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核农学报  2013 

外源GA3和PP333对甜樱桃新梢生长及赤霉素代谢关键基因表达的影响

, PP. 272-278

Keywords: 甜樱桃,赤霉素,多效唑,新梢生长,基因表达

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Abstract:

本研究以9年生甜樱桃红灯(PrunusaviumL.‘Hongdeng’)为试材,于新梢生长期进行100mg·L-1赤霉素(GA3)、300mg·L-1多效唑(PP333)叶面喷施处理。试验结果表明GA3可明显促进新梢生长,新梢生长量长达15.04cm,为对照的2倍,而PP333则显著抑制了新梢的生长。GA3处理可使其内源GA3含量发生明显变化,在处理后14d更高达对照的2.2倍,之后迅速下降,而PP333处理后内源GA3含量呈持续下降趋势。实时荧光定量PCR结果表明GA3处理能够抑制GA20-ox、GA3-ox2种合成关键酶基因的转录,而PP333处理则使GA20-ox、GA3-ox转录水平在后期明显升高。同时赤霉素代谢关键酶GA2-ox转录水平在不同处理中均表现出与赤霉素含量类似的变化规律。说明在甜樱桃内源赤霉素含量与合成代谢酶转录水平间,反馈调节机制可能发挥着重要作用。该研究结果将为生产中采用基因工程手段控制营养生长,实现矮化密植提供理论参考。

References

[1]  张力思, 张龙江, 刘秀芳.甜樱桃砧木的应用现状[J].落叶果树,2001,2:16-18
[2]  和青山, 杨亚丽.应用大樱桃矮化砧木吉塞拉5应注意的问题[J].西北园艺,2010.2:33-34
[3]  黄慧燕, 钟凤林, 张风云, 曹明浩, 杨碧云, 林义章.多效唑在园艺植物上的应用亚热带农业研究[J].2011, 7(1):37-41
[4]  于凤义, 张萍杨. 14C-PP333在土壤及作物中的残留[J].核农学报,1996,10(3):173-176
[5]  Yamaguchi S. Gibberellin metabolism and its regulation[J]. Annual Review of Plant Biology, 2008,59:225-251
[6]  Fleet C M, Sun T P. A DELLAcate balance: the role of gibberellin in plant morphogenesis[J]. Current Opinion Plant Biology,2005,8:77-85
[7]  Lee D J, Zeevaart J A D. Differential regulation of RNA levels of gibberellin dioxygenases by photoperiod in spinach[J]. Plant Physiology, 2002,130(4): 2085-2094
[8]  Ogawa M, Hanada A, Yamauchi Y, Kuwahara A, Kamiya Y, Yamaguchi S. Gibberellin biosynthesis and response during Arabidopsis seed germination[J]. Plant Cell, 2003,15(7): 1591-1604
[9]  Sun T P. Gibberellin-GID1-DELLA: A pivotal regulatory module for plant growth and development[J]. Plant Physiology, 2010,154(2):567-570
[10]  李宗霆, 周 燮.植物激素及其免疫检测技术[M].南京:江苏科学技术出版社,1996
[11]  Chang S, Puryear J, Cairney J. A simple and efficient method for isolating RNA from pine trees[J]. Plant Molecular Biology Reporter,1993,11(2):113-116
[12]  吉洪坤, 赵俊芳, 乔趁峰, 杨玉巧.土施多效唑对杏李树新梢生长的控制试验[J].北方园艺,2010,(11):73
[13]  陈健亚, 吴晓梅, 陈茂铨.多效唑对桃新梢生长的抑制效应[J].浙江林业科技,1997,17(1):30-32
[14]  Bidadi H, Yamaguchi S, Asahina M, Satoh S. Effects of shoot-applied gibberellin/gibberellin-biosynthesis inhibitors on root growth and expression of gibberellins biosynthesis genes in Arabidopsis thaliana[J].Plant Root,2009.4:4-11
[15]  Carrera E, Jackson S D, Prat S. Feedback control and diurnal regulation of gibberellin 20-oxidase transcript levels in potato[J]. Plant Physiology, 1999,119(2): 765-773
[16]  Itoh H, Ueguchi-Tanaka M, Sato Y, Ashikar M, Matsuoka M. The gibberellin signaling pathway is regulated by the appearance and disappearance of SLENDER RICE1 in Nuclei[J]. The Plant Cell, 2002,14, 57-70
[17]  Foster T, Kirk C, Jones W T, Allan A C, Espley R, Karunairetnam S. Characterization of the DELLA subfamily in apple (Malus×domestica Borkh.)[J].Tree Genetics and Genomes, 2007,3:187-197
[18]  张庆和, 马 明.樱桃栽培技术[M].甘肃:甘肃科学技术出版社,2001
[19]  刘仁道, 范理璋,李新贤,杨忠银.甜樱桃引种试验[J].中国南方果树,1999,28(5):37-38
[20]  黄先忠, 蒋才富, 廖立力, 傅向东.赤霉素作用机理的分子基础与调控模式研究进展[J].植物学通报, 2006, 23 (5): 499 -510
[21]  贾小云, 贺立恒, 李润植.植物形态建成基因:遗传操作提高作物产量的靶标[J].核农学报, 2005,19(1); 37-40
[22]  Sasaki K, Itoh H, Gomi K, Ueguchi-Tanaka M, Ishiyama K, Kobayashi M, Jeong D H, An G, Kitamo H, Ashikari M, Matauoka M. Accumulation of phosphorylated repressor for gibberellin signaling in an F-box mutant[J].Science,2003,299:1896-1898
[23]  Peng J, Richards D E, Hartley N M, Murphy G P, Devos K M, Flintham J E, Beales J, Fish L J, Worland A J, Pelica F, Sudhakar D, Christou P, Snape J W, Gale M D, Harberd N P. 'Green revolution' genes encode mutant gibberellin response modulators[J]. Nature, 1999.400:256-261
[24]  Zentella R, Zhang Z L, Park M, Thomas S G, Endo A, Murase K, Fleet C M, Jikumaru Y, Nambara E, Kamiya Y, Sun T P. Global analysis of DELLA direct targets in early gibberellin signaling in Arabidopsis[J].The Plant Cell, 2007,19: 3037-3057
[25]  钟 翡, 沈欣杰, 刘 芳, 袁华招, 刘兰英, 李天红.甜樱桃DELLA蛋白基因PaGAI的克隆与表达分析[J].园艺学报, 2012, 39(1):143-150
[26]  刘仁道, 何瑞生, 范理璋.内源激素与甜樱桃营养生长的关系[J].北方园艺,2001,(6):20-21
[27]  Thomas S G, Phillips A L, Hedden P. Molecular cloning and functional expression of gibberellin 2-oxidases, multifunctional enzymes involved in gibberellin deactivation[J]. PNAS, 1999. 96:4698-4703

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