Alcoholic xylose fermentation at high temperatures by the thermotolerant yeast Hansenula polymorpha
US8741627B2 · kind B2 · utility
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Key dates
| Filing date | Nov 16, 2012 |
| Grant date | Jun 3, 2014 |
| Priority date | — |
| Expiry date | Nov 16, 2032 |
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.