搜索结果: 1-15 共查到“知识库 农学 Y-chromosome”相关记录32条 . 查询时间(0.078 秒)
Nonhomologous end joining as key to CRISPR/Cas-mediated plant chromosome engineering
CRISPR Cas plant chromosome；plant breeding；Arabidopsis thaliana；Genome editing NHEJ
2023/11/30
Although clustered regularly interspaced short palindromic repeats (CRISPR)/CRISPR-associated protein (Cas)-mediated gene editing has revolutionized biology and plant breeding, large-scale, heritable ...
The asparagus genome sheds light on the origin and evolution of a young Y chromosome
雄性双倍体 芦笋 石刁柏 基因组测序
2023/3/31
该成果为江西省农业科学院牵头，与美国乔治亚大学和华大基因等联合，对雄性双倍体（YY）芦笋（石刁柏）进行全基因组测序，利用Illumina（二代）+PacBio（三代）+BioNano（基因组拼接系统）等多种技术手段组装，得到芦笋（石刁柏）基因组大小约为1.3Gb，有27,656个蛋白编码基因被预测。通过对石刁柏参考基因组的比较组学及实验分析发现，单独但相互关联的基因负责性别决定。性染色体在细胞遗传...
Studies on genome size estimation, chromosome number, gametophyte development and plant morphology of salt-tolerant halophyte Suaeda salsa
Soil salinization Suaeda salsa Gametophyte Chromosome Genome
2024/2/5
Soil salinization and alkalization are among the major agricultural threats that affect crop productivity worldwide, which are increasing day by day with an alarming rate. In recent years, several hal...
An extraordinarily stable karyotype of the woody Populus species revealed by chromosome painting
FISH chromosome painting evolution karyotype poplar
2023/8/9
The karyotype represents the basic genetic make-up of a eukaryotic species. Comparative cytogenetic analysis of related species based on individually identified chromosomes has been conducted in only ...
A chromosome-wide QTL mapping on chromosome 2 to identify loci affecting live weight and carcass traits in F2 population of Japanese quail
DNA markers growth traits QTLs
2016/7/6
The Japanese quail (Coturnix japonica) is a considerable species which is often used for animal modelling in breeding researches. This study aims to detect quantitative trait loci (QTL) underlying gro...
Isolation and physical localization of new chromosome-specific centromeric repeats in farm animals
Bos taurus Sus scrofa Equus caballus cattle pig horse centromeres tandem repeats chromosomes FISH
2015/3/5
In this study, new classes of tandemly repeated DNA sequences in the centromeric regions of three farm animal species are reported. Pericentromeric regions of bovine chromosome X, porcine chromosome 1...
Newly discovered genes for resistance to powdery mildew in the subtelomeric region of the short arm of barley chromosome 7H
DNA marker genetic mapping Hordeum vulgare simple sequence repeats
2014/2/24
Two dominant genes for resistance to powdery mildew (caused by Blumeria graminis f.sp. hordei) from the PI296825 and PI466461 accessions of wild barley (Hordeum vulgare subsp. spontaneum) were identif...
Effects of the 4Nv Chromosome from Aegilops ventricosa on Agronomic and Quality Traits in Bread Wheat
Hessian fly introgression plant breeding powdery mildew resistance gene Departamento de Biotecnología
2014/2/25
Advanced wheat lines carrying the Hessian fly resistance gene H27 were obtained by backcrossing the wheat/Aegilops ventricosa introgression line, H-93-33, to commercial wheat cultivars as recurrent pa...
Application of Linkage Disequilibrium Mapping Methods to Detect QTL for Carcass Quality on Chromosome 6 Using a High Density SNP Map in Hanwoo
QTL Linkage Disequilibrium Carcass Traits Hanwoo SNP
2016/5/6
The purpose of this study was to detect QTL for carcass quality on bovine chromosome (BTA) 6 using a high density SNP map in a Hanwoo population. The data set comprised 45 sires and their 427 Hanwoo s...
Characterization of Inter-varietal Chromosome Substitution Lines of Wheat Using Molecular Markers
whea substitution lines SSR markers
2014/3/11
Several sets of wheat inter-varietal chromosome substitution lines (SLs) have been produced over the
last fifty years at the CRI (formerly RICP) in Prague-Ruzyně, based on cytogenetic manipulations ...
EFFECT OF ARTIFICIAL FERTILIZERS ON MITOTIC INDEX AND CHROMOSOME BEHAVIOUR IN VICIA HYBRIDA L.
Vicia hybrida ammonium sulphate potassium sulphate mitosis chromosomes Turkey
2009/9/29
This study was conducted in Suleyman Demirel University, Arts and Sciences
Faculty, Department of Biology, Isparta, Turkey during 2008 to determine
whether ammonium sulphate [(NH4)2SO4] and potassiu...
Z-Chromosome Specific Primers for Chicken-Quail Hybrid Blastoderm
chicken PCR PKCI quail Z-chromosome
2009/7/30
A polymerase chain reaction (PCR) primer set for a chicken pkci gene on the Z-chromosome, chPKCI, amplified a 329 bp fragment of genomic DNA in chickens but not quail. Likewise, a PCR primer set for t...
Effect of Phosphoric Amide Herbicide APM on the Structure and Protein Composition of Chromosome in Triticum durum
Amiprophos methyl (APM) Chromosome- condensation Multipolar division 2D SDS-PAGE Triticum durum
2009/7/29
The cytological and biochemical effects of APM on the mitotic cells of root meristems of Triticum durum were studied by exposure to concentrations of 2 μM to 10 μM for 16 h. The results showed that mu...
Identification of RAPD Markers and Development of SCAR Markers Linked to a Powdery Mildew Resistance Gene,and their Location on Chromosome in Wheat Cultivar Brock
Linkage analysis Powdery mildew RAPD SCAR Wheat
2009/7/27
Wheat cultivar Jing 411 which is susceptible to powdery mildew, and wheat cultivar Brock and NILs of Jing 411, which are resistant to powdery mildew were analysized for polymophisms using 213 random a...
Utilizing Chromosome Segment Substitution Lines (CSSLs) for Evaluation of Root Responses to Transient Moisture Stresses in Rice
Aerenchyma Chromosome segment substitution line (CSSL) Drought Lateral roots Oryza sativa Rice Soil moisture Stagnant
2009/7/23
Drought and waterlogging that occur sequentially under field conditions are important abiotic stresses affecting plant growth and development. The ability to maintain the root system development durin...