marker based estimates of genetic diversity

... concept of genetic diversityGenetic diversity is all the different genetic makeup of individual plants, animals,fungi and microorganisms There is genetic variety both within and between species.Genetic ... there is a lack of research on the genetic diversity of tea trees utilizing ISSR markers A study conducted by Tran Thi Ngoc Tram and colleagues evaluated the genetic diversity of 49 Melaleuca ... molecular markers is essential for improving the precision of genetic diversity evaluations in these species.Modern techniques have significantly improved the assessment of plant genetic diversity,

Ngày tải lên: 11/12/2024, 12:19

... members of Department of Animal Breeding and Genetics, Institute of Agricultural Sciences for Southern Vietnam and the recent Institute of Animal Sciences of Southern Vietnam, Ministry of Agriculture ... origins of chickens: Out of the Asian jungles Mol Phylogenet Evol 38: 12–19 Loywyck, V 2007 Analysis of the within-population genetic diversity and the effective size based on different kinds of information ... Loss or gain of genetic diversity, contributions to allelic richness and aggregate diversity for each of the eight Taiwan conserved chicken breeds 95 Table 17 Genetic diversity

Ngày tải lên: 20/05/2016, 21:05

... volume of 10 μl containing 1.0 µl of ng template DNA, 1.0 µl of 1x PCR buffer (10 mMTris pH 9.0, 50 mMKCl, 1.5 mM MgCl2), 0.2 µl of 25 mM MgCl2, 0.6 µl of 200 mM of each of the four dNTPs, 1.0 µl of ... Chrysanthemums with the application of RAPD markers was carried out by Wolff and Peters-Van Rijn (1993).Considering the potentials of the DNA marker based genetic diversity analysis, the present ... kinds of markers could able to distinguish all the genotypes Based on RAPD, ISSR and combination of RAPD and ISSR markers, dendrograms were constructed according to Jaccard’s Coefficient of similarity

Ngày tải lên: 02/07/2020, 23:40

... scoring of bands as dominant markers, which may affect genetic diversity estimates based on diallelic characters (Wolfe and Liston, 1998).ISSR markers have been widely employed for the genetic ... identification of clones and strains Additionally, ISSR markers have been instrumental in taxonomic investigations of closely related species.ISSR markers are preferred for genetic diversity analyses ... reproducibility of ISSR amplification products can vary between 86% and 94% (Moreno et al., 1998).ISSR markers combine the specificity of microsatellite markers with the advantage of not requiring

Ngày tải lên: 11/12/2024, 12:26

... powerful tool for estimating genetic diversity among different genotypes for hybridization programme The assessment of genetic diversity helps in reducing the number of breeding lines from the ... heterosis or to generate productive recombinants The choice of parents is of paramount importance in breeding programme So, the knowledge of genetic diversity and relatedness in the germplasm is a prerequisite ... 16,12, 1 respectively The assessment of genetic diversity helps in reducing the number of breeding lines from the large germplasm K e y w o r d s Divergence, Genetic variability, Common bean

Ngày tải lên: 13/01/2020, 23:34

... in assessing the genetic diversity of the species exists in natural forests, sacred groves and coffee plantations Hence the study was undertaken to know the extent of genetic diversity in the ... K is the mean number of loci, V variation in number of loci/allele, N Number of Loci/bands The level of within population genetic diversity was assed using the percentage of polymorphic loci (threshold ... and high genetic diversity of M affinis also points to the role of shade coffee farms as potential foci of native forest regeneration The results also strongly confirm with findings of Gafar

Ngày tải lên: 11/03/2020, 11:49

... content of a marker i, Trang 5Pij is the frequency of the jth pattern for marker i, and The summation extends over n patterns Genetic similarity coefficient Based on the 0 /1 matrix of allele ... generations of four G hirsutum crosses Twenty eight ISSR primers were used to generate DNA profile of parental genotypes and their F1s with a view to study polymorphism/ genetic diversity Out of twenty ... evaluation based upon the molecular markers can provide the valuable insight into the genetic structure of a plant population, which helps in the development of new and improved varieties of the

Ngày tải lên: 15/05/2020, 11:40

... Table.2 Summary of SSR amplified products S No Specification Total no of primers tested No of polymorphic primers No of monomorphic primers Total no of alleles amplified Size range of amplified ... cultivars including discovery and exploitation of new genes and alleles, improved breeding efficiency, marker assisted selection and genetic modification Genetic diversity for heat tolerance in wheat ... coefficient of 1.0 The results were in agreement with the results of Ali et al., (2012), Pinto et al., (2010) and Sadat et al., (2013) who used SSR markers for assessing the genetic diversity for

Ngày tải lên: 15/05/2020, 12:18

... the genetic diversity using molecular markers The seventy-five alleles were identified with a mean of 2.34 alleles per locus using 32 SSR markers Majority of SSR markers showed a high level of ... aim of the present study was done to utilize SSR markers in order to assess the genetic diversity of twenty Indian wheat genotypes This study was conducted to understand the genetic diversity of ... (Nasab et al., 2013) The use of molecular markers for the evaluation of genetic diversity is receiving much attention as they allow calculation of genetic distance based on allele frequencies

Ngày tải lên: 15/05/2020, 13:24

... neighbouring SNPs merged into haplotypes of length 2 – 5 SNPs. a Genetic diversity (H E ) b) Genetic diversity relative to the diversity of S cereale Table 3 Analysis of molecular variance (AMOVA) for ... preserving a vast diversity of agronomically rele-vant genes and traits The distribution of genetic diversity in different taxa of rye has been examined by various molecular marker systems Persson ... To compare the effects of analysing genetic diversity based on multiple samples of the same accessions with that based on pooled samples we carried out in silico pooling of our accessions In the

