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Horgan NG, Moore KBE, Fortin JS. Investigation of serum amyloid a within animal species focusing on the 1-25 amino acid region. Vet Q 2023; 43:1-8. [PMID: 37800590 PMCID: PMC10614707 DOI: 10.1080/01652176.2023.2267605] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/18/2023] [Accepted: 10/03/2023] [Indexed: 10/07/2023] Open
Abstract
AA amyloidosis, characterized by the misfolding of serum amyloid A (SAA) protein, is the most common amyloid protein disorder across multiple species. SAA is a positive-acute phase protein synthesized by the liver in response to inflammation or stress, and it normally associates with high-density lipoprotein at its N-terminus. In this study, we focused on the 1-25 amino acid (aa) region of the complete 104 aa SAA sequence to examine the aggregation propensity of AA amyloid. A library comprising eight peptides from different species was assembled for analysis. To access the aggregation propensity of each peptide region, a bioinformatic study was conducted using the algorithm TANGO. Congo red (CR) binding assays, Thioflavin T (ThT) assays, and transmission electron microscopy (TEM) were utilized to evaluate whether the synthesized peptides formed amyloid-like fibrils. All synthetic SAA 1-25 congeners resulted in amyloid-like fibrils formation (per CR and/or ThT staining and TEM detection) at the exception of the ferret SAA1-25 fragment, which generated plaque-like materials by TEM. Ten residues were preserved among SAA 1-25 congeners resulting in amyloid-like fibrils, i.e. F6, E9, A10, G13, D16, M17, A20, Y21, D23, and M24. Amino acid residues highlighted by this study may have a role in increasing the propensity for amyloid-like fibril formation. This study put an emphasis on region 1-25 in the mechanism of SAA1 misfolding.
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Affiliation(s)
- Natalie G. Horgan
- Department of Basic Medical Sciences, College of Veterinary Medicine, Purdue University, West Lafayette, IN, USA
| | - Kendall B. E. Moore
- Department of Basic Medical Sciences, College of Veterinary Medicine, Purdue University, West Lafayette, IN, USA
| | - Jessica S. Fortin
- Department of Basic Medical Sciences, College of Veterinary Medicine, Purdue University, West Lafayette, IN, USA
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2
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Photocatalytic Inactivation of Viruses and Prions: Multilevel Approach with Other Disinfectants. Appl Microbiol 2022. [DOI: 10.3390/applmicrobiol2040054] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Ag, Cu, Zn, Ti, and Au nanoparticles show enhanced photocatalytic properties. Efficient indoor disinfection strategies are imperative to manage the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic. Virucidal agents, such as ethanol, sodium hypochlorite, 222-nm UV light, and electrolyzed water inactivate SARS-CoV-2 in indoor environments. Tungsten trioxide (WO3) photocatalyst and visible light disinfect abiotic surfaces against SARS-CoV-2. The titanium dioxide (TiO2)/UV system inactivates SARS-CoV-2 in aerosols and on deliberately contaminated TiO2-coated glass slide surfaces in photocatalytic chambers, wherein 405-nm UV light treatment for 20 min sterilizes the environment and generates reactive oxygen species (ROS) that inactivate the virus by targeting S and envelope proteins and viral RNA. Mesoscopic calcium bicarbonate solution (CAC-717) inactivates pathogens, such as prions, influenza virus, SARS-CoV-2, and noroviruses, in fluids; it presumably acts similarly on human and animal skin. The molecular complexity of cementitious materials promotes the photocatalysis of microorganisms. In combination, the two methods can reduce the pathogen load in the environment. As photocatalysts and CAC-717 are potent disinfectants for prions, disinfectants against prionoids could be developed by combining photocatalysis, gas plasma methodology, and CAC-717 treatment, especially for surgical devices and instruments.
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3
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Rising A, Gherardi P, Chen G, Johansson J, Oskarsson ME, Westermark GT, Westermark P. AA amyloid in human food chain is a possible biohazard. Sci Rep 2021; 11:21069. [PMID: 34702933 PMCID: PMC8548551 DOI: 10.1038/s41598-021-00588-w] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/31/2021] [Accepted: 10/11/2021] [Indexed: 11/09/2022] Open
Abstract
AA amyloidosis can be transmitted experimentally in several mammalian and avian species as well as spontaneously between captive animals, even by oral intake of amyloid seeds. Amyloid seeding can cross species boundaries, and fibrils of one kind of amyloid protein may also seed other types. Here we show that meat from Swedish and Italian cattle for consumption by humans often contains AA amyloid and that bovine AA fibrils efficiently cross-seed human amyloid β peptide, associated with Alzheimer's disease.
