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| 1 | Breeding high-yield superior quality hybrid super rice by rational design显示文摘The challenge of meeting the increasing demand for worldwide rice production has driven a sustained quest for advances in rice breeding for yield. Two breakthroughs that led to quantum leaps in productivity last century were the introduction of semidwarf varieties and of hybrid rice. Subsequent gains in yield have been incremental. The next major leap in rice breeding is now upon us through the application of rational design to create defined ideotypes. The exploitation of wide-cross compatibility and intersubspecific heterosis,combined with rapid genome sequencing and the molecular identification of genes for major yield and quality traits have now unlocked the potential for rational design. | Qian Qian Longbiao Guo Steven M.Smith Jiayang Li | 2016 | National Science Review2016,3,3: | 48 |
| 2 | Wx^lv、the Ancestral Allele of Rice Waxy Gene显示文摘In rice grains,the Waxy (Wx) gene is responsible for the synthesis of amylose,the most important determinant for eating and cooking quality.The effects of several Wx alleles on amylose content and the taste of cooked rice have been elucidated.However,the relationship between artificial selection and the evolution of various Wx alleles as well as their distribution remain unclear.Here we report the identification of an ancestral allele,Wx^lv,which dramatically affects the mouthfeel of rice grains by modulating the size of amylose molecules.We demonstrated that WF originated directly from wild rice,and the three major Wx alleles in cultivated rice (Wx^b,Wx^a,and Wx^in) differentiated after the substitution of one base pair at the functional sites.These data indicate that the Wx^lv allele played an important role in artificial selection and domestication.The findings also shed light on the evolution of various Wx alleles,which have greatly contributed to improving the eating and cooking quality of rice. | Changquan Zhang Jihui Zhu Shengjie Chen Xiaolei Fan Qianfeng Li Yan Lu Min Wang Hengxiu Yu Chuandeng Yi Shuzhu Tang Minghong Gu Qiaoquan Liu | 2019 | Molecular Plant2019,12,8: | 22 |
| 3 | N6-Methyladenine DNA Methylation in Japonica and Indica Rice Genomes and Its Association with Gene Expression,Plant Development, and Stress Responses显示文摘N6-Methyladenine (6mA)DNA methylation has recently been implicated as a potential new epigenetic marker in eukaryotes,including the dioot modelArabidopsis thaliana.However,the conservation and divergence of 6mA distribution patterns and functions in plants remain elusive.Here we report high-quality 6mA methylomes at single-nucleotide resolution in rice based on substantially improved genome sequences of two rice cultivars,Nipponbare (Nip;Japonica)and 93-11 (Indica).Analysis of 6mA genomic distribution and its association with transcription suggest that 6mA distribution and function is rather conserved between rice and Arabidopsis.We found that 6mA levels are positively correlated with the expression of key stressrelated genes,which may be responsible for the difference in stress tolerance between Nip and 93-11. Moreover,we showed that mutations in DDM1 cause defects in plant growth and decreased 6mA level. Our results reveal that 6mA is a conserved DNA modification that is positively associated with gene expression and contributes to key agronomic traits in plants. | Qian Zhang Zhe Liang Xuean Cui Changmian Ji Yun Li Pingxian Zhang Jingrong Liu Adeel Riaz Pu Yao Min Liu Yunpeng Wang Tiegang Lu Hao Yu Donglei Yang Hongkun Zheng Xiaofeng Gu | 2018 | Molecular Plant2018,11,12: | 18 |
