Unsaturation in the fatty acids of phospholipids drastically alters the structure and toxicity of insulin aggregates grown in their presence

M Matveyenka, S Rizevsky… - The journal of physical …, 2022 - ACS Publications
Lipid bilayers play an important role in the pathological assembly of amyloidogenic proteins
and peptides. This assembly yields oligomers and fibrils, which are highly toxic protein …

Lipids uniquely alter rates of insulin aggregation and lower toxicity of amyloid aggregates

M Matveyenka, S Rizevsky, JP Pellois… - Biochimica et Biophysica …, 2023 - Elsevier
Amyloid formation is a hallmark of many medical diseases including diabetes type 2,
Alzheimer's and Parkinson diseases. Under these pathological conditions, misfolded …

[HTML][HTML] Lipids uniquely alter secondary structure and toxicity of lysozyme aggregates

M Matveyenka, K Zhaliazka, S Rizevsky… - FASEB journal: official …, 2022 - ncbi.nlm.nih.gov
Abrupt aggregation of misfolded proteins is a hallmark of the large group of amyloid
pathologies that include diabetes type 2, Alzheimer and Parkinson's diseases. Protein …

Lipids reverse supramolecular chirality and reduce toxicity of amyloid fibrils

S Rizevsky, K Zhaliazka, M Matveyenka… - The FEBS …, 2022 - Wiley Online Library
Abrupt aggregation of misfolded proteins is a hallmark of many medical pathologies
including diabetes type 2, Alzheimer and Parkinson diseases. This results in the formation of …

Charge of phospholipids determines the rate of lysozyme aggregation but not the structure and toxicity of amyloid aggregates

K Zhaliazka, S Rizevsky, M Matveyenka… - The journal of …, 2022 - ACS Publications
Biophysical properties of plasma membranes are determined by a chemical structure of
phospholipids, including saturation of fatty acids and charge of polar heads of these …

[HTML][HTML] Amyloid aggregates exert cell toxicity causing irreversible damages in the endoplasmic reticulum

M Matveyenka, S Rizevsky, D Kurouski - Biochimica et Biophysica Acta …, 2022 - Elsevier
Amyloid oligomers and fibrils are protein aggregates that cause an onset and progression of
many neurodegenerative diseases, diabetes type 2 and systemic amyloidosis. Although a …

[HTML][HTML] Oligomeric forms of insulin amyloid aggregation disrupt outgrowth and complexity of neuron-like PC12 cells

E Kachooei, AA Moosavi-Movahedi, F Khodagholi… - 2012 - journals.plos.org
Formation of protein amyloid fibrils consists of a series of intermediates including oligomeric
aggregates, proto-fibrillar structures, and finally mature fibrils. Recent studies show higher …

Length and unsaturation of fatty acids of phosphatidic acid determines the aggregation rate of insulin and modifies the structure and toxicity of insulin aggregates

M Matveyenka, S Rizevsky… - ACS Chemical …, 2022 - ACS Publications
Phosphatidic acid (PA) is a unique plasma membrane lipid that contains fatty acids (FAs)
with different lengths and degrees of unsaturation. Under physiological conditions, PA acts …

Nanoscale structural analysis of a lipid-driven aggregation of insulin

S Rizevsky, M Matveyenka… - The journal of physical …, 2022 - ACS Publications
Abrupt aggregation of misfolded proteins is a hallmark of a large number of severe
pathologies, including diabetes types 1 and 2, Alzheimer, and Parkinson diseases. A …

[HTML][HTML] Impact of membrane curvature on amyloid aggregation

MS Terakawa, Y Lin, M Kinoshita, S Kanemura… - … et Biophysica Acta (BBA …, 2018 - Elsevier
The misfolding, amyloid aggregation, and fibril formation of intrinsically disordered
proteins/peptides (or amyloid proteins) have been shown to cause a number of disorders …