[HTML][HTML] Mesoporous silica particles as drug delivery systems—the state of the art in loading methods and the recent progress in analytical techniques for monitoring …

K Trzeciak, A Chotera-Ouda, II Bak-Sypien… - Pharmaceutics, 2021 - mdpi.com
Conventional administration of drugs is limited by poor water solubility, low permeability,
and mediocre targeting. Safe and effective delivery of drugs and therapeutic agents remains …

A review of biomaterial degradation assessment approaches employed in the biomedical field

H Mndlovu, P Kumar, LC du Toit… - npj Materials …, 2024 - nature.com
The biological response to biomaterials plays a crucial role in selecting suitable materials for
the formulation and development of tissue engineering platforms. Biodegradation is one of …

Opportunities and Challenges in Applying Solid‐State NMR Spectroscopy in Organic Mechanochemistry

IAA Silva, E Bartalucci, C Bolm… - Advanced Materials, 2023 - Wiley Online Library
In recent years it is shown that mechanochemical strategies can be beneficial in directed
conversions of organic compounds. Finding new reactions proved difficult, and due to the …

From angstroms to nanometers: measuring interatomic distances by solid-state NMR

AA Shcherbakov, J Medeiros-Silva, N Tran… - Chemical …, 2021 - ACS Publications
Internuclear distances represent one of the main structural constraints in molecular structure
determination using solid-state NMR spectroscopy, complementing chemical shifts and …

Crystallinity: a complex critical quality attribute of amorphous solid dispersions

DE Moseson, LS Taylor - Molecular Pharmaceutics, 2023 - ACS Publications
Does the performance of an amorphous solid dispersion rely on having 100% amorphous
content? What specifications are appropriate for crystalline content within an amorphous …

Pharmaceutical protein solids: Drying technology, solid-state characterization and stability

Y Chen, TT Mutukuri, NE Wilson, QT Zhou - Advanced drug delivery …, 2021 - Elsevier
Despite the boom in biologics over the past decade, the intrinsic instability of these large
molecules poses significant challenges to formulation development. Almost half of all …

Understanding the impact of protein–excipient interactions on physical stability of spray-dried protein solids

Y Chen, J Ling, M Li, Y Su, KS Arte… - Molecular …, 2021 - ACS Publications
Mannitol, leucine, and trehalose have been widely used in spray-dried formulations,
especially for inhalation formulations. The individual contribution of these excipients on …

Research progress of NMR in natural product quantification

ZF Wang, YL You, FF Li, WR Kong, SQ Wang - Molecules, 2021 - mdpi.com
In the fields of medicine and health, traditional high-performance liquid chromatography or
UV-visible spectrophotometry is generally used for substance quantification. However, over …

In-cell quantification of drugs by magic-angle spinning dynamic nuclear polarization NMR

A Bertarello, P Berruyer, M Artelsmair… - Journal of the …, 2022 - ACS Publications
The determination of intracellular drug concentrations can provide a better understanding of
the drug function and efficacy. Ideally, this should be performed nondestructively, with no …

Probing the Molecular and Macroscopic Structure of Solid Solutions by Dynamic Nuclear Polarization (DNP) Enhanced 13C and 15N Solid-State NMR Spectroscopy

J Mi, Y Chen, BA Atterberry, FL Nordstrom… - Molecular …, 2024 - ACS Publications
Crystallization is a widely used purification technique in the manufacture of active
pharmaceutical ingredients (APIs) and precursor molecules. However, when impurities and …