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Affiliation(s)
- Anna Rising
- Department of Biosciences and Nutrition, Karolinska Institutet, Huddinge, Huddinge, Sweden
- Department of Anatomy, Physiology and Biochemistry, Swedish University of Agricultural Sciences, Uppsala, Sweden
| | - Paola Gherardi
- Unità Operativa Igiene Degli Alimenti Di Origine Animale, Azienda Unità Sanitaria Locale Di Piacenza, Piazzale Milano, Piacenza, Italy
| | - Gefei Chen
- Department of Biosciences and Nutrition, Karolinska Institutet, Huddinge, Huddinge, Sweden
| | - Jan Johansson
- Department of Biosciences and Nutrition, Karolinska Institutet, Huddinge, Huddinge, Sweden
| | - Marie E Oskarsson
- Department of Medical Cell Biology, Uppsala University, Uppsala, Sweden
| | | | - Per Westermark
- Rudbeck Laboratory, C11, Department of Immunology, Genetics and Pathology, Uppsala University, 75185, Uppsala, Sweden.
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4
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IWAIDE S, UJIKE N, KOBAYASHI K, SASSA Y, MURAKAMI T. Species-barrier on the cross-species oral transmission of bovine AA amyloidosis in mice. J Vet Med Sci 2021; 83:962-967. [PMID: 33907055 PMCID: PMC8267202 DOI: 10.1292/jvms.20-0713] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/17/2020] [Accepted: 04/19/2021] [Indexed: 01/21/2023] Open
Abstract
In AA amyloidosis, cross-species oral transmission has been demonstrated in several animal models. While it is known that the transmission efficiency of AA amyloidosis between different species is lower than that among the same species, the mechanism of this species-barrier is unclear. In this study, we found at first that mice orally given a large amount of bovine AA simultaneously with inflammatory stimulation did not develop AA amyloidosis. Therefore, we hypothesized that the low efficiency of the cross-species oral transmission of AA amyloidosis might be due to the low absorption rate in Peyer's patches. To evaluate the hypothesis, we next investigated whether bovine AA was taken up by Peyer's patches and translocated to other organs in vivo and ex vivo models. The direct absorption of bovine AA by Peyer's patches was not observed. Besides, translocation of bovine AA to the mesenteric lymph nodes, spleen, liver, or kidney was not observed except the mesenteric lymph node of a single mouse. Thus, absorption of bovine AA by Peyer's patches occurred much less efficiently in mouse models of cross-species oral transmission of AA amyloidosis. The present study suggests that the less efficient amyloid uptake by Peyer's patches may be involved in the species-barrier of oral transmission of AA amyloidosis.
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Affiliation(s)
- Susumu IWAIDE
- Laboratory of Veterinary Toxicology, Cooperative Department
of Veterinary Medicine, Tokyo University of Agriculture and Technology, 3-5-8 Saiwai-cho,
Fuchu, Tokyo 183-8509, Japan
| | - Naoki UJIKE
- Laboratory of Veterinary Toxicology, Cooperative Department
of Veterinary Medicine, Tokyo University of Agriculture and Technology, 3-5-8 Saiwai-cho,
Fuchu, Tokyo 183-8509, Japan
| | - Kyoko KOBAYASHI
- Laboratory of Veterinary Toxicology, Cooperative Department
of Veterinary Medicine, Tokyo University of Agriculture and Technology, 3-5-8 Saiwai-cho,
Fuchu, Tokyo 183-8509, Japan
| | - Yukiko SASSA
- Laboratory of Veterinary Infectious Disease, Cooperative
Department of Veterinary Medicine, Tokyo University of Agriculture and Technology, 3-5-8
Saiwai-cho, Fuchu, Tokyo 183-8509, Japan
| | - Tomoaki MURAKAMI
- Laboratory of Veterinary Toxicology, Cooperative Department
of Veterinary Medicine, Tokyo University of Agriculture and Technology, 3-5-8 Saiwai-cho,
Fuchu, Tokyo 183-8509, Japan
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5
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Westermark GT, Fändrich M, Lundmark K, Westermark P. Noncerebral Amyloidoses: Aspects on Seeding, Cross-Seeding, and Transmission. Cold Spring Harb Perspect Med 2018; 8:a024323. [PMID: 28108533 PMCID: PMC5749146 DOI: 10.1101/cshperspect.a024323] [Citation(s) in RCA: 23] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
More than 30 proteins form amyloid in humans, most of them outside of the brain. Deposition of amyloid in extracerebral tissues is very common and seems inevitable for an aging person. Most deposits are localized, small, and probably without consequence, but in some instances, they are associated with diseases such as type 2 diabetes. Other extracerebral amyloidoses are systemic, with life-threatening effects on the heart, kidneys, and other organs. Here, we review how amyloid may spread through seeding and whether transmission of amyloid diseases may occur between humans. We also discuss whether cross-seeding is important in the development of amyloidosis, focusing specifically on the amyloid proteins AA, transthyretin, and islet amyloid polypeptide (IAPP).
