Sedimentation behavior of quality and freeze-damaged aluminum-adjuvanted vaccines by NMR.

Hum Vaccin Immunother

School of Pharmacy at the Institute for Bioscience and Biotechnology Research, University of Maryland, Rockville, MD, USA.

Published: August 2023

Vaccine sedimentation and resuspension are properties that vaccine makers use to characterize a suspension product during research and development as well as throughout the shelf life of the vaccine. Three vaccines with three different aluminum adjuvants and different antigens were selected and monitored over the course of sedimentation using water proton nuclear magnetic resonance (NMR) relaxometry. This simple method measured fully intact, single-dose vaccine vials and reported sedimentation profiles for each, which readily distinguished freeze-stressed vaccines from unstressed vaccines.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC10234129PMC
http://dx.doi.org/10.1080/21645515.2023.2215152DOI Listing

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