Hybrid Bacillus thuringiensis δ-endotoxins with novel broad-spectrum insecticidal activity
US6962705B2 · kind B2 · utility
77Cited by
19References
7Claims
0Family size
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Key dates
| Filing date | Sep 26, 2003 |
| Grant date | Nov 8, 2005 |
| Priority date | — |
| Expiry date | Oct 15, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S977/902
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
Disclosed are novel synthetically modified B. thuringiensis chimeric crystal proteins having improved insecticidal activity against coleopteran, dipteran and lepidopteran insects. Also disclosed are the nucleic acid segments encoding these novel peptides. Methods of making and using these genes and proteins are disclosed as well as methods for the recombinant expression, and transformation of suitable host cells. Transformed host cells and transgenic plants expressing the modified endotoxin are also aspects of the invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.