Modified strain of Salmonella enterica Typhi
US10806778B2 · kind B2 · utility
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9Claims
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Key dates
| Filing date | Jan 29, 2020 |
| Grant date | Oct 20, 2020 |
| Priority date | — |
| Expiry date | Jan 29, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A50/30
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to the modification of a live attenuated strain of Salmonella enterica serovar Typhi, wherein its natural surface-exposed polysaccharide and flagellin antigens may be converted to, or augmented by, those from other strains of Salmonella, including S. enterica serovars Paratyphi, Typhimurium and Enteritidis. The present invention also relates to modified strains of Salmonella enterica serovar Typhi being suitable for use as components of a vaccine for enteric fever and salmonellosis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.