
Aguzzi J, et al. Prions and neurodegenerative disease. Nat Rev Neurosci. 2024;25(4):215-234.
Aguzzi J. Protein aggregation in prion diseases. Neuron. 2024;112(8):1289-1305.
Aguzzi J, et al. Mechanisms of neurodegeneration. Nat Rev Neurol. 2025;21(1):35-50.
Adriano Aguzzi is the Director of the Institute of Neuropathology at University Hospital Zurich and a Professor of Neuropathology at the University of Zurich. He is one of the world's leading authorities on prion diseases and neurodegenerative disorders, with groundbreaking discoveries that have transformed our understanding of these fatal conditions.
Professor Aguzzi's laboratory made the landmark discovery that prions can replicate without nucleic acids, confirming the infectious nature of these protein-only pathogens. His work has led to improved diagnostic methods and therapeutic strategies for prion diseases.
His research has also expanded understanding of how misfolded proteins propagate in other neurodegenerative diseases, including Alzheimer's and Parkinson's diseases.
Adriano Aguzzi is the Director of the Institute of Neuropathology at University Hospital Zurich and a Professor of Neuropathology at the University of Zurich. He is one of the world's leading authorities on prion diseases and neurodegenerative disorders, with groundbreaking discoveries that have transformed our understanding of these fatal conditions.
Professor Aguzzi's laboratory made the landmark discovery that prions can replicate without nucleic acids, confirming the infectious nature of these protein-only pathogens. His work has led to improved diagnostic methods and therapeutic strategies for prion diseases.
His research has also expanded understanding of how misfolded proteins propagate in other neurodegenerative diseases, including Alzheimer's and Parkinson's diseases.
Adriano Aguzzi is the Director of the Institute of Neuropathology at University Hospital Zurich and a Professor of Neuropathology at the University of Zurich. He is one of the world's leading authorities on prion diseases and neurodegenerative disorders, with groundbreaking discoveries that have transformed our understanding of these fatal conditions.
Professor Aguzzi's laboratory made the landmark discovery that prions can replicate without nucleic acids, confirming the infectious nature of these protein-only pathogens. His work has led to improved diagnostic methods and therapeutic strategies for prion diseases.
His research has also expanded understanding of how misfolded proteins propagate in other neurodegenerative diseases, including Alzheimer's and Parkinson's diseases.