| 4 | Cas9-NG Greatly Expands the Targeting Scope of the Genome-Editing Toolkit by Recognizing NG and Other Atypical PAMs in Rice显示文摘CRISPR technologies enabling precise genome manipulation are valuable for gene function studies and molecular crop breeding. However, the requirement of a protospacer adjacent motif (PAM)y such as NGG and TTN, for Cas protein recognition restricts the selection of targetable genomic loci in practical applications of CRISPR technologies. Recently Cas9-NG, which recognizes a minimal NG PAM, was reported to expand the targeting space of genome editing in human cells, but it remains unclear whether this Cas9 variant can be used in plants. In this study, we evaluated the nuclease activity of Cas9-NG toward various NGN PAMs by targeting endogenous genes in transgenic rice. We found that Cas9-NG edits all NGG, NGA, NGT, and NGC sites with impaired activity, while the gene-edited plants were dominated by monoallelic mutations. Cas9-NG-engineered base editors were then developed and used to generate O s B Z R I gainof- function plants that can not be created by other available Cas9-engineered base editors. Moreover, we showed that a Cas9-NG-based transcriptional activator efficiently upregulated the expression of endogenous target genes in rice. In addition, we discovered that Cas9-NG recognizes NAC, NTG, NTT, and NCG apart from NG PAM. Together, these findings demonstrate that Cas9-NG can greatly expand the targeting scope of genome-editing tools, showing great potential for targeted genome editing, base editing, and genome regulation in plants. | Bin Ren Lang Liu Shaofang Li Yongjie Kuang Jingwen Wang Dawei Zhang Xueping Zhou Honghui Lin Huanbin Zhou | 2019 | Molecular Plant2019,12,7: | 18 |
| 5 | Proline accumulation in rice seedlings exposed to hydroxyl radical stress in relation to antioxidation显示文摘PROLINE(Pro)is an essential amino acid for proteins and free Pro extensively exists in plants.Pro accumulates in plant cells in response to water stress,salinity,low temperature,air pollu-tants,etc.and has been mainly studied for its role in the osmotic adjustment of plants subject-ed to drought and salinity.In addition to acting as a cytoplasmic osmoticum,Pro | Jiang, MY Guo, SC Zhang, XM | 1997 | Chinese Science Bulletin1997,42,10: | 14 |
| 6 | 盐胁迫对水稻幼苗类囊体膜脂肪酸组分的影响(英文)显示文摘[Objective] The aim of the study is to understand the changes of fatty acid composition of rice thylakoid membrane under salt stress.[Method] Under salt stress of different concentrations of NaCl,rice seedlings of Pokkali and Peta with six leaves and one central leaf were used as experimental materials to extract the fatty acid from their thylakoid membranes,and gas chromatograph(1890)was used to analyze fatty acid composition.