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Affiliation(s)
- Gunilla T Westermark
- Department of Medical Cell Biology, Uppsala University, SE-751 23 Uppsala, Sweden
| | - Marcus Fändrich
- Institute of Protein Biochemistry, Ulm University, D-89081 Ulm, Germany
| | - Katarzyna Lundmark
- Department of Clinical Pathology and Clinical Genetics, and Department of Clinical and Experimental Medicine, Linköping University, SE-581 85 Linköping, Sweden
| | - Per Westermark
- Department of Immunology, Genetics and Pathology, Uppsala University, SE-751 85 Uppsala, Sweden
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6
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Maeda M, Murakami T, Muhammad N, Inoshima Y, Ishiguro N. Experimental transmission of systemic AA amyloidosis in autoimmune disease and type 2 diabetes mellitus model mice. Exp Anim 2016; 65:427-436. [PMID: 27321428 PMCID: PMC5111846 DOI: 10.1538/expanim.16-0037] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023] Open
Abstract
AA amyloidosis is a protein misfolding disease characterized by extracellular deposition of amyloid A (AA) fibrils. AA amyloidosis has been identified in food animals, and it has been postulated that AA amyloidosis may be transmissible to different animal species. Since the precursor protein of AA fibrils is serum amyloid A (SAA), which is an inflammatory acute phase protein, AA amyloidosis is considered to be associated with inflammatory diseases such as rheumatoid arthritis. Chronic diseases such as autoimmune disease and type 2 diabetes mellitus could be potential factors for AA amyloidosis. In this study, to examine the relationship between the induction of AA amyloidosis and chromic abnormalities such as autoimmune disease or type 2 diabetes mellitus, amyloid fibrils from mice, cattle, or chickens were experimentally injected into disease model mice. Wild-type mice were used as controls. The concentrations of SAA, IL-6, and IL-10 in autoimmune disease model mice were higher than those of control mice. However, induction of AA amyloidosis in autoimmune disease and type 2 diabetes mellitus model mice was lower than that in control mice, and the amount of amyloid deposits in the spleens of both mouse models was lower than that of control mice according to Congo red staining and immunohistochemistry. These results suggest that factors other than SAA levels, such as an inflammatory or anti-inflammatory environment in the immune response, may be involved in amyloid deposition.
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Affiliation(s)
- Mayuko Maeda
- Laboratory of Food and Environmental Hygiene, Department of Veterinary Medicine, Faculty of Applied Biological Sciences, Gifu University, Gifu 501-1193, Japan
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7
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Longitudinal study of experimental induction of AA amyloidosis in mice seeded with homologous and heterologous AA fibrils. Inflamm Res 2016; 65:689-99. [DOI: 10.1007/s00011-016-0950-1] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/10/2016] [Revised: 04/22/2016] [Accepted: 04/27/2016] [Indexed: 02/04/2023] Open
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Murakami T, Inoshima Y, Ishiguro N. Systemic AA amyloidosis as a prion-like disorder. Virus Res 2014; 207:76-81. [PMID: 25533533 DOI: 10.1016/j.virusres.2014.12.019] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/13/2014] [Revised: 12/06/2014] [Accepted: 12/11/2014] [Indexed: 10/24/2022]
Abstract
Amyloidosis is a collective term for a group of disorders that induce functional impairment of organs and occurs through the accumulation of amyloid, or misfolded protein in beta-sheets. AA amyloidosis is a lethal systemic amyloidosis with SAA as the precursor protein, and is observed in various animal species, including humans. AA amyloidosis can be induced artificially by continuously administering inflammatory stimuli in experimental animal models. In this process of experimental induction, the administration of AA amyloids from either the same or different species is known to markedly expedite AA amyloidosis development, and this is also termed transmission of AA amyloidosis. Similarly to prion disease, AA amyloidosis is considered to be transmitted via a "seeding-nucleation" process. In this manuscript, we reviewed the pathology and transmissibility of AA amyloidosis in animals.
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Affiliation(s)
- Tomoaki Murakami
- Department of Veterinary Medicine, Tokyo University of Agriculture and Technology, Tokyo, Japan
| | - Yasuo Inoshima
- Department of Veterinary Medicine, Gifu University, Gifu, Japan
| | - Naotaka Ishiguro
- Department of Veterinary Medicine, Gifu University, Gifu, Japan.
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10
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Abstract
Amyloidoses are a group of protein-misfolding disorders that are characterized by the deposition of amyloid fibrils in organs and/or tissues. In reactive amyloid A (AA) amyloidosis, serum AA (SAA) protein forms deposits in mice, domestic and wild animals, and humans that experience chronic inflammation. AA amyloid fibrils are abnormal β-sheet-rich forms of the serum precursor SAA, with conformational changes that promote fibril formation. Extracellular deposition of amyloid fibrils causes disease in affected animals. Recent findings suggest that AA amyloidosis could be transmissible. Similar to the pathogenesis of transmissible prion diseases, amyloid fibrils induce a seeding-nucleation process that may lead to development of AA amyloidosis. We review studies of possible transmission in bovine, avian, mouse, and cheetah AA amyloidosis.
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Affiliation(s)
- T Murakami
- Department of Aging Biology, Institute of Pathogenesis and Disease Prevention, Shinshu University Graduate School of Medicine, 3-1-1 Asahi, Matsumoto 390-8621, Japan.
