Results 21 to 30 of about 148 (137)

Prions and Prion-like Proteins [PDF]

open access: yesJournal of Biological Chemistry, 2014
Prions are self-replicating protein aggregates and are the primary causative factor in a number of neurological diseases in mammals. The prion protein (PrP) undergoes a conformational transformation leading to aggregation into an infectious cellular pathogen.
openaire   +2 more sources

Immunomodulation for prion and prion-related diseases [PDF]

open access: yesExpert Review of Vaccines, 2010
Prion diseases are a unique category of illness, affecting both animals and humans, where the underlying pathogenesis is related to a conformational change of a normal self protein called cellular prion protein to a pathological and infectious conformer known as scrapie prion protein (PrP(Sc)). Currently, all prion diseases lack effective treatment and
Thomas, Wisniewski, Fernando, Goñi
openaire   +2 more sources

Spatial segregation and bycatch risk as potential drivers of population trends of wandering albatrosses at South Georgia

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract Spatial segregation in at‐sea distribution is frequently observed in seabirds and can have important implications for conservation and management. Globally, many albatross and petrel populations are declining due to bycatch in fisheries. In South Georgia, the decrease in wandering albatrosses (Diomedea exulans) differs among breeding sites ...
V. Warwick‐Evans   +3 more
wiley   +1 more source

Tolerance to Herbicides and Resistance to Antibacterial Drugs of Bacterial Isolates From the Guarani Aquifer System (Brazil)

open access: yesEnvironmental Microbiology, Volume 27, Issue 6, June 2025.
Sites in Southern Brazil (RS state) where water samples from the Guarani Aquifer System were collected and from which bacteria were isolated and further tested for herbicides tolerance and antimicrobial resistance. ABSTRACT The contamination of water bodies by pesticides and antibiotics is a concerning environmental problem on a global scale.
Carolina S. O. Silva   +6 more
wiley   +1 more source

Die Vermehrung von Alpha‐Synuclein Amyloidfibrillen ist unterdrückt unter vollständig ruhenden Lösungsbedingungen

open access: yesAngewandte Chemie, Volume 137, Issue 7, February 10, 2025.
Es wäre sehr nützlich wenn Experimente zur Vermehrung von Amyloidfibrillen um die Parkinson Krankheit (PD) zu diagnostizieren in einem digitalen Format in Mikroemulsions‐Tröpfchen zur Verfügung ständen. Solche Tests werden allerdings dadurch erschwert dass die Vermehrung der Fibrillen durch Zerbrechen oder Sekundärnukleation unter den vollständig ...
Azad Farzadfard   +8 more
wiley   +1 more source

Psitacosis y salmonelosis: zoonosis que involucran a las aves

open access: yesRevista Colombiana de Ciencia Animal Recia, 2015
Zoonosis se refiere a enfermedades infecciosas de animales que se pueden transmitir a los humanos. Los agentes infecciosos pueden ser protozoarios, hongos, bacterias, clamidias, virus o priones.
YONAIRO HERRERA B.   +2 more
doaj   +1 more source

Forma esporádica de enfermedad de Creutzfeldt-Jakob: reporte de dos casos

open access: yesActa Neurológica Colombiana, 2015
La enfermedad de Creutzfeldt-Jakob es la encefalopatía espongiforme más común en el ser humano y prototipo de las patologías causadas por priones. Se caracteriza histológicamente por astrogliosis y degeneración de la sustancia gris.
Guillermo González M.   +4 more
doaj  

Prions and Prion Diseases [PDF]

open access: yesLaboratory Medicine, 1999
Prion diseases (transmissible encephalopathies) are progressive neurodegenerative diseases of animals and humans caused by a unique agent, the prion. These diseases have recently been in the news because of the emergence of bovine spongiform encephalopathy (BSE; mad cow disease) and variant Creutzfeldt-Jakob disease (vCJD) in the United Kingdom.
openaire   +1 more source

­Classifying prion and prion-like phenomena [PDF]

open access: yesPrion, 2014
The universe of prion and prion-like phenomena has expanded significantly in the past several years. Here, we overview the challenges in classifying this data informatically, given that terms such as "prion-like", "prion-related" or "prion-forming" do not have a stable meaning in the scientific literature.
Harbi, Djamel, Harrison, Paul M
openaire   +2 more sources

Prions And Prion Diseases

open access: yesAfrican Journal of Clinical and Experimental Microbiology, 2008
A prion is a small infectious particle, which resist inactivation by procedures that modify nucleic acids. Transmissible spongiform encephalopathies (TSEs also known as prion diseases) are a group of progressive conditions that affects the brain and nervous system of humans and animals and are transmitted by prions.
Obi, R K, Nwanebu, F C
openaire   +3 more sources

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