寡聚糖诱导黄瓜对白粉病抗病反应的超微结构研究

被引:28
作者
马青
孙辉
杜昱光
赵小明
商鸿生
机构
[1] 西北农林科技大学植物保护学院
[2] 中国科学院大连化学物理研究所
[3] 西北农林科技大学植物保护学院 陕西 杨凌
[4] 陕西 杨凌
[5] 辽宁 大连
关键词
黄瓜; 白粉病菌; 寡聚糖; 诱导抗病性; 超微结构;
D O I
10.13926/j.cnki.apps.2004.06.008
中图分类号
S436.42 [瓜类病虫害];
学科分类号
090401 ; 090402 ;
摘要
中科6号(2%氨基寡糖素)处理黄瓜植株叶片,5 d后接种白粉菌Sphaerotheca fuliginea(Schlecht.)Poll.,可诱导黄瓜Cucumis sativus产生对白粉病的抗病性,寄主细胞对病原菌的侵入产生了防卫反应结构和物质以及过敏性坏死反应。表现为寄主细胞壁加厚,染色加深,寄主细胞壁下产生多层次结构的乳突,在寄主细胞壁与质膜之间有黑色物质沉积;吸器外质膜皱褶,染色加深,吸器外基质中出现染色加深的颗粒状电子沉积物;寄主细胞质紊乱,细胞器解体,整个寄主细胞解体、坏死。
引用
收藏
页码:525 / 530
页数:6
相关论文
共 16 条
[1]  
V. Lefebvre,A. Palloix.  Both epistatic and additive effects of QTLs are involved in polygenic induced resistance to disease: a case study, the interaction pepper — Phytophthora capsici Leonian[J]. Theoretical and Applied Genetics . 1996 (4)
[2]  
Wurms K,Labbe C,Benhamou N,et al.Effects of milsana and benzothiadiazole on the ultrastructure of powdery mildew haustoria on cucumber. Phytopathology . 1999
[3]  
Kessmann H. Staub T,Hofmann C,et al.Induction of systemic acquired resistance in plants by chemicals. Annual Review of Phytopathology . 1994
[4]   壳寡糖对烟草TMV病毒的诱导抗性研究 [J].
郭红莲 ;
李丹 ;
白雪芳 ;
杜昱光 .
中国烟草科学, 2002, (04) :2-4
[5]  
Friedrich L,Lawton K,Ruess W,et al.A benzothiadiazole derivate induces systemic acquired resistance in tobacco. Plant Journal The . 1996
[6]  
El Ghaouth A,Arul J,Grenier J,et al.Effect of chitosan on cucumber plants: suppression of Pythium aphanidermatum and induction of defense reactions. Phytopathology . 1994
[7]  
Kogel K H,Beckhove U,Dreschers J,et al.Acquired resistance in barley: analysis of the interaction with powdery mildew reveals the mechanism induced by 2, 6-dichloroisonicotinic acid as a phenocopy of a genetically based mechanism governing race-specific resistance. Plant Physiology . 1994
[8]   寡聚糖素诱导植物抗病性反应研究进展 [J].
林晓蓉 ;
白雪芳 ;
杜昱光 .
生物工程进展, 1998, (05) :26-31
[9]  
Goarlach J,Volrath S,Knauf-Beiter G,et al.Benzothiadiazole, a novel class of inducers of systemic acquired resistance, activates gene expression and disease resistance in wheat. The Plant Cell . 1996
[10]  
Sticher L,Mauch-Mani B,Metraux J P.Systemic acquired resistance. Annual Review of Phytopathology . 1997