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11
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Murakami T, Inoshima Y, Kobayashi Y, Matsui T, Inokuma H, Ishiguro N. Atypical AA amyloid deposits in bovine AA amyloidosis. Amyloid 2012; 19:15-20. [PMID: 22149364 DOI: 10.3109/13506129.2011.637145] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
Abstract
In bovine amyloid protein A (AA) amyloidosis, amyloid deposits are typically observed in the kidney and spleen at necropsy. To determine the distribution of amyloid deposits in cows affected with AA amyloidosis, we examined organs known to be sites of amyloid deposits that are also processed for human consumption in 14 cows: 11 with typical clinical symptoms (typical amyloidosis) and three with no typical clinical symptoms (atypical amyloidosis). We found unusually high amounts of amyloid deposits in the tongue and other organs in all 14 cows regardless of the presence or absence of clinical amyloidosis symptoms. Cows with typical amyloidosis had heavier amyloid deposits in the spleen and renal glomeruli than cows with atypical amyloidosis. From clinical symptoms and histological examinations, we found that cows with typical and atypical amyloidosis can be classified into two groups, class I and class II, according to the presence or absence of heavy amyloid deposits in the spleen and renal glomeruli. However, no significant differences were observed between the amyloid fibrils of class I and class II amyloidosis by electron microscopy and Western blot analysis.
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Affiliation(s)
- Tomoaki Murakami
- United Graduate School of Veterinary Sciences, Department ofVeterinary Medicine, Gifu University, Gifu, Japan
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12
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Murakami T, Inoshima Y, Watanabe KI, Kobayashi Y, Matsui T, Kurazono H, Ishiguro N. Pathogenesis of experimental amyloid protein A amyloidosis in sore hocks-affected rabbits. Amyloid 2011; 18:112-8. [PMID: 21815744 DOI: 10.3109/13506129.2011.582901] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
Abstract
Although the experimental transmission of amyloid protein A (AA) amyloidosis with amyloid-enhancing factor has been studied intensively, its pathogenesis remains obscure. We previously found that rabbits affected with 'sore hocks' (SH) uniquely developed AA amyloidosis in response to primary inflammatory stimulation followed by the administration of bovine AA fibrils. However, it is unknown why only the rabbits with preexisting SH developed experimental AA amyloidosis. There may be hidden factors in the SH status that stimulate the mechanism of cross-species transmission of AA amyloidosis. To examine the essential factors in the development of experimental AA amyloidosis in SH-affected rabbits, we studied the etiology of SH in rabbits pathologically and bacteriologically. In addition, we developed artificial SH symptoms in normal rabbits by use of an adjuvant prepared from Staphylococcus aureus (StA) isolated from a spontaneous SH-affected rabbit, and we evaluated the incidence of AA amyloidosis in rabbits with or without experimental SH symptoms. We found that StA administration was extremely efficient at stimulating the induction of experimental AA amyloidosis, and the influence of SH was required. We found that the persistent S. aureus infection in SH facilitates the development of experimental AA amyloidosis in rabbits and that the inflammatory stimulation provided by SH acts as an additional accelerator in experimental AA amyloidosis.
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Affiliation(s)
- Tomoaki Murakami
- United Graduate School of Veterinary Sciences, Gifu University, 1-1 Yanagido, Gifu, Japan
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13
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Westermark GT, Westermark P. Prion-like aggregates: infectious agents in human disease. Trends Mol Med 2010; 16:501-7. [DOI: 10.1016/j.molmed.2010.08.004] [Citation(s) in RCA: 72] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/07/2010] [Revised: 08/16/2010] [Accepted: 08/18/2010] [Indexed: 11/28/2022]
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Qian J, Yan J, Ge F, Zhang B, Fu X, Tomozawa H, Sawashita J, Mori M, Higuchi K. Mouse senile amyloid fibrils deposited in skeletal muscle exhibit amyloidosis-enhancing activity. PLoS Pathog 2010; 6:e1000914. [PMID: 20502680 PMCID: PMC2873911 DOI: 10.1371/journal.ppat.1000914] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/14/2009] [Accepted: 04/20/2010] [Indexed: 11/18/2022] Open
Abstract
Amyloidosis describes a group of protein folding diseases in which amyloid proteins are abnormally deposited in organs and/or tissues as fine fibrils. Mouse senile amyloidosis is a disorder in which apolipoprotein A-II (apoA-II) deposits as amyloid fibrils (AApoAII) and can be transmitted from one animal to another both by the feces and milk excreted by mice with amyloidosis. Thus, mouse AApoAII amyloidosis has been demonstrated to be a “transmissible disease”. In this study, to further characterize the transmissibility of amyloidosis, AApoAII amyloid fibrils were injected into transgenic Apoa2cTg+/− and normal R1.P1-Apoa2c mice to induce AApoAII systemic amyloidosis. Two months later, AApoAII amyloid deposits were found in the skeletal muscles of amyloid-affected mice, primarily in the blood vessels and in the interstitial tissues surrounding muscle fibers. When amyloid fibrils extracted from the skeletal muscles were subjected to Western blot analysis, apoA-II was detected. Amyloid fibril fractions isolated from the muscles not only demonstrated the structure of amyloid fibrils but could also induce amyloidosis in young mice depending on its fibril conformation. These findings present a possible pathogenesis of amyloidosis: transmission of amyloid fibril conformation through muscle, and shed new light on the etiology involved in amyloid disorders. “Amyloidosis”, a group of protein folding diseases characterized by deposition of fine fibrils in tissues, is a common disorder of protein metabolism and can be acquired, inherited and/or age-associated. Recently, prion-like transmission has been found in various amyloidoses. AApoAII amyloid fibrils in mouse senile amyloidosis have exhibited transmissibility. For instance, ingested AApoAII amyloid fibrils, which were excreted from mice and contained in feces or milk, function as seeds for changing apoA-II amyloid precursor protein to the fibrillar form and cause mouse senile amyloidosis. However, transmissibility through other pathways has not yet been established. Here, we induced AApoAII systemic amyloidosis in transgenic Apoa2cTg+/− and normal R1.P1-Apoa2c mice to analyze the transmissibility of mouse senile amyloidosis through muscle tissues. In this study, we not only detected AApoAII deposited in various skeletal muscles, but also found that it could induce secondary transmission of AApoAII amyloidosis. This is the first evidence of transmission through skeletal muscles in non-prion systemic amyloidosis. This pathway of transmission provides new insight into the potential for food-borne pathogenesis and etiology of systemic amyloidosis.
