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Wyszukujesz frazę "quantitative trait locus" wg kryterium: Temat


Wyświetlanie 1-6 z 6
Tytuł:
Characterization and mapping of QTL used in breeding of Scots pine (Pinus sylvestris L.)
Autorzy:
Nowicka, A.
Ukalska, J.
Siminska, J.
Szyp-Borowska, I.
Powiązania:
https://bibliotekanauki.pl/articles/38570.pdf
Data publikacji:
2013
Wydawca:
Instytut Badawczy Leśnictwa
Tematy:
genetic mapping
quantitative trait locus
plant breeding
amplified fragment length polymorphism
Scotch pine
Pinus sylvestris
Opis:
This paper reports the construction a map based on Amplified Fragment Length Polymorphic DNA (AFLP) in Scots pine (Pinus sylvestris L.). The main purpose of map construction was its application to quantitative traits loci (QTL) mapping for breeding traits economically important in Scots pine breeding program such as tree height and diameter at breast height, number of needles and their length, width, and area. Genomic DNA of needles and haploid megagamethophytes from seeds originating from a single tree were amplified with 25 AFLP primer-enzyme combinations with three or four selective nucleotides. Sixteen of them generated easily readable patterns and revealed a polymorphism. Each analyzed marker was tested for the expected 1 : 1 segregation ratio using χ2 – test and only 6 were significant with (α ≤ 0.05). The total map size equaled 291,7 cM and all markers were distributed within one linkage group. For all traits only one QTL associated with tree height (H) was detected.
Źródło:
Folia Forestalia Polonica. Series A . Forestry; 2013, 55, 4
0071-6677
Pojawia się w:
Folia Forestalia Polonica. Series A . Forestry
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Selekcja genomowa w hodowli drzew leśnych - podstawowe założenia, problemy i perspektywy
Genomic selection in forest tree breeding - basic principles, problems and future prospects
Autorzy:
Żukowska, W.B.
Wójkiewicz, B.
Lewandowski, A.
Powiązania:
https://bibliotekanauki.pl/articles/978931.pdf
Data publikacji:
2020
Wydawca:
Polskie Towarzystwo Leśne
Tematy:
breeding value
genetic gain
genetic markers
marker−assisted selection
quantitative trait locus
single
nucleotide polymorphism
Opis:
All tree breeders cope with the same challenge of the very long time interval of a single breeding cycle. What is more, trees are long−lived, with desirable breeding traits expressing late during their life cycle. Increasing problems with climate change, globalization or economic growth have forced us to accelerate tree breeding and improve selection precision, both of which can be achieved by genomic selection (GS). The idea of GS was introduced nearly 20 years ago as an extension of marker−assisted selection (MAS) in order to advance breeding technologies using genetic markers. Unlike MAS, which exploits only a set of marker−trait associations, GS relies on a high number of genetic markers that are spread throughout the entire length of the genome. All markers effects are assessed simultaneously in order to build a precise model that allows prediction of genetic estimated breeding value of a particular individual using genetic data only. GS has already revolutionized dairy cattle breeding resulting in remarkable improvements across multiple traits and is becoming more and more common in crop production. We now know that genetic architecture of quantitative traits is complex, but recent advances in genomics have made it possible to deal with this problem in an unprecedented way. There are certain concerns regarding GS in forest tree species that include genotype−environment (G×E) interaction and the usefulness of the predictive model built up by GS in the next generation of trees. Nevertheless, experimental results obtained so far have shown that the genetic gain per unit time as well as selection precision can be substantially increased. Here we present the basic principles of GS for forest tree species, giving examples of studies carried out so far and discussing problems and future possibilities that GS may soon open up for forest tree breeders.
Źródło:
Sylwan; 2020, 164, 05; 384-391
0039-7660
Pojawia się w:
Sylwan
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Identification of novel genes potentially involved in rice (Oryza sativa L.) drought tolerance
Autorzy:
Zinati, Z.
Powiązania:
https://bibliotekanauki.pl/articles/80145.pdf
Data publikacji:
2017
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
microarray analysis
Oryza sativa
rice
drought tolerance
drought stress
transcription factor
gene encoding
quantitative trait locus
Źródło:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology; 2017, 98, 3
0860-7796
Pojawia się w:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
High-throughput phenotyping and genotyping in comparative QTL analysis of early short-time drought tolerance in Polish fodder and malting spring barleys
Autorzy:
Wojcik-Jagla, M.
Rapacz, M.
Tyrka, M.
Koscielniak, J.
Crissy, K.
Zmuda, K.
Powiązania:
https://bibliotekanauki.pl/articles/80659.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
conference
spring barley
malting barley
high throughput
phenotyping
genotyping
quantitative trait locus
drought tolerance
fodder barley
Źródło:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology; 2013, 94, 3
0860-7796
Pojawia się w:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Bovine kappa-casein [CASK] gene - molecular nature and application in dairy cattle breeding
Autorzy:
Kaminski, S
Powiązania:
https://bibliotekanauki.pl/articles/2047276.pdf
Data publikacji:
1996
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
bovine kappa-casein
quantitative trait locus
polymorphism
gene frequency
milk protein content
genotype
cattle breeding
dairy cattle
Opis:
The bovine kappa-casein (CASK) gene is considered a potential marker for quantitative trait loci (QTL) in dairy cattle. A large amount of research has been performed to explore the nature and variation of the CASK gene and its possible applications in cattle breeding. The purpose of this review is to sum up the knowledge of all known aspects of the CASK gene: molecular structure and function, polymorphism and allele freqeuncy, methods of genotyping and possibilities of the use of CASK polymorphism in dairy cattle breeding.
Źródło:
Journal of Applied Genetics; 1996, 37, 2; 179-196
1234-1983
Pojawia się w:
Journal of Applied Genetics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Natural variation in ozone induced cell death in Arabidopsis
Autorzy:
Leppala, J.
Brosche, M.
Powiązania:
https://bibliotekanauki.pl/articles/80797.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
conference
natural variation
atmospheric pollutant
ozone
reactive oxygen species
programmed cell death
molecular response
Arabidopsis thaliana
quantitative trait locus
Źródło:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology; 2013, 94, 2
0860-7796
Pojawia się w:
BioTechnologia. Journal of Biotechnology Computational Biology and Bionanotechnology
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-6 z 6

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