OsMT1a基因作为靶点在调控水稻育性和结实率中的用途
By knocking out or overexpressing the OsMT1a gene, combined with gene editing and chromosome doubling technology, the problem of low fertility in autotetraploid rice was solved, pollen fertility and seed setting rate were significantly improved, and rice fertility was improved.
CN122146773BActive Publication Date: 2026-07-17SOUTH CHINA AGRICULTURAL UNIVERSITY
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- SOUTH CHINA AGRICULTURAL UNIVERSITY
- Filing Date
- 2026-05-07
- Publication Date
- 2026-07-17
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Figure CN122146773B_ABST
Abstract
本发明公开了OsMT1a基因作为靶点在调控水稻育性和结实率中的用途，属于分子育种技术领域。本发明通过转基因技术过表达OsMT1a得到雄性不育水稻品系，并通过基因编辑OsMT1a和PPi染色体加倍技术创制花粉育性和结实率明显提高的同源四倍体水稻新品系，为OsMT1a基因在改良同源四倍体水稻育性中的应用提供了有效的途径。
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