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Affiliation(s)
- Jinze Qian
- Department of Aging Biology, Institute on Aging and Adaptation, Shinshu University Graduate School of Medicine, Matsumoto, Japan
- Department of Pathology, Hebei Medical University, Shijiazhuang, China
| | - Jingmin Yan
- Department of Aging Biology, Institute on Aging and Adaptation, Shinshu University Graduate School of Medicine, Matsumoto, Japan
| | - Fengxia Ge
- Department of Aging Biology, Institute on Aging and Adaptation, Shinshu University Graduate School of Medicine, Matsumoto, Japan
| | - Beiru Zhang
- Department of Aging Biology, Institute on Aging and Adaptation, Shinshu University Graduate School of Medicine, Matsumoto, Japan
| | - Xiaoying Fu
- Department of Aging Biology, Institute on Aging and Adaptation, Shinshu University Graduate School of Medicine, Matsumoto, Japan
| | - Hiroshi Tomozawa
- Division of Laboratory Animal Research, Research Center for Human and Environmental Science, Shinshu University, Matsumoto, Japan
| | - Jinko Sawashita
- Department of Aging Biology, Institute on Aging and Adaptation, Shinshu University Graduate School of Medicine, Matsumoto, Japan
| | - Masayuki Mori
- Department of Aging Biology, Institute on Aging and Adaptation, Shinshu University Graduate School of Medicine, Matsumoto, Japan
| | - Keiichi Higuchi
- Department of Aging Biology, Institute on Aging and Adaptation, Shinshu University Graduate School of Medicine, Matsumoto, Japan
- * E-mail:
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Taira Y, Inoshima Y, Ishiguro N, Murakami T, Matsui T. Isolation and characterization of monoclonal antibodies against bovine serum amyloid A1 protein. Amyloid 2009; 16:215-20. [PMID: 19922333 DOI: 10.3109/13506120903421595] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
Abstract
Bovine AA amyloidosis is the most frequently encountered amyloid type in cattle, and it is characterized by an extracellular deposition of pathological amyloid A (AA) protein. Because of the lack of a specific monoclonal antibody (mAbs) against bovine amyloid A (bAA) protein and its precursor, bovine serum amyloid A1 (bSAA1), at present anti-bAA rabbit antiserum and anti-human AA or SAA mAbs are widely used for diagnosis and analysis of bovine AA amyloidosis. In this study, three specific mAbs against bSAA1 were isolated by immunization using synthetic peptides of bSAA1, and these mAbs showed higher detection ability and specificity to bAA and bSAA1 than rabbit antiserum and anti-human AA or SAA mAbs in Western blot analysis and immunohistochemistry. These novel mAbs will be valuable in the development of a more precise immunochemical diagnostic tool for bovine AA amyloidosis, as well as for studying the pathophysiological mechanisms involved in this disease.
