Results 31 to 40 of about 18,838 (278)

Bacterial Amyloids [PDF]

open access: yes, 2012
Many bacteria can assemble functional amyloid fibers on their cell surface. The majority of bacterial amyloids contribute to biofilm or other community behaviors where cells interact with a surface or with another cell. Bacterial amyloids, like all functional amyloids, share structural and biochemical properties with disease-associated eukaryotic ...
Yizhou, Zhou   +3 more
openaire   +2 more sources

Direct Identification of Functional Amyloid Proteins by Label-Free Quantitative Mass Spectrometry

open access: yesBiomolecules, 2017
Functional amyloids are important structural and functional components of many biofilms, yet our knowledge of these fascinating polymers is limited to a few examples for which the native amyloids have been isolated in pure form.
Heidi N. Danielsen   +6 more
doaj   +1 more source

Amyloid nephropathy [PDF]

open access: yesClinical Kidney Journal, 2014
Amyloidosis is an uncommon disease that is characterized by abnormal extracellular deposition of misfolded protein fibrils leading to organ dysfunction. The deposited proteins display common chemical and histologic properties but can vary dramatically in their origin. Kidney disease is a common manifestation in patients with systemic amyloidosis with a
Khalighi, Mazdak A.   +2 more
openaire   +2 more sources

Amyloid Fragmentation and Disaggregation in Yeast and Animals

open access: yesBiomolecules, 2021
Amyloids are filamentous protein aggregates that are associated with a number of incurable diseases, termed amyloidoses. Amyloids can also manifest as infectious or heritable particles, known as prions. While just one prion is known in humans and animals,
Vitaly V. Kushnirov   +2 more
doaj   +1 more source

Molecular Basis of Orb2 Amyloidogenesis and Blockade of Memory Consolidation.

open access: yesPLoS Biology, 2016
Amyloids are ordered protein aggregates that are typically associated with neurodegenerative diseases and cognitive impairment. By contrast, the amyloid-like state of the neuronal RNA binding protein Orb2 in Drosophila was recently implicated in memory ...
Rubén Hervás   +15 more
doaj   +1 more source

Self-assembling peptide and protein amyloids: from structure to tailored function in nanotechnology [PDF]

open access: yes, 2017
Self-assembled peptide and protein amyloid nanostructures have traditionally been considered only as pathological aggregates implicated in human neurodegenerative diseases. In more recent times, these nanostructures have found interesting applications as
Arosio, Paolo   +6 more
core   +1 more source

The Role of Functional Amyloids in Multicellular Growth and Development of Gram-Positive Bacteria [PDF]

open access: yes, 2017
Amyloid fibrils play pivotal roles in all domains of life. In bacteria, these fibrillar structures are often part of an extracellular matrix that surrounds the producing organism and thereby provides protection to harsh environmental conditions. Here, we
Claessen, Dennis   +2 more
core   +4 more sources

An Amyloid Organelle: Solid State NMR Evidence for Cross-Beta Assembly of Gas Vesicles [PDF]

open access: yes, 2011
Functional amyloids have been identified in a wide range of organisms, taking on a variety of biological roles and being controlled by remarkable mechanisms of directed assembly.
Bayro   +35 more
core   +1 more source

Perspectives on the Pseudomonas aeruginosa Type III Secretion System Effector ExoU and Its Subversion of the Host Innate Immune Response to Infection

open access: yesToxins, 2021
Pseudomonas aeruginosa is an opportunistic, Gram-negative pathogen and an important cause of hospital acquired infections, especially in immunocompromised patients. Highly virulent P.
Kierra S. Hardy   +3 more
doaj   +1 more source

The LBFGS Quasi-Newtonian Method for Molecular Modeling Prion AGAAAAGA Amyloid Fibrils [PDF]

open access: yes, 2012
Experimental X-ray crystallography, NMR (Nuclear Magnetic Resonance) spectroscopy, dual polarization interferometry, etc are indeed very powerful tools to determine the 3-Dimensional structure of a protein (including the membrane protein); theoretical ...
Hou, Yating   +4 more
core   +3 more sources

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