Solid-state NMR spectroscopy to probe state and phase transitions in frozen solutions

Y Du, J Li, W Xu, A Cote, A Lay-Fortenbery… - Molecular …, 2023 - ACS Publications
Freezing is commonly encountered during the processing and storage of biomacromolecule
products. Therefore, understanding the phase and state transitions in pharmaceutical frozen …

Molecular Mechanisms for Stabilizing Biologics in the Solid State

J Ling, Y Du, WP Wuelfing, N Buist… - Journal of …, 2024 - Elsevier
Protein drugs exhibit challenges of biophysical and biochemical instability due to their
structural complexity and rich dynamics. Solid-state biologics aim to enhance stability by …

Investigation of Protein Therapeutics in Frozen Conditions Using DNP MAS NMR: A Study on Pembrolizumab

D Banks, JG Kempf, Y Du, P Reichert… - Molecular …, 2024 - ACS Publications
The success of modern biopharmaceutical products depends on enhancing the stability of
protein therapeutics. Freezing and thawing, which are common thermal stresses …

Probing Chemical Equilibrium in Frozen Sodium Phosphate Buffer Solution by 31P Solid-State NMR

Y Du, J Li, R Suryanarayanan, Y Su - The Journal of Physical …, 2024 - ACS Publications
Phosphate buffers are crucial for cryopreservative stability in pharmaceuticals, food
processing, biomedical sciences, and biology. However, their freeze concentrates lack …