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Affiliation(s)
- Yuto Taira
- Laboratory of Food and Environmental Hygiene, Department of Veterinary Medicine, Gifu University, Gifu, Japan
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16
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Elimova E, Kisilevsky R, Ancsin JB. Heparan sulfate promotes the aggregation of HDL‐associated serum amyloid A: evidence for a proamyloidogenic histidine molecular switch. FASEB J 2009; 23:3436-48. [DOI: 10.1096/fj.09-134981] [Citation(s) in RCA: 43] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Elena Elimova
- Department of Biochemistry Queen's University Kingston Ontario Canada
- Department of Medicine University of Ottawa Ottawa ON K1H 8L6 Canada
| | - Robert Kisilevsky
- Department of Biochemistry Queen's University Kingston Ontario Canada
- Department of Pathology and Molecular Medicine Queen's University Kingston Ontario Canada
- The Syl and Molly Apps Research Centre Kingston General Hospital Kingston Ontario Canada
| | - John B. Ancsin
- Department of Biochemistry Queen's University Kingston Ontario Canada
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17
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Biescas E, Jirón W, Climent S, Fernández A, Pérez M, Weiss D, Solomon A, Luján L. AA Amyloidosis Induced in Sheep Principally Affects the Gastrointestinal Tract. J Comp Pathol 2009; 140:238-46. [DOI: 10.1016/j.jcpa.2008.12.004] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/03/2008] [Revised: 12/04/2008] [Accepted: 12/12/2008] [Indexed: 10/21/2022]
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18
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Westermark GT, Westermark P. Serum amyloid A and protein AA: molecular mechanisms of a transmissible amyloidosis. FEBS Lett 2009; 583:2685-90. [PMID: 19393650 DOI: 10.1016/j.febslet.2009.04.026] [Citation(s) in RCA: 59] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/19/2009] [Revised: 04/15/2009] [Accepted: 04/16/2009] [Indexed: 01/24/2023]
Abstract
Systemic AA-amyloidosis is a complication of chronic inflammatory diseases and the fibril protein AA derives from the acute phase reactant serum AA. AA-amyloidosis can be induced in mice by an inflammatory challenge. The lag phase before amyloid develops can be dramatically shortened by administration of a small amount of amyloid fibrils. Systemic AA-amyloidosis is transmissible in mice and may be so in humans. Since transmission can cross species barriers it is possible that AA-amyloidosis can be induced by amyloid in food, e.g. foie gras. In mice, development of AA-amyloidosis can also be accelerated by other components with amyloid-like properties. A new possible risk factor may appear with synthetically made fibrils from short peptides, constructed for tissue repair.
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Affiliation(s)
- Gunilla T Westermark
- Division of Cell Biology, Diabetes Research Centre, Department of Clinical and Experimental Medicine, Linköping University, Linköping, Sweden.
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Yoshida T, Zhang P, Fu X, Higuchi K, Ikeda SI. Slaughtered aged cattle might be one dietary source exhibiting amyloid enhancing factor activity. Amyloid 2009; 16:25-31. [PMID: 19291511 DOI: 10.1080/13506120802676831] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
Abstract
It has been shown that experimental murine AA amyloidosis can be enhanced by dietary ingestion of amyloid fibrils, and it is known that systemic AA amyloidosis occasionally develops in aged cattle. In this study, we examined amyloid deposits in renal and muscular tissues simultaneously obtained from slaughtered aged cattle; from both tissues when affected, amyloid-enhancing activity was also investigated. On histopathology, renal amyloid deposition was seen in nine of the 293 cattle with no history of disease, and minute amyloid deposition in muscular tissue was detectable in one of these nine. All these amyloid deposits were immunohistochemically demonstrated to be AA. Extracts, which might contain amyloid fibril fractions, were isolated from renal and muscular tissues in five of these nine cattle. On SDS-PAGE and Western blot analysis, protein bands immunoreactive to anti-AA serum were detected in the kidney fractions obtained from four of the five latter cattle, but no bands were seen in the muscle fractions of any of the five cattle. Amyloid fibril fractions from two cattle were intravenously injected into group of seven experimentally designed mice for induction of AA amyloidosis. All seven mice injected with kidney fraction developed severe AA amyloidosis, whereas only one of the seven mice given muscle fraction showed slight amyloid deposition in the spleen. These data suggest that food products made from aged cattle possess amyloid-enhancing potential.
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Affiliation(s)
- Takuhiro Yoshida
- Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto, Japan
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Hampel MR, Kinne J, Wernery U, Pospischil A, Kellermann J, Linke RP. Increasing fatal AA amyloidosis in hunting falcons and how to identify the risk: a report from the United Arab Emirates. Amyloid 2009; 16:122-32. [PMID: 19657764 DOI: 10.1080/13506120903090759] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
Abstract
In hunting falcons, a fatal syndrome of wasting, weight loss, green mutes and, finally, sudden death of emaciated birds has been observed in the United Arab Emirates (UAE). Histological examination using Congo red has revealed amyloid in most organs, in particular in the liver, spleen, kidney, and adrenal glands. Moreover, a retrospective study revealed amyloidosis in 100 cases among a total of 623 necropsied falcons between August 1995 and March 2004 in Dubai/UAE (16%; varying from 8 to 30% in different raptor bird species). The amyloid was immunohistochemically classified as amyloid A (AA), which was confirmed by Western blot analysis and N-terminal amino acid sequence analysis, suggesting it to be secondary to a chronic inflammatory process. Retrospective analysis has indicated a significantly increased prevalence of bumble foot and visceral gout among falcons with amyloidosis. In addition, a significant increase of amyloidosis from 5.6% of necropsied falcons with amyloidosis in 1995 to 40.0% in 2004 has been noticed. Finally, a semi-quantitative serum test for falcon serum amyloid A (f-SAA) has been developed. Among 38 falcons with fatal AA amyloidosis, f-SAA was increased pathologically in 36, whereas f-SAA was elevated in only one of 15 apparently disease-free falcons (p < 0.001). This significant result indicates that a normal f-SAA will indicate a minimal or even absent risk of succumbing to AA amyloidosis.
