搜索结果: 1-15 共查到“作物学 identification”相关记录55条 . 查询时间(0.095 秒)
Expressed genes and their new alleles identification during fibre elongation reveal the genetic factors underlying improvements of fibre length in cotton
棉花 纤维伸长 表达基因簇
2024/4/16
本研究对亲本海7124、中棉所36及47个子代纤维发育5，10和15天的转录组数据分析，鉴定到35420个表达基因，构建了纤维伸长相关动态表达调控网络，其中10366个表达基因在子代中产生新等位基因（ENAs）；进一步鉴定到7个时空特异调控表达基因簇，差异表达分析筛选到105个候选基因，包含15个新等位基因。CRISPR-cas9系统敲除GhMAH1使纤维显著变短。本研究为解析陆海群体纤维长度变异...
南京农业大学农学院《Seed Biology》发表张红生教授团队“Preliminary identification of the changes of physiological characteristics and transcripts in rice after-ripened seeds ”（图）
张红生 种子质量 解析水稻
2023/10/28
种子后熟是种子成熟的延续过程，也是植物自动释放休眠的一种形式。种子后熟过程中往往存在一系列生理和分子变化。明确作物种子后熟过程中生理和分子变化规律，对破除种子休眠，提高种子质量，保证播种后田间种子萌发和幼苗的形成具有重要意义。
A pangenome analysis pipeline provides insights into functional gene identification in rice
Pangenome Presence/absence variation Genomic diversity PAV-based GWAS
2023/4/21
A pangenome aims to capture the complete genetic diversity within a species and reduce bias in genetic analysis inherent in using a single reference
genome. However, the current linear format of most...
Identification of Heterotic Groups and Patterns Based on Genotypic and Phenotypic Characteristics Among Rice Accessions of Diverse Origins
heterotic groups heterotic patterns hybrid rice SNP accession genetic distance
2023/4/21
Identification of the right parental combinations to maximize heterosis is the major goal of hybrid breeding, which could be achieved through identification of heterotic groups. The main objective of ...
南京农业大学农学院《Plant Biotechnology Journal》、《Journal of Experimental Botany》分别发表张红生课题组“OsHIPL1, a hedgehog-interacting protein-like 1 protein, increases seed vigor in rice”和“Identification of OsPK5 involved in rice glycolytic metabolism and GA/ABA balance for improving（图）
张红生 水稻种子 活力调控 品种培育 种质资源
2022/9/19
张红生教授团队在水稻种子活力调控分子机制和遗传网络解析研究方面取得重要进展，鉴定的两个种子活力调控关键基因显著提高水稻种子活力，在耐直播水稻新品种培育、水稻直播种植生产中有重要应用价值。
胡泽军（2021）Identification of a New Giant Emrbryo Allele, and Integrated Transcriptomics and Metabolomics Analysis of Giant Embryo Development in Rice（图）
水稻 巨胚发育 图位克隆技术 等位基因 GED
2023/2/27
近日，上海市农业科学院作物育种栽培研究所水稻中心，利用代谢组学和转录组学联合分析技术，对水稻巨胚高营养形成的分子机制展开研究，揭示了能量代谢，氨基酸代谢和脂质代谢是水稻巨胚发育早期成熟阶段的关键代谢通路，该研究有助于推动高营养水稻品种的育种。相关研究成果在线发表于国际学术期刊《Frontiers in Plant Science》(IF:5.753，二区TOP)上。
Identification of candidate genes for key fibre-related QTLs and derivation of favourable alleles in Gossypium hirsutum recombinant inbred lines with G. barbadense introgressions
海岛棉 基因组组分 遗传作图群体
2024/5/17
该研究以渗入了海岛棉基因组组分的优质种质鲁原343为亲本，构建了包含239个重组自交系的遗传作图群体，利用SLAF标签构建了高密度遗传图谱，结合7个环境的表型数据，共鉴定104个纤维品质和产量性状QTLs，其中66个QTL共定位于19个QTL簇中。该研究团队通过进一步对鲁原343进行全基因组深度测序，解析鲁原343的遗传组成及其对纤维相关性状的遗传贡献，发现来自G. hirsutum races（...