Ngày tải lên: 22/05/2020, 03:51

... part of genetic diversity of an accession, when, like in our study, dominant markers are used for genotyping Nevertheless DArT markers performed well in providing the picture of genetic diversity ... RAPD markers [6,58], AFLP markers [17], SSR markers [5], in analyses of organellar genome diversity [18] and in a preliminary small scale study on utility of DArT markers for assessment of genetic ... the two types of marker data were highly congruent A comparison of SSR and DArT markers in assessing genetic diversity of 436 heterozygous cassava accessions also revealed that both markers systems

Ngày tải lên: 27/05/2020, 00:50

... present study, RAPD markers were employed to study the genetic diversity, a RAPD profile of 64 rice bean genotypes generated 83 bands, of which 47 were polymorphic (56.62% of polymorphism) with ... markers offer plant breeders a set of genetic tools that is abundant, non-deleterious and reliable Molecular marker system has been successfully used to construct genetic maps, assess genetic diversity ... Holds Promise to identify Different Genotypes of Rice for use in Breeding Programs of Diverse Genetic Stocks of Rice (Oryza sativa L.) Based on Genetic Diversity Vegetos 29(Special): 69-77 Chaterjee,

Ngày tải lên: 27/09/2020, 13:30

... form of the effect of each predictor based on the cross-validated logarithmic score [30,31] We considered linear and categorical functional forms of effects The categorical functional form of the ... commitment to escalate the control of NTDs [14–17], knowledge of the spatial distribution of STH infections is a necessary prerequisite for the implementation of control and elimination measures, ... nationwide map of the spatial distribution of STH using available survey data can help in advocacy, resource sourcing for funds, and implementation of control/elimination activities The purpose of the

Ngày tải lên: 02/11/2022, 08:48

... northwestern part of aspen’s distribution, from Saskatchewan to Alaska Twelve microsatellite markers were used to describe patterns of genetic diversity The genetic structure of trembling aspen ... purpose of this study was to ascertain whether the origins of trembling aspen in western North America are reflected in the patterns of neutral genetic diversity and population structure A total of ... contractions that have affected their genetic structure and diversity [1–3] In their re-view, Excoffier et al [2] reported that the effects of these range expansions on genetic diversity could differ mark-edly

Ngày tải lên: 04/12/2022, 10:30

... Sons Ltd Genetic Diversity of Polysiphonia morrowii A Geoffroy et al Table Hierarchical analysis of molecular variance for each marker in pairwise comparisons of regions Marker Source of variation ... use of chloroplastic and mitochondrial marker genes has increased in the past decade for the assessment of inter- and intraspecific genetic diversity (Sherwood et al 5641 Genetic Diversity of ... divergences estimated by haplotype diversity (H) and nucleotide diversity (p) for the chloroplastic and the mitochondrial markers are given in Table The estimates of genetic diversity (H) were similar

Ngày tải lên: 04/12/2022, 16:02

... the genetic diversity within this material which represents an almost exhaustive collection of the species, using allozyme markers which have proved to be accurate in several genetic and phylogenetic ... effects of altitude and local topography can also account for the similarity of genetic parameters in the small-sized population of La Verna and A nebrodensis The case of the wider population of Gariglione ... Bergmann F., Analysis of isozyme genetic profiles observed in forest tree populations, in: Baradat Ph., Adams W T., M ller-Starck G (Eds.), Population Genetics and Genetic Conservation of Forest Trees,...

Ngày tải lên: 08/08/2014, 14:21

... dairy cows The number of estimates has to be pointed out, being half the corresponding number of estimates for fat yield (table 6), because of the lack of systematic recording of protein content ... individual test-day yields of Swedish dairy cows II Estimates of genetic and phenotypic parameters Acta Agric Scand., 32, 83-92 ASSAT D P., MASON J.L., 1954 Heritability of milk yield of sheep Caryologia, ... Estimation of genetic OBERTSON closed herd of dairy cattle J Genetics, 50, 1-7 OBERTSON R A., 1977 The effect of selection Ziichtungsbiol., 94, 131-135 on gain in milk the estimation of yield by...

Ngày tải lên: 09/08/2014, 22:22

... E, Duarte CM: Spectrum of genetic diversity and networks of clonal organisms J R Soc Interface 2007, 4:1093-1102 13 Excoffier L: Patterns of DNA sequence diversity and genetic structure after ... depends on how the measure of genetic diversity is defined For the purposes of illustration we now describe how this may be done for two common measures of genetic diversity, which we shall also ... framework that allows a combination of phylogenetic diversity and genetic diversity in reserve selection One approach that might be worth exploring is using genetic diversity to allocate survival...

Ngày tải lên: 12/08/2014, 17:20

... 1001 The total genetic values for the animals of generation 1002 were predicted (GW-EBV) from their marker genotypes and the estimates of the marker effects The accuracy of these estimates was ... http://www.gsejournal.org/content/41/1/2 estimates of marker effects, where the GW-EBV of animals are calculated without updating the estimates of marker effects, because of computational constraints In ... Figure The expectation of the genetic value given the summary statistic of the data Y, E(g|Y) as a function of Y The expectation of the genetic value given the summary statistic of the data Y, E(g|Y)...

Ngày tải lên: 14/08/2014, 13:21

... predictor for genetic diversity when using marker maps with a lower marker density Discussion The aim of this paper was to compare two different estimates of genetic diversity of a region lying ... on marker interval i, Nij is the number of haplotypes of type j on marker interval i, and Ni is the total number of haplotypes in the population on marker interval i Genetic diversity per marker ... Definition of marker interval, ungenotyped marker (Mun), and adjacent markers (M1, M2, ) used for the genetic diversity estimation The ungenotyped marker is placed in the middle of the marker interval;...

Ngày tải lên: 14/08/2014, 13:21