[Result] Fatty acid component 14∶0,18∶0,16∶1(3t),18∶1 in both the two experimental materials showed little variations in the first four days of salt stress,whereafter they increased slightly;while the fatty acid component 16∶0 and level of saturation of fatty acid(LSFA)showed the similar variation trend in the first four days of treatment compared to those of the fatty acid components mentioned above,whereafter they rose in Pokkali and presented an opposite variation trend in Peta;fatty acid component 18∶3 and level of unsaturation of fatty acid(LUFA)reduced all the time under stress condition,and the reducing amplitude in 100 mmol/L NaCl treatment group was smaller than that of 100 mmol/L NaCl treatment group,and in Pokkali was smaller than that in Peta under specific conditions.Meanwhile,level of saturation of fatty acid in both experimental materials increased,and the rising amplitude in Peta was smaller than that of Pokkali.[Conclusion] With regard to LUFA,Pokkali is endowed with more salt tolerance than Peta. | 王仁雷 华春 周峰 周泉澄 周斌伟 | 2008 | Agricultural Science & Technology2008,9,4: | 14 |
| 7 | Isolation and genetic charac-terization of a fragile plant mutant in rice (Oryza sativa L.)显示文摘The fragile rice mutant was isolated from an M2 population of indica variety Shuang Ke Zao (SKZ) treated with γ-rays, and designated as fp1 {fragile plant 1) because of its fragile leaves and culms. To map FP1 locus, an F2 mapping population was derived from a cross between the fp1 and C-bao, a polymorphic japonic variety. The primary mapping result places the FP1 locus in an interval between two molecular markers, microsatellite marker RM16 (3.1 cM proximal to FP1) and STS marker G144a (9.1 cM distal to FP1) in the centromere region of chromosome 3. A CAPS marker C524a was further developed between RM16 and G144a, with 0.4 cM genetic distances to the FP1 locus, providing a practical starting point for constructing a BAC con-tig spanning the FP1 locus and cloning the fp1 gene. Allelism test demonstrated that fpl is allelic to be 1, a fragile rice mutant reported previously. | QIAN Qian LI Yunhai ZENG Dali TENG Sheng WANG Zhengke LI Xueyong DONG Zhigang DAI Ning SUN Lei LI Jiayang | 2001 | Chinese Science Bulletin2001,46,24: | 12 |
| 8 | 低叶绿素b水稻突变体的抗氧化酶系统研究(英文)显示文摘[Objective] The mitigative effect of antioxidase system of a rice mutant with low chlorophyll b on photooxidative damage was studied.[Method] A rice mutant with low chlorophyll b and its wild type were taken as experimental materials to comparatively research their peroxide (H2O2) contents, the activity and isozymes of superoxide dismutase (SOD), catalase (CAT) and peroxidase (POD) in chloroplast.[Result] Compared with the wild type, there were many kinds of SOD, POD and CAT isozymes in leaf cells and chloroplast cell of mutant, and the activity of SOD, POD and CAT isozymes in leaf cells and chloroplast cell of mutant was also correspondingly higher. Under intense light condition, the H2O2 content of chloroplast in mutant was less than that in the wild type. [Conclusion] The higher activity of scavenging active oxygen can relieve the photooxidative damage made by excessive light energy of intense light on photosynthetic membrane, which is an important reason for higher photosystem Ⅱ (PS II) stability of this mutant. | 谢雅晶 陈海燕 张荣铣 张炜 | 2008 | Agricultural Science & Technology2008,9,3: | 11 |
