搜索结果: 1-15 共查到“作物学 S gene”相关记录93条 . 查询时间(0.296 秒)
GhAlaRP, a cotton alanine rich protein gene,involves in fiber elongation process
艾克曼棉 斯蒂芬氏棉 陆地棉野生种 基因组 结构变异
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2024/4/16
本研究对艾克曼棉、斯蒂芬氏棉和一个陆地棉野生种系进行测序，解析了棉花多倍化及适应性进化过程中广泛存在的基因组结构变异，阐述了棉花生物多样性和棉花驯化的遗传基础；发现编码磷酸肽结合蛋白的基因结构变异可能与棉花纤维长度调控有关，烯酰辅酶Aδ异构酶3和RAP2-7可通过调节植物激素提高棉花非生物胁迫耐受性。研究结果揭示了棉花多倍化过程中的适应性进化机制，为棉花抗性和纤维品质遗传改良提供了宝贵的遗传材料。
南京农业大学农学院《The Plant Journal》发表油菜遗传育种团队“Mutation to a cytochrome P450-like gene alters the leaf color by affecting the heme and chlorophyll biosynthesis pathways in Brassica napus”（图）
油菜遗传育种 叶绿素 生物合成
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2023/10/28
2023年7月28日，The Plant Journal在线发表了南京农业大学作物遗传与种质创新利用全国重点实验室油菜遗传育种团队的最新研究成果“Mutation to a cytochrome P450-like gene alters the leaf color by affecting the heme and chlorophyll biosynthesis pathways in Br...
Artificially Selected Grain Shape Gene Combinations in Guangdong Simiao Varieties of Rice (Oryza sativa L.)
Guangdong Simiao varieties Grain shape Fixation index Allele mining Molecular breeding Rice
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2023/4/21
Grain shape is a key trait in rice breeding. Although many QTLs and genes of grain shape have been identified, how different combinations of alleles of these genes affect grain shape is largely unknow...
A pangenome analysis pipeline provides insights into functional gene identification in rice
Pangenome Presence/absence variation Genomic diversity PAV-based GWAS
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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...
Genome-wide association mapping and gene expression analysis identify OsCPS1 as a new candidate gene controlling early seedling length in rice
rice shoot length genome-wide association study OsCPS1 selection
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2023/4/21
High seedling vigor can improve the ability to compete against weeds and flooding at the seedling stage and is essential for the direct seeding of rice. Early shoot length is an important performance ...
The plant streptolysin S (SLS)-associated gene B confers nitroaromatic tolerance and detoxification
streptolysin S (SLS)-associated gene B nitroaromatic
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2023/7/20
Nitroaromatic compounds, as the important chemical feedstock, have caused widespread environmental contaminations, and exhibited high toxicity and mutagenic activity to nearly all living organisms. Th...
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
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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...
Cotton DMP gene family: characterization, evolution, and expression profiles during development and stress
棉花 DMP 基因家族 系统分析
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2024/4/16
对16种植物的174个DMP基因的系统发育进行分析，这可分为5个亚家族(I-V)；4个棉种包括58个DMP基因，大部分棉花DMP主要在生殖器官(萼片、花瓣、雌蕊和花药)和次生细胞壁期纤维中表达；基因互作网络表明：DMP作为一种内膜系统参与植物衰老过程和花的生殖发育。本研究对棉花DMP基因家族进行了系统分析，探究了候选基因的潜在功能。
Extensive intraspecific gene order and gene structural variations in upland cotton cultivars
陆地棉 全基因组 比较分析遗传变异
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2024/4/16
棉花是重要的工业原材料和天然纤维材料，相比于其他作物，陆地棉的遗传多样性极低，解析其形成原因，对棉花的遗传改良具有重要意义。研究人员通过对两种不同基因型的陆地棉进行全基因组比较分析，发现A08染色体上存在着大片段的遗传变异。该倒位能够将已发表的陆地棉核心种质资源材料分为两类，与利用SNP基因型重构的进化树的分类和主成分分析结果高度一致，表明陆地棉种内可能产生了分化。利用人工创制的群体和陆地棉核心种...
Adaptive innovation of green plants by horizontal gene transfer
Adaptive innovation green plant horizontal gene transfer
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2023/7/20
Horizontal gene transfer (HGT) refers to the movement of genetic material between distinct species by means other than sexual reproduction. HGT has contributed tremendously to the genome plasticity an...
Gene & Genomics在线发表上海市农业科学院玉米团队研究论文（图）
玉米籽粒 籽粒特异表达基因
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2020/7/20
2020年7月16日，上海市农业科学院CIMMYT-中国特用玉米研究中心郑洪建团队于 Gene & Genomics在线发表题为“The dynamic transcriptome of waxy maize (Zea mays L. sinensis Kulesh) during seed development”的研究论文。
The maternally expressed polycomb group gene OsEMF2a is essential for the endosperm cellularization and imprinting in rice
maternally expressed polycomb group gene OsEMF2 aendosperm cellularization
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2023/8/9
Cellularization is a key event in endosperm development. Polycomb group (PcG) genes, such as Fertilization-Independent Seed 2 (FIS2), are vital for the syncytium-to-cellularization transitio...
Physiological and genome-wide gene expression analyses of cold-induced leaf rolling at the seedling stage in rice (Oryza sativa L.)☆
Rice (Oryza sativa L.) Cold-induced leaf yellowing Cold-induced leaf rolling Physiological analysis
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2023/4/21
Leaf rolling and discoloration are two chilling-injury symptoms that are widely used as indicators for the evaluation of cold tolerance at the seedling stage in rice. However, the difference in cold-r...
InDel Marker Based Estimation of Multi-Gene Allele Contribution and Genetic Variations for Grain Size and Weight in Rice (Oryza sativa L.)
Insertion/Deletion (InDel) markers genetic variation multi-gene allele contributions rice (Oryza sativa L.), grain size and weight rice germplasm
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2023/8/9
The market success of any rice cultivar is exceedingly dependent on its grain appearance, as well as its grain yield, which define its demand by consumers as well as growers. The present study was und...
Wxlv, the ancestral allele of rice Waxy gene
Oryza sativa Waxy eating and cooking quality allelic variation artificial selection
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2023/8/9
In rice grains, the Waxy (Wx) gene is responsible for the synthesis of amylose, the most important determinant for eating and cooking quality. Up to now, several Wx alleles have been elucidated on the...