A comprehensive identification and function analysis of the ATBS1 Interacting Factors (AIFs) gene family of Gossypium species in fiber development and under multiple stresses
AIFs基因 棉花 纤维发育 非生物胁迫响应
2024/4/16
ATBS1 INTERACTING FACTORs (AIFs)基因是一类bHLH蛋白，在植物生长发育过程中起着重要作用。本研究在亚洲棉、雷蒙德氏棉、陆地棉和海岛棉中分别鉴定得到8, 11, 16和15 AIFs。在该家族基因启动子中发现了多个与生长发育、胁迫和激素相关的启动元件。转录组数据显示该家族基因在棉花的花器官和纤维中高量表达。荧光定量表明该家族基因在纤维起始阶段高量表达。激素处理显示该家...
QTLs identification for nitrogen and phosphorus uptake-related traits using ultra-high density SNP linkage
QTL F2 populations QTL mapping Nitrogen Phosphorus Rice
2023/4/21
To understand the genetic basis of nitrogen and phosphorus uptake in the cultivated rice, quantitative trait loci (QTL) analysis for 7 nitrogen and phosphorus uptake-related traits including above-gro...
Identification of a rust disease of giant knapweed in the Czech Republic – short communication
Centaurea macrocephala Grossheimia macrocephala ITS rDNA Puccinia hieracii Puccinia jaceae
2017/6/26
During the vegetation seasons 2012–2015, symptoms of severe infections by a rust disease were recorded on plants of the ornamental species Centaurea macrocephala. Based on morphology, the pathogen was...
Identification of a new molecular marker C2-25 linked to the Fusarium oxysporum f.sp. radicis-lycopersici resistance Frl gene in tomato
CAPS marker fusarium crown and root rot marker assisted selection (MAS) Solanum lycopersicum L.
2014/12/1
Fusarium oxysporum Schlecht. f.sp. radicis-lycopersici Jarvis & Schoemaker (FORL) is a saprophytic fungus, responsible for the fusarium crown and root rot disease in tomato (Solanum lycopersicum L.). ...
Identification of an active 1Ay gene from Triticum turgidum ssp. dicoccoides
1Ay gene high molecular weight glutenin subunit (HMW-GS) phylogenetic analysis wild emmer wheat
2014/9/22
The high molecular weight glutenin subunit (HMW-GS), encoded by the 1Ay gene, unexpressed in common wheat, exists in diploid and tetraploid wheats. An active 1Ay gene was first cloned from wild emmer ...
Detection and identification of Xanthomonas axonopodis pv. phaseoli on bean seed collected in Serbia
Common bacterial blight detection identification seed-borne
2011/1/12
Laboratory assays were conducted to detect and identify Xanthomonas axonopodis pv. phaseoli on bean seeds collected from naturally contaminated commercial crops. Semi-selective media, viz. Xanthomonas...
In vitro mutagenesis and identification of new variants via RAPD markers for improving Chrysanthemum morifolium
Chrysanthemum morifolium in vitro mutagenesis RAPD analysis somaclones
2011/1/11
The objective of this study was to induce mutation in Chrysanthemum morifolium cv. ‘Delistar White’ through in vitro mutagenesis by treating the ray florets with two doses of gamma irradiation (0.5 an...
Cultivar Identification and Genetic Fingerprinting of Some Apricot (Prunus armeniaca) Cultivars Using Biochemical and Molecular Markers
Apricot genetic fingerprint RAPD SSR markers
2010/11/15
DNA fingerprinting proved to be very important in the case of rootstocks since it is difficult
to distinguish little morphological differences among them. In the present study the genetic polymorphis...