| 9 | Physiological Mechanism of Salicylic Acid for Alleviation of Salt Stress in Rice显示文摘Soil salinity is one of the most important problems of crop production in estuarine and coastal zones. Improvement in salt tolerance of major food crops is an important way for the economic utilization of coastal zones. This study proved that the application of salicylic acid(SA) improved the growth and yield under salt stress conditions and investigated its physiological mechanisms for salt tolerance. The investigation on the effect of SA for salt tolerance during germination showed that the decreased rates of germination and growth(in terms of shoot and root lengths) by the salt stress were significantly increased by the SA application(SA + NaCl). The treatment of SA to the high and low saline soils enhanced the growth, yield and nutrient values of rice. The effects of SA on Na^+, K^+ and Cl~– ionic accumulation were traced under salt stress condition by inductively coupled plasma optical emission spectrometry and ion chromatography. It was revealed that the increased accumulation of Na^+ and Clˉ ions by the salt stress were reduced by SA application. An increased concentration of endogenous SA level was detected from the SA-treated rice varieties(ASD16 and BR26) by liquid chromatography electrospray Ionization-tandem mass spectrometry. The activities of antioxidant enzymes such as superoxide dismutase, catalase and peroxidase were increased by salt stress whereas decreased by the SA application. The study proved that the application of SA could alleviate the adverse effects of salt stress by the regulation of physiological mechanism in rice plants. In spite of salt stress, it can be applied to the coastal and estuarine regions to increase the rice production. | D.JINI B.JOSEPH | 2017 | Rice science2017,24,2: | 11 |
| 10 | 西双版纳社区旱稻品种多样性与就地保护初探显示文摘应用户级水平农业生物多样性评价方法 ,对云南省西双版纳州 3个少数民族村寨 (哈尼族大卡老寨、基诺族巴卡小寨和傣族曼那龙寨 )的旱稻 (Oryzasativa)品种进行收集 ,就旱稻品种的管理和利用等问题进行了问卷调查和农户访谈 ,并基于农艺性状的统计分析 ,初步探讨了社区旱稻品种多样性的就地保护措施。结果如下 :(1)在 3个调查村寨共记载收集到 31个旱稻品种 ,多样的旱稻品种满足了人们的不同需求 ;(2 )主成分分析结果表明 ,旱稻品种农艺性状多样性主要表现在产量性状和剑叶形态两个方面 ,其中巴卡小寨和大卡老寨的品种多样性均高于曼那龙寨 ,并且这些旱稻品种中存在具优良性状的稻种资源 ;(3) 3个少数民族村寨具有不同的民族文化背景 ,不同民族间或不同村寨农户间自发的种子交换以及他们传统的轮作、间作耕作方式 ,维持和提高了旱稻品种多样性 ;(4 )通过保护民族文化和传统习俗 ,充分利用当地民族的旱稻种植管理知识 ,促进民间自发的种子交换 ,由政府、科研机构和农户共同参与 ,通过示范和培训加强科学指导 ,是对西双版纳社区旱稻品种资源多样性进行就地保护的有效措施。 | 龚志莲 郭辉军 盛才余 周开元 | 2004 | 生物多样性2004,12,4: | 9 |
| 11 | Characterization of interspecific hybrids and backcross progenies from a cross between Oryza minuta and Oryza sativa显示文摘Oryza minuta, a tetraploid wild relative of cultivated rice, is an important source for the genetic improvement. Interspecific hybrids were obtained from the cross of O. sativa L. (IR24) and O. minuta (Acc. No. 101133) with 5.58% crossability, which ranged from 0.11% to 1.62% in the backcross generations. The chromosome numbers of the backcross progenies were 24 to 48. Seven yield-related traits of the parents, hybrid F1, and backcross progenies were evaluated. Simple sequence repeat markers analysis showed that the polymorphism ratio of SSR bands between IR24 and Acc. No. 101133 was 93.2%. The average donor segment number, length, donor genome size, and percentage of donor genome of 92 BC3F1 plants (2n=24) were 24.1, 17.8 cM, 438.4 cM and 26.2%, respectively. They were complex variation and uneven among the chromosomes. These introgression lines could be used to identify the favorable genes of O. minuta and provide a new platform for the genetic improvement of cultivated rice. | GUO SiBin, QIN FaLan, ZHANG DuanPin & LIN XingHua· National Key Laboratory of Crop Genetic Improvement, National Center of Crop Molecular Breeding, Huazhong Agricultural University, Wuhan 430070, China | 2009 | Science China(Life Sciences)2009,52,12: | 9 |
