Attenuated dengue-4 virus vaccine
US6537557B1 · kind B1 · utility
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3Claims
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Key dates
| Filing date | Mar 24, 2000 |
| Grant date | Mar 25, 2003 |
| Priority date | — |
| Expiry date | Mar 24, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A50/30
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides vaccine compositions of attenuated dengue-4 virus. More specifically, the attenuated virus is produced by serial passage in PDK cells. The invention also provides methods for stimulating the immune system of an individual to induce protection against dengue-4 virus by administration of attenuated dengue-4 virus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.