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Westermark P, Westermark GT. Review. Reflections on amyloidosis in Papua New Guinea. Philos Trans R Soc Lond B Biol Sci 2008; 363:3701-5. [PMID: 18849285 PMCID: PMC2735507 DOI: 10.1098/rstb.2008.0073] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022] Open
Abstract
The amyloidoses comprise a heterogeneous group of diseases in which 1 out of more than 25 human proteins aggregates into characteristic beta-sheet fibrils with some unique properties. Aggregation is nucleation dependent. Among the known amyloid-forming constituents is the prion protein, well known for its ability to transmit misfolding and disease from one individual to another. There is increasing evidence that other amyloid forms also may be transmissible but only if certain prerequisites are fulfilled. One of these forms is systemic AA-amyloidosis in which an acute-phase reactant, serum AA, is over-expressed and, possibly after cleavage, aggregates into amyloid fibrils, causing disease. In a mouse model, this disorder can easily be transmitted from one animal to another both by intravenous and oral routes. Also, synthetic amyloid-like fibrils made from defined small peptides have this property, indicating a prion-like transmission mechanism. Even some fibrils occurring in the environment can transmit AA-amyloidosis in the murine model. AA-amyloidosis is particularly common in certain areas of Papua New Guinea, probably due to the endemicity of malaria and perhaps genetic predisposition. Now, when kuru is disappearing, more interest should be focused on the potentially lethal systemic AA-amyloidosis.
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Affiliation(s)
- Per Westermark
- Department of Genetics and Pathology, Uppsala University, Uppsala, Sweden.
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22
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Horiuchi N, Kotani Y, Koga M, Yamada M, Kobayashi Y, Matsui T. Experimental induction of amyloidosis by bovine amyloid fibrils in Sore Hock rabbits. Amyloid 2008; 15:84-8. [PMID: 18484334 DOI: 10.1080/13506120802005882] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
Abstract
We report the experimental amyloidosis associated with administration of bovine amyloid fibrils in rabbits afflicted by Sore Hock (SH), which is ulcerative pododermatitis. Two groups of SH-afflicted rabbits were subjected to five inflammatory stimulations at intervals of 4 days by intraepithelial injection of a mixture consisting of Freund's complete adjuvant and lipopolysaccharide. One group of rabbits was administered amyloid in conjunction with the last inflammatory stimulation and the other group was not. For additional control, two groups were designed. A third group consisted of rabbits without SH, which were subjected to five stimulations and were administered amyloid. A fourth group consisted of SH-afflicted rabbits, subjected to 0-4 stimulations and administered amyloid. Amyloid depositions were observed in SH-afflicted rabbits, which had been stimulated five times and given amyloid (18/18). In the 4th group, only one rabbit, which had been subjected to four stimulations, showed amyloid depositions. No amyloid depositions were observed in the other rabbits. These results suggest that bovine AA amyloid fibrils have an amyloid-enhancing factor-like effect on SH-afflicted rabbits.
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Affiliation(s)
- Noriyuki Horiuchi
- Laboratory of Veterinary Pathology, Department of Pathobiological Science, Obihiro University of Agriculture and Veterinary Medicine, Obihiro, Japan.
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Cui D, Kawano H, Hoshii Y, Liu Y, Ishihara T. Acceleration of murine AA amyloid deposition by bovine amyloid fibrils and tissue homogenates. Amyloid 2008; 15:77-83. [PMID: 18484333 DOI: 10.1080/13506120802005833] [Citation(s) in RCA: 27] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
Abstract
Acceleration of amyloid deposition by administration of amyloid fibrils and transmissibility of disease have been reported for several types of amyloidosis. Reactive amyloidosis (AA) occurs in a wide variety of domestic animal species and is characterized by amyloid deposition mainly in spleen, liver, and kidneys. Because the visceral organs of domestic animals have traditionally been used in Asian cuisines, it is important to examine whether dietary ingestion of the organs themselves (rather than purified amyloid fibrils) accelerates AA amyloid deposition. Herein, we show that murine AA amyloidosis develops rapidly after intraperitoneal or oral administration of purified amyloid fibrils or homogenates of amyloid-laden bovine liver. The amyloidosis development in mice was dependent on the concentration of amyloid fibrils or amyloidotic liver homogenates. We found that experimental murine AA amyloidosis was accelerated by dietary ingestion of both purified amyloid fibrils and tissue homogenates that contain amyloid fibrils. We also investigated livers of beef cattle and food chickens to examine whether they contain amyloid-enhancing factor activity. By microscopic examination of hematoxylin and eosin- and Congo red-stained sections, no amyloid deposition was detected in these livers, and no effective activity for experimental induction of AA amyloidosis in mice was detected in homogenates of these livers.
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Affiliation(s)
- Dan Cui
- First Department of Pathology, Yamaguchi University School of Medicine, Ube, Yamaguchi, Japan.