| 12 | Identification and fine mapping of two blast resistance genes in rice cultivar 93-11显示文摘Rice blast, caused by Magnaporthe oryzae, is a major disease of rice almost worldwide. The Chinese indica cultivar 93-11 is resistant to numerous isolates of the blast fungus in China, and can be used as broad-spectrum resistance resource, particularly in japonica rice breeding programs. In this study, we identified and mapped two blast resistance genes, Pi60(t) and Pi61(t), in cv. 93-11 using F2 and F3 populations derived from a cross between the susceptible cv. Lijiangxintuanheigu(LTH) and resistant cv. 93-11 and inoculated with M. oryzae isolates from different geographic origins. Pi60(t) was delimited to a 274 kb region on the short arm of chromosome 11, flanked by InDel markers K1-4 and E12 and cosegregated with InDel markers B1 and Y10. Pi61(t) was mapped to a 200 kb region on the short arm(near the centromere) of chromosome 12, flanked by InDel markers M2 and S29 and cosegregating with InDel marker M9. In the 274 kb region of Pi60(t), 93-11 contains six NBS-LRR genes including the two Pia/ PiCO39 alleles(BGIOSGA034263 and BGIOSGA035032) which are quite close to the two Pia/ PiCO39 alleles(SasRGA4 and SasRGA5) in Sasanishiki and CO39, with only nine amino acids differing in the protein sequences of BGIOSGA035032 and SasRGA5. In the 200 kb region of Pi61(t), 93-11 contains four NBS-LRR genes, all of which show high identities in protein sequence with their corresponding NBS-LRR alleles in susceptible cv. Nipponbare. Comparison of the response spectra and physical positions between the target genes and other R genes in the same chromosome regions indicated that Pi60(t) could be Pia/PiCO39 or its allele, whereas Pi61(t) appears to be different from Pita, Pita-2, Pi19(t), Pi39(t) and Pi42(t) in the same R gene cluster. DNA markers tightly linked to Pi60(t) and Pi61(t) will enable marker-assisted breeding and map-based cloning. | Cailin Lei Kun Hao Yilong Yang Jian Ma Shuai Wang Jiulin Wang Zhijun Cheng Shasha Zhao Xin Zhang Xiuping Guo Chunming Wang Jianmin Wan | 2013 | The Crop Journal2013,1,1: | 8 |
| 13 | 钙肥对不同内源钙含量水稻品种光合作用的影响显示文摘以2种不同内源钙含量的水稻品种(WT和PC)为材料,通过不同方式施入钙肥(叶面喷施和水培),以及用15%聚乙二醇(PEG-6000)模拟干旱胁迫研究钙对供试水稻光合作用的影响。结果表明,水培方式中,加入适宜浓度的钙可以增强WT和PC的净光合速率,处理后1 d,0.5 mmol/L的钙对水稻光合作用促进最明显,3 d后促进效应消失,而通过叶面喷施仅对WT的净光合速率有促进效果,对PC没有促进作用,表明通过水培方式施用钙肥更加有利于增强光合作用;在15%PEG-6000模拟干旱胁迫下,5.0 mmol/L的钙处理1 d增强了WT的净光合速率,5.0 mmol/L和10.0 mmol/L的钙处理促进了PC的净光合速率。可见,施用适宜浓度外源钙可以缓解干旱逆境对供试水稻光合作用的影响。 | 钱宝云 刘小龙 李霞 | 2014 | 江苏农业学报2014,30,3: | 7 |
| 14 | 河姆渡古稻DNA提取及其序列分析显示文摘水稻(Oryza sativa)最初在长江中下游地区被驯化,在中国境内已发现大量稻作遗址.目前稻作史研究均是根据形态如小穗轴等来进行驯化进程分析,至今尚无利用序列数据进行分析的报道.本研究对来自3个考古遗址(浙江田螺山遗址、江西新干战国粮仓和浙江湖州毗山遗址唐代文化层,年代分别为7000,2400和1200BP)稻作遗存进行了DNA提取,PCR克隆测定了4个基因组片段.序列分析表明,每个遗址均发现2个以上的水稻基因型,表明当时的种质尚处于混杂状态.与来自亚洲栽培稻以及野生稻的比较分析,发现至少一个古稻基因型在栽培稻中可能已丢失,同时本研究稻作遗存可能为粳稻类型,或当时可能尚处于籼粳稻混种或籼粳分化不明显状态,但粳稻类型占优势.本研究结果表明水稻在驯化过程中发生了显著的基因型分化.在田螺山遗址稻作遗存中还发现与无患子目、蒺藜目和十字花目植物高度同源的序列,这与遗址发现大量楝树遗存以及南方常见田间杂草芥类等植物遗存相吻合. | 樊龙江 桂毅杰 郑云飞 王煜 蔡大广 游修龄 | 2011 | 科学通报2011,56,28: | 6 |
