Insulin fibrillation: toward strategies for attenuating the process

M Akbarian, R Yousefi, F Farjadian… - Chemical …, 2020 - pubs.rsc.org
Dark days for diabetic patients were transformed into an era of hope when the therapeutic
usage of insulin was discovered. However, those initial glory days changed to being …

Chemical modifications of insulin: Finding a compromise between stability and pharmaceutical performance

M Akbarian, Y Ghasemi, VN Uversky… - International journal of …, 2018 - Elsevier
Insulin, a key peptide hormone that conjointly with its receptor regulates blood glucose
levels, is used as the major means to treat diabetes. This therapeutic hormone may undergo …

Synthesis of a highly thermostable insulin by phenylalanine conjugation at B29 Lysine

S Sen, R Ali, A Onkar, S Verma, QT Ahmad… - Communications …, 2024 - nature.com
Globally, millions of diabetic patients require daily life-saving insulin injections. Insulin heat-
lability and fibrillation pose significant challenges, especially in parts of the world without …

Zn (II) ions co-secreted with insulin suppress inherent amyloidogenic properties of monomeric insulin

A Noormägi, J Gavrilova, J Smirnova… - Biochemical …, 2010 - portlandpress.com
Insulin, a 51-residue peptide hormone, is an intrinsically amyloidogenic peptide, forming
amyloid fibrils in vitro. In the secretory granules, insulin is densely packed together with Zn …

Nano-cage-mediated refolding of insulin by PEG-PE micelle

X Fang, T Yang, L Wang, J Yu, X Wei, Y Zhou, C Wang… - Biomaterials, 2016 - Elsevier
Insulin aggregation has pronounced pharmaceutical implications and biological importance.
Deposition of insulin aggregates is associated with type II diabetes and instability of …

The molecular chaperone α-crystallin as an excipient in an insulin formulation

T Rasmussen, R Tantipolphan, M Van de Weert… - Pharmaceutical …, 2010 - Springer
Purpose To investigate insulin fibrillation under accelerated stress conditions in the
presence of a novel excipient, the molecular chaperone α-crystallin, in comparison with …

Paradoxical acceleration of dithiothreitol-induced aggregation of insulin in the presence of a chaperone

Z Bumagina, B Gurvits, N Artemova, K Muranov… - International journal of …, 2010 - mdpi.com
The kinetics of dithiothreitol (DTT)-induced aggregation of human recombinant insulin and
the effect of α-crystallin, a representative of the family of small heat shock proteins, on the …

Inhibitory effects of arginine on the aggregation of bovine insulin

MM Varughese, J Newman - Journal of Biophysics, 2012 - Wiley Online Library
Static and dynamic light scattering were used to investigate the effects of L‐arginine,
commonly used to inhibit protein aggregation, on the initial aggregation kinetics of solutions …

Studies on molecular interactions between Schiff bases and eye lens chaperone human αA-crystallin

P Chauhan, AB Velappan, BK Sahoo, J Debnath… - Journal of …, 2017 - Elsevier
The Schiff base containing imine and phenoilc–OH groups can act as a potent inhibitor
against Cu 2+-mediated aggregation of γ-crystallin and it had demonstrated positive …

DnaK prevents human insulin amyloid fiber formation on hydrophobic surfaces

T Ballet, F Brukert, P Mangiagalli, C Bureau… - Biochemistry, 2012 - ACS Publications
We have developed a multiwell-based protein aggregation assay to study the kinetics of
insulin adsorption and aggregation on hydrophobic surfaces and to investigate the …