Hydrogen-deuterium exchange mass spectrometry as an emerging analytical tool for stabilization and formulation development of therapeutic monoclonal antibodies

R Majumdar, CR Middaugh, DD Weis… - Journal of pharmaceutical …, 2015 - Elsevier
The dynamic nature of the structure of monoclonal antibodies (mAbs) can be probed at a
resolution of 5-20 residues using hydrogen-deuterium exchange mass spectrometry (H/D …

iMab antibody binds single-stranded cytosine-rich sequences and unfolds DNA i-motifs

J Boissieras, H Bonnet, MF Susanto… - Nucleic Acids …, 2024 - academic.oup.com
Abstract i-Motifs (iMs) are non-canonical, four-stranded secondary structures formed by
stacking of hemi-protonated CH+· C base pairs in cytosine-rich DNA sequences …

Forced degradation studies: current trends and future perspectives for protein-based therapeutics

CP Chan - Expert review of proteomics, 2016 - Taylor & Francis
Introduction: Forced degradation (FD) studies (stress testing) are an integral part of
pharmaceutical product development. Areas covered: The design and execution of these …

The chaperonin GroEL: a versatile tool for applied biotechnology platforms

PT O'Neil, AJ Machen, BC Deatherage… - Frontiers in molecular …, 2018 - frontiersin.org
The nucleotide-free chaperonin GroEL is capable of capturing transient unfolded or partially
unfolded states that flicker in and out of existence due to large-scale protein dynamic …

Following natures lead: on the construction of membrane-inserted toxins in lipid bilayer nanodiscs

N Akkaladevi, S Mukherjee, H Katayama… - The Journal of …, 2015 - Springer
Bacterial toxin or viral entry into the cell often requires cell surface binding and endocytosis.
The endosomal acidification induces a limited unfolding/refolding and membrane insertion …

The use of a GroEL-BLI biosensor to rapidly assess preaggregate populations for antibody solutions exhibiting different stability profiles

SE Pace, SB Joshi, R Esfandiary, R Stadelman… - Journal of …, 2018 - Elsevier
An automated method using biotinylated GroEL-streptavidin biosensors with biolayer
interferometry (GroEL-BLI) was evaluated to detect the formation of transiently formed …

Analyzing dynamic protein complexes assembled on and released from biolayer interferometry biosensor using mass spectrometry and electron microscopy

AJ Machen, PT O'Neil, BL Pentelute, MT Villar… - JoVE (Journal of …, 2018 - jove.com
In vivo, proteins are often part of large macromolecular complexes where binding specificity
and dynamics ultimately dictate functional outputs. In this work, the pre-endosomal anthrax …

A novel hirudin derivative inhibiting thrombin without bleeding for subcutaneous injection

B Zhao, Y Zhang, Y Huang, J Yu, Y Li… - Thrombosis and …, 2017 - thieme-connect.com
Currently, anticoagulants would be used to prevent thrombosis. Thrombin is an effector
enzyme for haemostasis and thrombosis. We designed a direct thrombin inhibitor peptide …

A simple, real-time assay of horseradish peroxidase using biolayer interferometry

T Kojima, A Nakane, B Zhu, A Alfi… - Bioscience …, 2019 - academic.oup.com
Horseradish peroxidase (HRP) isoenzyme C1a is one of the most widely used enzymes for
various analytical methods in bioscience research and medical fields. In these fields, real …

Chaperonin-based biolayer interferometry to assess the kinetic stability of metastable, aggregation-prone proteins

WA Lea, PT O'Neil, AJ Machen, S Naik, T Chaudhri… - Biochemistry, 2016 - ACS Publications
Stabilizing the folded state of metastable and/or aggregation-prone proteins through
exogenous ligand binding is an appealing strategy for decreasing disease pathologies …