| 15 | Transfer of bacterial blight resistance from Oryza meyeriana to O. sativa L. by asymmetric somatic hybridization显示文摘Asymmetric somatic hybrid plants were pro-duced between cultivated rice (Oryza sativa L.) and wild spe-cies [O. meyeriana (Zoll. etMor. exSteud.)] with high resis-tance to rice bacterial blight. X-ray-irradiated protoplasts of the wild species were used as donor and chemically fused with iodoacetamide-inactivated protoplasts of rice cv. 02428 to produce hybrids. Seventy-two plants were regenerated from 623 calli based on metabolic complementation. The morphological characters of the plants closely resembled that of the rice. Simple sequence repeats were employed to iden-tify their hybridity. Cytological analysis of root-tips revealed that their chromosome number varied in the range of 27— 38. The somatic hybrids were inoculated with strains of Xanthamonas oryzae pv. oryzae at adult growth stage and demonstrated the resistance to bacterial blight introgression from the O. meyeriana. | ZHUYongsheng CHENBaotang YUShunwu ZHANGDuanpin ZHANGXueqin YANQiusheng | 2004 | Chinese Science Bulletin2004,49,14: | 6 |
| 16 | Salt tolerance of transgenic rice (Oryza sativa L.) with mtlD gene and gutD gene显示文摘Southern blot analysis indicated that mtID gene (encoding mannitol-1 -phosphate dehydrogenase) and gutD gene (encoding glucitol-6-phosphate dehydrogenase) had been integrated into the rice genome mediated by Agrobacterium tumefaciens LBA4404(pBIGM). The expression of the above two genes in transgenic rice plants was demonstrated by Northern blot analysis and enzymatic activity assay. Analysis of sugar alcohol showed that transgenic rice plants could produce and accumulate mannitol and sorbitol. The salt tolerance of transgenic plants was much higher than that of their controls. | WANG Huizhong HUANG Danian LU Ruifang LIU Junjun QIAN Qian PENG Xuexian | 2000 | Chinese Science Bulletin2000,45,18: | 5 |
| 17 | The alteration in the architecture of a T-DNA insertion rice mutant osmtd1 is caused by up-regulation of Micro RNA156f显示文摘Plant architecture is an important factor for crop production. Some members of micro RNA156(mi R156) and their target genes SQUAMOSA Promoter-Binding Protein-Like(SPL) were identi fi ed to play essential roles in the establishment of plant architecture. However, the roles and regulation of mi R156 is not well understood yet. Here, we identi fi ed a T-DNA insertion mutant Osmtd1(Oryza sativa multi-tillering and dwarf mutant). Osmtd1 produced more tillers and displayed short stature phenotype. We determined that the dramatic morphological changes were caused by a single T-DNA insertion in Osmtd1. Further analysis revealed that the T-DNA insertion was located in the gene Os08g34258 encoding a putative inhibitor I family protein. Os08g34258 was knocked out and Osmi R156 f was signi fi cantly upregulated in Osmtd1. Overexpression of Os08g34258 in Osmtd1 complemented the defects of the mutant architecture, while overexpression of Osmi R156 f in wild-type rice phenocopied Osmtd1. We showed that the expression of Os SPL3, Os SPL12,and Os SPL14 were signi fi cantly downregulated in Osmtd1 or Osmi R156 f overexpressed lines, indicating that Os SPL3,Os SPL12, and Os SPL14 were possibly direct target genes of Osmi R156 f. Our results suggested that Osmi R156 f controlledplant architecture by mediating plant stature and tiller outgrowth and may be regulated by an unknown protease inhibitor I family protein. | Qing Liu Gezhi Shen Keqin Peng Zhigang Huang Jianhua Tong Mohammed Humayun Kabir Jianhui Wang Jingzhe Zhang Genji Qin Langtao Xiao | 2015 | Journal of Integrative Plant Biology2015,57,10: | 5 |
