Characterizing the overall derivatization of conjugated oligomeric proteins

M Wendeler, W Zhao, C Thompson, M Baca… - PDA Journal of …, 2017 - journal.pda.org
The analysis and accurate quantitation of bioconjugations proves challenging in the case of
oligomeric proteins, especially when the size of the molecule or the nature of the conjugate …

Impact of polymer bioconjugation on protein stability and activity investigated with discrete conjugates: alternatives to PEGylation

J Morgenstern, G Gil Alvaradejo, N Bluthardt… - …, 2018 - ACS Publications
Covalent attachment of synthetic polymers to proteins, known as protein–polymer
conjugation, is currently one of the main approaches for improving the physicochemical …

Advances and trends in the design, analysis, and characterization of polymer–protein conjugates for “PEGylaided” bioprocesses

J González-Valdez, M Rito-Palomares… - Analytical and …, 2012 - Springer
In addition to their use as therapeutics and because of their enhanced properties, PEGylated
proteins have potential application in fields such as bioprocessing. However, the use of …

Structural characterization of protein–polymer conjugates. I. Assessing heterogeneity of a small PEGylated protein and mapping conjugation sites using ion exchange …

RR Abzalimov, A Frimpong, IA Kaltashov - International Journal of Mass …, 2012 - Elsevier
PEGylated proteins are a rapidly growing class of biopharmaceutical products, but their
analytical characterization remains a formidable problem due to the extreme heterogeneity …

Systematic structural characterization of protein-polymer conjugates provides criteria for rational conjugate design

E Mulry, A Pritzlaff, G Ferre, MT Eddy - Biophysical Journal, 2024 - cell.com
PEGylation stands out as a highly promising strategy for enhancing the stability of proteins
employed in clinical or industrial settings. Despite its widespread application, development …

[HTML][HTML] Determination of the degree of PEGylation of protein bioconjugates using data from proton nuclear magnetic resonance spectroscopy

A Zaghmi, AA Greschner, E Mendez-Villuendas, JY Liu… - Data in brief, 2019 - Elsevier
The average number of methoxy poly (ethylene glycol)(mPEG) chains grafted to a protein–
also known as the degree of PEGylation–is a fundamental parameter for characterizing a …

Moving Protein PEGylation from an Art to a Data Science

L Mao, AJ Russell, S Carmali - Bioconjugate Chemistry, 2022 - ACS Publications
PEGylation is a well-established and clinically proven half-life extension strategy for protein
delivery. Protein modification with amine-reactive poly (ethylene glycol)(PEG) generates …

Selective functional activity measurement of a PEGylated protein with a modification-dependent activity assay

A Weber, A Engelmaier, G Mohr, S Haindl… - … of Pharmaceutical and …, 2017 - Elsevier
BAX 855 (ADYNOVATE) is a PEGylated recombinant factor VIII (rFVIII) that showed
prolonged circulatory half-life compared to unmodified rFVIII in hemophilic patients. Here …

PEGylation of proteins as tailored chemistry for optimized bioconjugates

G Pasut, FM Veronese - Polymer Therapeutics I, 2006 - Springer
The high potential of peptides and proteins as therapeutic agents has not been fully
exploited because of their common shortcomings: the only exist for a short lifetime in the …

Determination of modification sites and relative quantitation in large protein conjugation via automated data processing

Z Lai, Z Liang, L Yan, X Qian, H Jiang… - Journal of Pharmaceutical …, 2021 - Elsevier
Protein conjugation is an effective way to impart different functionalities to the original
protein. Conjugation using a native protein (a protein that does not contain special unnatural …