|本期目录/Table of Contents|

[1]吴迪,朱素芹,张语卉,等.HGGT基因与小麦赤霉病籽粒毒素积累的关系解析[J].江苏农业科学,2020,48(11):96-100.
 Wu Di,et al.Analysis of relationships among HGGT gene,fusarium head blight and deoxynivalenol accumulation in wheat grains[J].Jiangsu Agricultural Sciences,2020,48(11):96-100.
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HGGT基因与小麦赤霉病籽粒毒素积累的关系解析(PDF)
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《江苏农业科学》[ISSN:1002-1302/CN:32-1214/S]

卷:
第48卷
期数:
2020年第11期
页码:
96-100
栏目:
植物保护
出版日期:
2020-06-05

文章信息/Info

Title:
Analysis of relationships among HGGT gene,fusarium head blight and deoxynivalenol accumulation in wheat grains
作者:
吴迪12 朱素芹1 张语卉1 花辰1 李磊1 孙政玺1 李韬1
1.植物功能基因组学教育部重点实验室/江苏省作物基因组学和分子育种重点实验室/
江苏省作物遗传生理重点实验室/江苏省粮食作物现代产业技术协同创新中心/扬州大学农学院,江苏扬州 225009;
2.江苏里下河地区农业科学研究所/农业农村部长江中下游小麦生物学与遗传育种重点实验室,江苏扬州 225007
Author(s):
Wu Diet al
关键词:
小麦赤霉病DON毒素HGGT基因维生素E
Keywords:
-
分类号:
S435.121.4+5
DOI:
-
文献标志码:
A
摘要:
赤霉病是我国小麦重要病害之一,禾谷镰刀菌是其主要致病因子。赤霉病菌在侵染小麦过程中会在籽粒中产生脱氧雪腐镰刀菌烯醇毒素(DON)。维生素E的抗氧化作用在一定程度上能降低DON的毒性,HGGT(尿黑酸牻牛儿基牻牛儿基转移酶)是维生素E生物合成的关键限速酶。为了揭示HGGT基因与小麦赤霉病及DON毒素积累的关系,本研究克隆HGGT基因的全长,并开发了基因特异标记,在31份小麦品种中进行标记分析,明确了该基因的分布。同时采用双花滴注法在扬花期对31份小麦品种进行赤霉病接种和抗性鉴定,成熟期利用LC-MS法测定籽粒中DON毒素含量。结果表明,HGGT基因与赤霉病抗性相关,携带HGGT基因的小麦品种病小穗率及籽粒毒素含量显著(P<0.05)低于不携带该基因的品种,说明HGGT基因可以用于改良小麦赤霉病抗性,并降低籽粒毒素含量。
Abstract:
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备注/Memo

备注/Memo:
收稿日期:2020-04-20
基金项目:国家自然科学基金(编号:31771772)。
作者简介:吴迪(1992—),男,江苏扬州人,硕士研究生,主要从事小麦遗传育种研究。E-mail:956671930@qq.com。
通信作者:李韬,博士,教授,主要从事小麦赤霉病遗传和种质创新研究。E-mail:taoli@yzu.edu.cn。
更新日期/Last Update: 2020-06-05