| 18 | Development and Identification of Introgression Lines from Cross of Oryza sativa and Oryza minuta显示文摘Introgression line population is effectively used in mapping quantitative trait loci(QTLs),identifying favorable genes,discovering hidden genetic variation,evaluating the action or interaction of QTLs in multiple conditions and providing the favorable experimental materials for plant breeding and genetic research.In this study,an advanced backcross and consecutive selfing strategy was used to develop introgression lines(ILs),which derived from an accession of Oryza minuta(accession No.101133) with BBCC genome,as the donor,and an elite indica cultivar IR24(O.sativa),as the recipient.Introgression segments from O.minuta were screened using 164 polymorphic simple sequence repeat(SSR) markers in the genome of each IL.Introgressed segments carried by 131 ILs covered the whole O.sativa genome.The average number of homozygous O.minuta segments per introgression line was about 9.99.The average length of introgressed segments was approximate 14.78 cM,and about 79.64% of these segments had sizes less than 20 cM.In the genome of each introgression line,the O.minuta chromosomal segments harbored chromosomal fragments of O.sativa ranging from 1.15% to 27.6%,with an overall average of 8.57%.At each locus,the ratio of substitution of O.minuta alleles had a range of 1.5% 25.2%,with an average of 8.3%.Based on the evaluation of the phenotype of these ILs,a wide range of alterations in morphological and yield-related traits were found.After inoculation,ILs 41,11 and 7 showed high resistance to bacterial blight,brown planthopper and whitebacked planthopper,respectively.These O.minuta-O.sativa ILs will serve as genetic materials for identifying and using favorable genes from O.minuta. | GUO Si-bin WEI Yu LI Xiao-qiong LIU Kai-qiang HUANG Feng-kuan CHEN Cai-hong GAO Guo-qing | 2013 | Rice science2013,20,2: | 5 |
| 19 | OsBGLU19 and OsBGLU23 regulate disease resistance to bacterial leaf streak in rice显示文摘β-Glucosidase belongs to the glycoside hydrolase I family,which is widely present in multiple species and responds to various biotic and abiotic stresses.In rice,whetherβ-glucosidase is involved in the interaction between plants and microorganisms is not clear.In this study,we found that the expression of several genes encodingβ-glucosidases,including OsBGLU19 and OsBGLU23,were upregulated after inoculation with Xanthomonas oryzae pv.oryzicola(Xoc)and downregulated after inoculation with X.oryzae pv.oryzae(Xoo).The respective insertion mutants of OsBGLU19 and OsBGLU23,bglu19 and bglu23,were more susceptible to Xoc infection.The expression of OsAOS2,a key gene in the jasmonic acid signal pathway,was dramatically downregulated after inoculation with Xoc in the bglu19 and bglu23 mutants.Simultaneously,the expression of downstream disease resistance-related genes,such as OsPR1a,OsPR5 and a key transcription factors OsWRKY72 were obviously downregulated.The resistance mediated by OsBGLU19 and OsBGLU23 to bacterial leaf streak is related to disease resistance-related genes above mentioned. | LI Bei-bei LIU Ying-gao WU Tao WANG Ji-peng XIE Gui-rong CHU Zhao-hui DING Xin-hua | 2019 | Journal of Integrative Agriculture2019,18,6: | 5 |
| 20 | 籼型巨胚功能稻新品系赣巨1号的选育与应用显示文摘“赣巨1号”是“先恢207”与籼型巨胚中间育种材料“80096”(91-308/巨胚2号,F6)杂交选育而成的籼型巨胚水稻新品种(系)。“赣巨1号”富含蛋白质、矿物质等多种营养物质,其胚大小是其亲本“先恢207”的2~3倍,γ-氨基丁酸(γ-aminobutyric acid, GABA)含量是常规品种“先恢207”的5.39倍,具有很好的作为保健功能食品进一步开发利用价值。该新品种(系)农艺性状好,表现丰产稳产,适合在江西赣抚平原、赣中南丘陵地区作二晚种植。 | 张标金 张祥喜 罗林广 | 2014 | 江西农业大学学报2014,36,1: | 4 |