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植物研究 ›› 2016, Vol. 36 ›› Issue (4): 565-572.doi: 10.7525/j.issn.1673-5102.2016.04.012

• 研究报告 • 上一篇    下一篇

羽衣甘蓝不同组织及柱头发育实时荧光定量PCR内参基因的筛选

李晗, 李治龙, 李晓屿, 李玉花, 蓝兴国   

  1. 东北林业大学生命科学学院, 哈尔滨 150040
  • 收稿日期:2015-12-17 出版日期:2016-07-15 发布日期:2016-06-15
  • 通讯作者: 蓝兴国,E-mail:lanxingguo@126.com E-mail:lanxingguo@126.com
  • 作者简介:李晗(1991-),女,硕士研究生,主要从事植物发育生物学研究。
  • 基金资助:
    中央高校基本科研业务费专项基金项目(DL13CA13);国家自然科学基金项目(31070275)

Selection of Reference Genes for Real-time Fluorescence Quantitative PCR in Different Tissues and Stigma Development from Ornamental Kale

LI Han, LI Zhi-Long, LI Xiao-Yu, LI Yu-Hua, LAN Xing-Guo   

  1. College of Life Sciences, Northeast Forestry University, Harbin 150040
  • Received:2015-12-17 Online:2016-07-15 Published:2016-06-15
  • Supported by:
    Central Universities Fundamental Research Special Fund Project(DL13CA13);National Natural Science Foundation of China(31070275)

摘要: 以羽衣甘蓝(Brassica oleracea var. acephala)S13-bS13-b自交不亲和系为试材,利用实时荧光定量PCR(qRT-PCR)技术检测ActinCpi6、EF-1βGAPDHTub-α3、Tub-α6、Ubc7候选内参基因在不同组织和5个不同发育时期柱头的表达情况,并运用geNorm和BestKeeper软件统计分析候选内参基因的表达稳定性。在不同组织中,geNorm软件统计分析的结果表明Tub-α6和EF-1β的表达较稳定;BestKeeper软件统计分析的结果表明Ubc7和Tub-α6的表达较稳定。在不同发育柱头中,geNorm软件统计分析的结果表明ActinUbc7的表达较稳定;BestKeeper软件统计分析的结果表明EF-1βTub-α6的表达较稳定。以筛选到的内参基因Tub-α6和Actin,分别分析羽衣甘蓝柱头S-位点糖蛋白基因(SLG)在不同组织和不同发育时期柱头的表达水平,结果显示出SLG主要在柱头中表达,而且SLG在柱头发育成熟时期表达量达到最高。

关键词: 羽衣甘蓝, 实时荧光定量PCR, 内参基因, 柱头发育, SLG

Abstract: We used real-time quantitative polymerase chain reaction to test the expression of Actin, cysteine proteinase inhibitor 6(Cpi6), elongation factor 1-beta(EF-1β), glyceraldehyde-3-phosphate dehydrogenase(GAPDH), tubulin alpha-3(Tub-α3), tubulin alpha-6(Tub-α6) and ubiquitin conjugating enzyme7(Ubc7), and then identified the most suitable reference genes in a given set of tissues and different developmental stigmas of ornamental kale(Brassica oleracea var. acephala) S13-bS13-b homozygotes by using the geNorm and BestKeeper software programs. By a geNorm analysis, Tub-α6 and EF-1β were the most suitable reference genes among the given set of tissues, and Actin and Ubc7 were the most stable genes during stigma development. By a BestKeeper analysis, Ubc7 and Tub-α6 were the most suitable reference genes among the given set of tissues, and EF-1β and Tub-α6 were the most stable genes during stigma development. Tub-α6 and Actin were the most suitable reference genes among the given set of tissues and during stigma development, respectively. Furthermore, the expression of SLG normalized with Tub-α6 or Actin showed that SLG was predominantly expressed in stigma among the given set of tissues and reached its highest level at approaching anthesis during stigma development.

Key words: Brassica oleracea var. acephala, real-time quantitative PCR, reference genes, stigma development, SLG

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