Identification of Salt Tolerance in Transgenic Alfalfa of the rstB

doi:10.11733/j.issn.1007-0435.2009.06.028

›› 2009, Vol. 17 ›› Issue (6): 837-840.DOI: 10.11733/j.issn.1007-0435.2009.06.028

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Identification of Salt Tolerance in Transgenic Alfalfa of the rstB

WANG Yu-xiang^1,2, ZHANG Bo^1,2, WANG Tao²

1. Key Laboratory of Grassland Resource and Ecology of Xinjiang, Xinjiang Agricultural University, Urumqi 830052;
2. State Key Laboratory for Agrobiotechnology, China Agricultural University;Beijing 100193, China

Received:2009-02-01 Revised:2009-09-14 Online:2009-12-15 Published:2009-12-15

转rstB基因苜蓿耐盐性评价(简报)

王玉祥^1,2, 张博^1,2, 王涛²

1. 新疆草地资源与生态自治区重点实验室, 乌鲁木齐, 830052;
2. 中国农业大学农业生物技术国家重点实验室, 北京, 10094

通讯作者: 王涛,E-mail:wangtao632@126.com
作者简介:王玉祥(1980- ),男,在职博士,助教,研究方向为牧草遗传育种,E-mail:wyx9868@163.com
基金资助:
新疆维吾尔自治区高新技术研究发展计划项目(200711101);新疆维吾尔自治区教育厅创新群体项目(XJEDU2007G02);草业科学国家重点学科共同资助

Abstract

Key words: Transgenic rstB gene Alfalfa, Baoding Alfalfa, NaCl, Salt-tolerance

摘要： 紫花苜蓿(Medicago sativa L.)(以下简称苜蓿)是一种比较耐盐的豆科牧草,能在轻度盐碱地种植^[1]。rstB 基因来源于费氏中华根瘤菌耐盐菌株RT19,可使费氏中华根瘤菌盐敏感突变体RC33恢复耐盐性,推测该读码框编码的基因与渗透调节相关。rstB基因定位在细胞壁上,是一个分泌型蛋白,有在根部表达(或积累)的偏好性,属于细胞壁缔合蛋白类成员,可以提高植物的耐盐性^[2~6]。

关键词: 转rstB基因苜蓿, 保定苜蓿, NaCl, 耐盐性

CLC Number:

S812

WANG Yu-xiang, ZHANG Bo, WANG Tao. Identification of Salt Tolerance in Transgenic Alfalfa of the rstB[J]. , 2009, 17(6): 837-840.

王玉祥, 张博, 王涛. 转rstB基因苜蓿耐盐性评价(简报)[J]. , 2009, 17(6): 837-840.

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Identification of Salt Tolerance in Transgenic Alfalfa of the rstB

转rstB基因苜蓿耐盐性评价(简报)

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