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Study: How to freeze-dry a potential COVID-19 vaccine
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Study: How to freeze-dry a potential COVID-19 vaccine

by  University at Buffalo The freeze-dried ingredients of a liposome-based vaccine that could be developed for COVID-19. Credit: Douglas Levere / University at Buffalo Things that are freeze-dried: Astronaut food. Emergency rations. And, just maybe, some future COVID-19 vaccines. Freeze-drying is a method for removing water from a product. First, you freeze the item you’re trying...