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Kovács BM, Toussaint MJM, Gruys E, Fábián IB, Szilágyi L, Janan J, Rudas P. Evaluation of goose serum amyloid a acute phase response by enzyme-linked immunosorbent assay. Acta Vet Hung 2007; 55:349-57. [PMID: 17867462 DOI: 10.1556/avet.55.2007.3.9] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
Abstract
Serum amyloid A (SAA) is of interest as the circulating precursor of amyloid A protein, the fibrillar component of AA (secondary) amyloid deposits, and also as an extremely sensitive and rapid major acute phase protein. Serum concentrations of acute phase proteins (APPs) provide valuable information about the diagnosis and prognosis of various diseases, and thus the relevance of APPs for monitoring the health status of domestic animals is widely accepted. More importantly, the measurement of SAA concentration assists in assessing the prognosis in secondary amyloidosis, which is a common disease of geese, affecting an increasing number of animals. In the present study we introduce a highly sensitive goose-specific ELISA method for measuring SAA concentration in goose serum or plasma samples. Samples were taken from geese of the Landes Grey and Hungarian White breeds, which were stimulated for an acute phase reaction by administration of a commercially available fowl cholera vaccine containing inactivated Pasteurella multocida. Strong and characteristically rapid acute phase responses were measured in both breeds, peaking at approximately 24 h after inoculation. The maximum SAA concentration was 1200 microg/ml. At 72 h postinoculation, the concentrations returned to pre-inoculation values. There was significantly (p = 0.004) less intense response in the control groups; however, a very mild increase of SAA levels was detected due to the stress inevitably caused by the sampling procedure.
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Affiliation(s)
- Beáta Marianna Kovács
- Department of Physiology and Biochemistry, Faculty of Veterinary Science, Szent Istvin University, H-1078 Budapest, István u. 2, Hungary.
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25
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Tokuda T, Takei YI, Takayama B, Hoshii Y, Ikeda SI. Severe amyloid deposition in mammary glands of familial amyloid polyneuropathy patients. Amyloid 2007; 14:249-53. [PMID: 17701472 DOI: 10.1080/13506120701461228] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
Abstract
Clinical pictures of familial amyloid polyneuropathy (FAP) vary considerably, perhaps because of the many gene mutations of transthyretin (TTR), but even in patients having the most common mutation of TTR (the substitution of methionine for valine at position 30 (ATTRVal30Met)), the age of onset ranges from the late 20s to the early 60s. Although genetic anticipation has been considered to play a role in producing this wide range of ages of onset, the precise pathogenesis is incompletely understood. It has been experimentally shown that murine systemic AA and AApoAII amyloidoses can be transmitted by ingestion of amyloid fibrils themselves or amyloid-like pathological agents. In this study, we examined biopsied mammary glands obtained from three female ATTRVal30Met FAP patients who were of gestation age. Amyloid deposition was commonly seen in the glands and, in the two patients with apparent FAP symptoms, heavy deposits of amyloid surrounded many lactiferous alveoli and ducts, where some deposits of amyloid actually faced the central lumens. These findings raise the possibility that milk from FAP mothers contains ATTR-derived amyloid fibrils and/or fragments, which might be causally related to the development of genetic anticipation in this disease.
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Affiliation(s)
- Takahiko Tokuda
- Department of Internal Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Matsumoto, Japan
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Solomon A, Richey T, Murphy CL, Weiss DT, Wall JS, Westermark GT, Westermark P. Amyloidogenic potential of foie gras. Proc Natl Acad Sci U S A 2007; 104:10998-1001. [PMID: 17578924 PMCID: PMC1894569 DOI: 10.1073/pnas.0700848104] [Citation(s) in RCA: 88] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
The human cerebral and systemic amyloidoses and prion-associated spongiform encephalopathies are acquired or inherited protein folding disorders in which normally soluble proteins or peptides are converted into fibrillar aggregates. This is a nucleation-dependent process that can be initiated or accelerated by fibril seeds formed from homologous or heterologous amyloidogenic precursors that serve as an amyloid enhancing factor (AEF) and has pathogenic significance in that disease may be transmitted by oral ingestion or parenteral administration of these conformationally altered components. Except for infected brain tissue, specific dietary sources of AEF have not been identified. Here we report that commercially available duck- or goose-derived foie gras contains birefringent congophilic fibrillar material composed of serum amyloid A-related protein that acted as a potent AEF in a transgenic murine model of secondary (amyloid A protein) amyloidosis. When such mice were injected with or fed amyloid extracted from foie gras, the animals developed extensive systemic pathological deposits. These experimental data provide evidence that an amyloid-containing food product hastened the development of amyloid protein A amyloidosis in a susceptible population. On this basis, we posit that this and perhaps other forms of amyloidosis may be transmissible, akin to the infectious nature of prion-related illnesses.
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Affiliation(s)
- Alan Solomon
- Human Immunology and Cancer Program, Department of Medicine, University of Tennessee Graduate School of Medicine, Knoxville, TN 37920, USA.
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