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Dynamic patterns of gene expression and regulatory variation in the maize seed coat
BackgroundSeed size is an important factor contributing to maize yield, but its molecular mechanism remains unclear. The seed coat, which serves as...
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Large-scale genomic and transcriptomic profiles of rice hybrids reveal a core mechanism underlying heterosis
BackgroundHeterosis is widely used in agriculture. However, its molecular mechanisms are still unclear in plants. Here, we develop, sequence, and...
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Genetic basis of negative heterosis for growth traits in chickens revealed by genome-wide gene expression pattern analysis
BackgroundHeterosis is an important biological phenomenon that has been extensively utilized in agricultural breeding. However, negative heterosis is...
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Rapid and biased evolution of canalization during adaptive divergence revealed by dominance in gene expression variability during Arctic charr early development
Adaptive evolution may be influenced by canalization, the buffering of developmental processes from environmental and genetic perturbations, but how...
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Genome-wide differences in gene expression and alternative splicing in develo** embryo and endosperm, and between F1 hybrids and their parental pure lines in sorghum
Key messageDevelo** embryo and endosperm of sorghum show substantial and multifaceted differences in gene expression and alternative splicing,...
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Comparative transcriptome analysis reveals important roles of nonadditive genes in maize hybrid An’nong 591 under heat stress
BackgroundHeterosis is the superior performance of F 1 hybrids relative to their parental lines for a wide range of traits. In this study, expression...
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Nonadditive expression of lipid metabolism pathway-related genes in intestine of hybrids of Nile tilapia females (Oreochromis niloticus) and blue tilapia males (Oreochromis aureus)
Nonadditive expression contributes to heterosis in hybrids. In this study, the expression profiles of twelve lipid metabolism pathway-related genes...
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Genome-wide analysis of changes in miRNA and target gene expression reveals key roles in heterosis for Chinese cabbage biomass
Heterosis is a complex phenomenon in which hybrids show better phenotypic characteristics than their parents do. Chinese cabbage ( Brassica rapa L....
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Dynamic roles of small RNAs and DNA methylation associated with heterosis in allotetraploid cotton (Gossypium hirsutum L.)
BackgroundHeterosis is a complex phenomenon wherein the hybrids outperform their parents. Understanding the underlying molecular mechanism by which...
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Chromosomal characteristics of salt stress heritable gene expression in the rice genome
BackgroundGene expression is potentially an important heritable quantitative trait that mediates between genetic variation and higher-level complex...
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Variation and genetic analysis of fatty acid composition in flax (Linum usitatissimum L.)
Flax ( Linum usitatissimum L.) is an important source of oil rich in omega–3 fatty acids (especially α-linolenic acid accounting for > 50%), which is...
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Genetic Improvement and Variability
Cowpea has substantial variability in growth habit, vegetative traits, flowering, and reproductive characteristic. The viny varieties of cowpea are...
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Tutorial: a statistical genetics guide to identifying HLA alleles driving complex disease
The human leukocyte antigen (HLA) locus is associated with more complex diseases than any other locus in the human genome. In many diseases, HLA...
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Genetics analysis of nitrogen use efficiency component traits under nitrogen-limiting environment
To address the environmental concerns and increases the total factor productivity to the farmers simultaneously, forces the breeders to develop the...
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Personal and transgenerational cues are nonadditive at the phenotypic and molecular level
Organisms can gain information about their environment from their ancestors, their parents or their own personal experience. ‘Cue integration’ models...
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An enhanced photosynthesis and carbohydrate metabolic capability contributes to heterosis of the cotton (Gossypium hirsutum) hybrid ‘Huaza Mian H318’, as revealed by genome-wide gene expression analysis
BackgroundHeterosis has been exploited for decades in different crops due to resulting in dramatic increases in yield, but relatively little...
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Breeding Salt-Tolerant Rice Varieties in Puducherry (U. T.)
Salinity is the second major abiotic stress, limiting rice production worldwide and in India. Infusing salt tolerance in rice is economically and...
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Expression patterns and functional divergence of homologous genes accompanied by polyploidization in cotton (Gossypium hirsutum L.)
Naturally allotetraploid cotton has been widely used as an ideal model to investigate gene expression remodeling as a consequence of...
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Origin, Genetic Diversity, Conservation, and Traditional and Molecular Breeding Approaches in Sugarcane
Modern sugarcane cultivars are highly polyploid and have giant genomes (10 giga bases (Gb)) derived from interspecific hybridization between the...
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Genetic determinants of weed control in rice (Oryza sativa L.) using allelopathy approach
Weed management through herbicide is costing economically and environmentally. Develo** of improved weed-suppressive rice genotypes is one of the...
