Lyophilization methods that provide stably dehydrated protozoans for use as potent live vaccines
US11453854B2 · kind B2 · utility
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12References
19Claims
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Key dates
| Filing date | Oct 4, 2017 |
| Grant date | Sep 27, 2022 |
| Priority date | — |
| Expiry date | Oct 20, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2039/522
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An improved stabilization buffer for use in the lyophilization of Neospora and other protozoans is disclosed. Also disclosed is an improved lyophilization method, which includes controlling ice nucleation during the freezing step.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.