Alcoholic xylose fermentation at high temperatures by the thermotolerant yeast Hansenula polymorpha
US8323952B2 · kind B2 · utility
5Cited by
2References
9Claims
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Key dates
| Filing date | Dec 9, 2008 |
| Grant date | Dec 4, 2012 |
| Priority date | — |
| Expiry date | Apr 16, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E50/10
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
Methods and compositions for the production of ethanol from lignocellulosic starting materials are provided herein. Embodiments provide yeast cells of the genus H. polymorpha with one or more modifications, including, for example, an inactive acid trehalase gene, overexpression of xylulokinase, and/or overexpression of heat-shock protein 104.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.