Results 41 to 50 of about 202,201 (346)

Biocatalysis of d,l-Peptide Nanofibrillar Hydrogel

open access: yesMolecules, 2020
Self-assembling peptides are attracting wide interest as biodegradable building blocks to achieve functional nanomaterials that do not persist in the environment. Amongst the many applications, biocatalysis is gaining momentum, although a clear structure-
Tiziano Carlomagno   +6 more
doaj   +1 more source

Structural Variation in Amyloid-β Fibrils from Alzheimer’s Disease Clinical Subtypes

open access: yesNature, 2017
Aggregation of amyloid-β peptides into fibrils or other self-assembled states is central to the pathogenesis of Alzheimer’s disease. Fibrils formed in vitro by 40- and 42-residue amyloid-β peptides (Aβ40 and Aβ42) are polymorphic, with variations in ...
W. Qiang   +4 more
semanticscholar   +1 more source

Systematic analysis of nucleation-dependent polymerization reveals new insights into the mechanism of amyloid self-assembly [PDF]

open access: yes, 2008
Self-assembly of misfolded proteins into ordered fibrillar aggregates known as amyloid results in numerous human diseases. Despite an increasing number of proteins and peptide fragments being recognised as amyloidogenic, how these amyloid aggregates ...
Xue, Wei-Feng   +2 more
core   +1 more source

The association of lipids with amyloid fibrils [PDF]

open access: yes, 2022
Amyloid formation continues to be a widely studied area because of its association with numerous diseases, such as Alzheimer’s and Parkinson’s diseases. Despite a large body of work on protein aggregation and fibril formation, there are still significant
John M. Sanderson, Sanderson, John M.
core   +1 more source

Revealing Accessibility of Cryptic Protein Binding Sites within the Functional Collagen Fibril

open access: yesBiomolecules, 2017
Fibrillar collagens are the most abundant proteins in the extracellular matrix. Not only do they provide structural integrity to all of the connective tissues in the human body, but also their interactions with multiple cell receptors and other matrix ...
Cody L. Hoop   +4 more
doaj   +1 more source

Curcumin Inhibits Formation of Amyloid β Oligomers and Fibrils, Binds Plaques, and Reduces Amyloid in Vivo*

open access: yesJournal of Biological Chemistry, 2005
Alzheimer's disease (AD) involves amyloid β (Aβ) accumulation, oxidative damage, and inflammation, and risk is reduced with increased antioxidant and anti-inflammatory consumption.
Fu-Sheng Yang   +10 more
semanticscholar   +1 more source

Monomeric, Oligomeric and Polymeric Proteins in Huntington Disease and Other Diseases of Polyglutamine Expansion

open access: yesBrain Sciences, 2014
Huntington disease and other diseases of polyglutamine expansion are each caused by a different protein bearing an excessively long polyglutamine sequence and are associated with neuronal death.
Guylaine Hoffner, Philippe Djian
doaj   +1 more source

The Proteome Content of Blood Clots Observed Under Different Conditions: Successful Role in Predicting Clot Amyloid(ogenicity)

open access: yesMolecules
A recent analysis compared the proteome of (i) blood clots seen in two diseases—sepsis and long COVID—when blood was known to have clotted into an amyloid microclot form (as judged by staining with the fluorogenic amyloid stain thioflavin T) with (ii ...
Douglas B. Kell, Etheresia Pretorius
doaj   +1 more source

Molecular Mechanism of Thioflavin-T Binding to Amyloid Fibrils

open access: yesBiochimica et Biophysica Acta, 2010
Intense efforts to detect, diagnose, and analyze the kinetic and structural properties of amyloid fibrils have generated a powerful toolkit of amyloid-specific molecular probes.
M. Biancalana, S. Koide
semanticscholar   +1 more source

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