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Updated: Jun 24, 2025

Rapid Generation of Amyloid from Native Proteins In vitro
Published on: December 5, 2013
Amyloidosis and Amyloidogenesis: One Name, Many Diseases
Marco Pozzan1, Carla Indennidate1, Guerino Giuseppe Varrà1
1Cardiovascular Department, Center for Diagnosis and Treatment of Cardiomyopathies, Azienda Sanitaria Universitaria Giuliano-Isontina (ASUGI) and University of Trieste, Low Prevalence and Complex Diseases of the Heart-ERN GUARD-Heart, Via P. Valdoni 7, Trieste 34100, Italy.
Abstract:
Amyloidosis is a heterogenous group of disorders, caused by the deposition of insoluble fibrils derived from misfolded proteins in the extracellular space of various organs. These proteins have an unstable structure that causes them to misfold, aggregate, and deposit as amyloid fibrils with the pathognomonic histologic property of green birefringence when viewed under cross-polarized light after staining with Congo red. Amyloid fibrils are insoluble and degradation-resistant; resistance to catabolism results in progressive tissue amyloid accumulation. The outcome of this process is organ disfunction independently from the type of deposited protein, however there can be organ that are specifically targeted from certain proteins.
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