Tìm thấy 13+ kết quả cho từ khóa "Genetic differentiation"
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Understanding how recombination rates vary between genetically differentiated populations of the same species is an important step toward disentangling the role of recombination in genetic differentiation.. within the range of recombination rates measured for other suporrosids (Table 1. an expected result in the pres- ence of recombination hotspots.
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Impact of urban fragmentation on the genetic structure of the eastern red-backed salamander. Genomics of microgeographic adaptation in the hyperdominant Amazonian tree Eperua falcata Aubl. Funk WC, Lovich RE, Hohenlohe PA, Hofman CA, Morrison SA, Sillett TS, et al. Adaptive divergence despite strong genetic drift: genomic analysis of the evoutionary mechanisms causing genetic differentiation in the island fox (Uryocyon littoralis).
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Table 3 Analysis of molecular variance using 36,720 SNPs and the genetic differentiation among the three subpopulations of the 103-spring wheat panel. Table 4 Mean of different genetic parameters including number of different alleles ( Na. number of effective allele ( Ne. and percentage of polymorphic loci ( PPL ) in each subpopulation of the 103-genotypes.
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This provides further evidence of the genetic differentiation of Hilo and Pol-line from other stocks. This may indicate a greater contribution of the Pol-line ancestry to Hilo, with F ST estimates suggesting that Hilo is more differentiated from the combined Italian. Csd exons are depicted across the base of the figure.
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Based on the NJ tree and PCA results, rhizome lotus shows high genetic differentiation from seed lotus and flower lotus. Hence, the possibility that rhizome lotus was domesticated independently from different populations of flower lotus and seed lotus was considered. To further analyze the domestication history of lotus, we constructed a multilevel (K = 2, 3…7) population structure to estimate the maximum likelihood ancestry and the proportion of the ancestral property in each individual (Fig.
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It was found that the average LD decay distance of the population was about 300 kb (r 2 = 0.5) by 34,710 SNP markers for LD ana- lysis (Fig. a Distribution of the SNP markers across 20 soybean chromosomes. shaping genetic differentiation of soybean. The total of 223 SNP loci associated with flowering time, full bloom, beginning pod, full pod, beginning seed, and full seed in one or more environments were all considered to be candidate sites for flowering time in soybean, because.
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Furthermore, in the PCA plot, an obvious separation of three clusters was found, which also revealed a clear genetic differentiation among these 17 samples.. In previous study, genes with a signature of positive selection is possible to result in the adaptation to a dy- namic environment and may be associated with fungi virulence [18]. Herein, we calculated the Ka/Ks values to identify the genes subjected to selection in the evolution of B.
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In pearl millet, genetic differentiation is important in the genetic im- provement of the crop for productivity and adaptation in the agriculturally marginal environments.
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Our data present clear genetic divergence of the two species, with average p-distance, based on 21377 common loci, of 1.51% and a mutation rate of substitutions per site per million years. We provide a catalogue of 117 highly divergent loci that enable genetic differentiation of the two species in Poland and to a large degree of 20 unrelated samples from several European countries and Tunisia.
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Population genetic structure in penaeid prawns. Population genetic structure of Pacific white shrimp (Litopenaeus vannamei) from Mexico to Panama:. Adaptive divergence despite strong genetic drift: genomic analysis of the evolutionary mechanisms causing genetic differentiation in the island fox (Urocyon littoralis). Regional patterns of genetic structure among Australian populations of the mud crab, Scylla serrata (Crustacea:.
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We demonstrated that PDGFD gene locus, with known involvement in adipogen- esis [12, 13], exhibited the highest genetic differentiation between fat- and thin-tailed sheep and further found that the potential causal mutations are located within regula- tory region.
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Breed differentiation, as represented by F ST values, showed a strong divergence within different groups of breeds (European Bos taurus , African Bos taurus , zebu types, Sanga types including admixed breeds, and Bos indicus . Ranked from lowest to highest genetic differentiation between breeds within groups are zebu types, Bos indicus , Sanga types, African Bos taurus, and lastly, European Bos taurus .
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Genetic structure of the durum wheat collection. All but one (BGE021775) of the 14 accessions belonging to subsp. dicoccon were grouped in Pop5, and all 37 of the subsp. All of the 140 subsp. Pop6 showed the least genetic differentiation from the rest of the populations, including those of subsp.
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The negative correlation between diversity indices (H and I) and relatedness indicates that inbreeding and genetic drift play a significant role in reducing genetic vari- ability in the studied population which results in increased differentiation among sub-populations.
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Background: Triticum and Aegilops diploid species have morphological and genetic diversity and are crucial genetic resources for wheat breeding. However, evaluations of genome differentiation based on genome- wide nucleotide variations are still limited, especially in the three genomes of the genus Aegilops: Ae.. (MM genome), and Ae.
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Beet crop types are important lineages which exhibit both genetic and phenotypic divergence. It would appear selection for end use qualities and genetic drift were major factor in the observed differentiation be- tween lineages and explains the apportionment of genetic variation between crop types at distinct chromosome loca- tions.
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Gonad tissue was pooled based on sex and stage of sex differentiation, eight gonads of the same genetic sex were mixed in a li- brary, and a total of 12 libraries from the MB, FB, MA, and FA groups were sequenced. The funders had no role in study design, data collection and ana- lysis, decision to publish, or preparation of the manuscript.. The datasets generated and analysed during the current study are available in the NCBI Sequence Read Archive database (https://www.ncbi.nlm.nih.gov/.
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In: The Recent Topics in Genetic Polymorphisms. Taxonomy and genetic diversity of domesticated Capsicum species in the Andean region. Notice of the Naming and Release of ‘ NuMex Big Jim. NuMex Centennial ’ and ’ NuMex Twilight ’ Ornamental Chiles. NuMex suave red ’ and ‘ NuMex suave orange ’ mild Capsicum chinense cultivars. genodive version 3.0: Easy-to ‐ use software for the analysis of genetic data of diploids and polyploids.
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SERPINE1 has been reported to be related to adipocyte differentiation, and inhibition of the SERPINE1 in 3T3-L1 adipocytes can increase the ex- pression of PPARγ, promote adipocyte differentiation, and decrease insulin resistance [52, 53]. And the role of CSRP3 and SRSF10 were shown in above discussion.
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Previous studies reported that the Chinese giant sala- mander has a huge genome (about 50 Gb) which was a big challenge to assemble [12], and to this direction the construction of a genetic linkage map will be a valuable tool. we also charac- terized sex related gene in the sex differentiation [34, 35].