Next Generation Sequencing And Whole Genome Selection In Aquaculture Pdf


By Amelie H.
In and pdf
14.04.2021 at 18:06
8 min read
next generation sequencing and whole genome selection in aquaculture pdf

File Name: next generation sequencing and whole genome selection in aquaculture .zip
Size: 2148Kb
Published: 14.04.2021

Received: 16 March Accepted: 4 November

This study aimed at investigating growth-related, EST-derived microsatellite markers in Nile tilapia O. The link between alleles and genotypes of these makers was particularly examined, as well as the growth performances of the samples of offspring produced from the broodstocks of 5 different fishery stations in Thailand. A total of 25 families of offspring were reared to observe the growth performance for a period of 83 days.

Advances of genotyping-by-sequencing in fisheries and aquaculture

Within aquaculture industries, selection based on genomic information genomic selection has the profound potential to change genetic improvement programs and production systems. Genomic selection exploits the use of realized genomic relationships among individuals and information from genome-wide markers in close linkage disequilibrium with genes of biological and economic importance. We discuss the technical advances, practical requirements, and commercial applications that have made genomic selection feasible in a range of aquaculture industries, with a particular focus on molluscs pearl oysters, Pinctada maxima and marine shrimp Litopenaeus vannamei and Penaeus monodon. The use of low-cost genome sequencing has enabled cost-effective genotyping on a large scale and is of particular value for species without a reference genome or access to commercial genotyping arrays. We highlight the pitfalls and offer the solutions to the genotyping by sequencing approach and the building of appropriate genetic resources to undertake genomic selection from first-hand experience.

Within aquaculture industries, selection based on genomic information genomic selection has the profound potential to change genetic improvement programs and production systems. Genomic selection exploits the use of realized genomic relationships among individuals and information from genome-wide markers in close linkage disequilibrium with genes of biological and economic importance. We discuss the technical advances, practical requirements, and commercial applications that have made genomic selection feasible in a range of aquaculture industries, with a particular focus on molluscs pearl oysters, Pinctada maxima and marine shrimp Litopenaeus vannamei and Penaeus monodon. The use of low-cost genome sequencing has enabled cost-effective genotyping on a large scale and is of particular value for species without a reference genome or access to commercial genotyping arrays. We highlight the pitfalls and offer the solutions to the genotyping by sequencing approach and the building of appropriate genetic resources to undertake genomic selection from first-hand experience. We describe the potential to capture large-scale commercial phenotypes based on image analysis and artificial intelligence through machine learning, as inputs for calculation of genomic breeding values. The application of genomic selection over traditional aquatic breeding programs offers significant advantages through being able to accurately predict complex polygenic traits including disease resistance; increasing rates of genetic gain; minimizing inbreeding; and negating potential limiting effects of genotype by environment interactions.

Current Advances in Functional Genomics in Aquaculture

Search this site. Acting Shakespeare PDF. Adolescent Parenthood PDF. Aeroplanes PDF. Alcoholics Ambiguous PDF. Amped PDF. Amperometric Titrations PDF.

The use of genotyping has enabled the characterization and mapping of genes and the study of stock identification, population genetics, evolution, ecological speciation, and invasion, as well as genomic evaluation, sex control and sex determination, nutrition, biomarkers for disease, and quantitative trait loci mapping for marker-assisted selection in fisheries and aquaculture. High-throughput variant discovery has been made possible in multiple species by the recent advent of next-generation DNA sequencing technologies. New genotyping methods that are high-throughput, accurate, and inexpensive are urgently needed for gaining full access to the abundant genetic variation of organisms. This approach is known as genotyping-by-sequencing GBS , which holds great promise as a research tool because of its ability to allow simultaneous marker discovery and genotyping at low cost and with a simple molecular biology workflow for fisheries and aquaculture studies. This review summarizes the genotyping methodologies, recent advances in next-generation DNA sequencing technologies to achieve GBS, and the promises this approach holds as a genome-wide genotyping application in fisheries and aquaculture. This is a preview of subscription content, access via your institution.


Special Features: Unique linking of SNP technologies, next generation sequencing technologies, and whole genome selection in the context of aquaculture.


Mason St. Advancing the production efficiency and profitability of aquaculture is dependent upon the ability to utilize a diverse array of genetic resources. The ultimate goals of aquaculture genomics, genetics and breeding research are to enhance aquaculture production efficiency, sustainability, product quality, and profitability in support of the commercial sector and for the benefit of consumers. In order to achieve these goals, it is important to understand the genomic structure and organization of aquaculture species, and their genomic and phenomic variations, as well as the genetic basis of traits and their interrelationships. In addition, it is also important to understand the mechanisms of regulation and evolutionary conservation at the levels of genome, transcriptome, proteome, epigenome, and systems biology.

Gene expression studies in aquaculture have slowly evolved from the traditional reductionist approach of single gene sequencing to high throughput sequencing HTS techniques able to sequence entire genomes of living organisms. The upcoming of HTS techniques has led to emergence of metagenomics, nutrigenomics, epigenetics and other omics technologies in aquaculture in the last decade. Metagenomics analyses have accelerated the speed at which emerging pathogens are being discovered, thereby contributing to the design of timely disease control strategies in aquaculture.

 Может быть, и нет, - сказала Сьюзан.  - Во множестве шифров применяются группы из четырех знаков. Возможно, это и есть ключ.

 - Она окинула Бринкерхоффа оценивающим взглядом.  - У тебя есть ключ от кабинета Фонтейна. - Конечно. Я же его личный помощник. - Дай мне .

 Разумеется, не можете. Его же не существует. - Коммандер, я должна… - попробовала вставить слово Сьюзан. И снова Стратмор нетерпеливым взмахом руки заставил ее замолчать. Сьюзан в испуге взглянула на Хейла. Он стоял с безучастным видом, словно происходящее его никак не касалось. И это понятно, - подумала .

 - Скажем, принести пару таблеток валиума. Наконец канадец опомнился. - Из консульства? - Его тон заметно смягчился. Беккер кивнул. - Так, значит, вы не по поводу моей колонки.

Беккер изобразил крайнюю степень негодования. - Вы хотите дать взятку представителю закона? - зарычал. - Нет, конечно. Я просто подумал… - Толстяк быстро убрал бумажник.

При этом дерево иногда приходится потрясти, чтобы собрать подгнившие плоды. И я уверена, что большинство наших граждан готовы поступиться некоторыми правами, но знать, что негодяи не разгуливают на свободе. Хейл промолчал.

2 Comments

Clinio T.
16.04.2021 at 12:13 - Reply

Genomic Selection for Aquaculture: Principles and Procedures (Pages: ) · Summary · PDF · References · Request permissions.

Prudens R.
24.04.2021 at 01:48 - Reply

Eukaryotic genome sequencing and de novo assembly, once the exclusive domain of well-funded international consortia, have become increasingly affordable, thus fitting the budgets of individual research groups.

Leave a Reply