Media and fermentation methods for producing polysaccharides in bacterial cell culture
US10947494B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Nov 10, 2016 |
| Grant date | Mar 16, 2021 |
| Priority date | — |
| Expiry date | Jun 24, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A50/30
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
The present invention relates to media and fermentation methods for producing polysaccharides in bacterial cell culture. In one aspect, the invention relates to a complex culture medium comprising a vegetable hydrolysate, a yeast extract, and a carbon source. In another aspect, the invention relates to a defined media having a total amino acid concentration greater than about 50 mM. A further aspect of the invention relates to the use of fed batch and perfusion fermentation methods for cultivating polysaccharide-producing bacteria.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.