Ae. speltoides

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August undefined, 2024

WebNational Center for Biotechnology Information WebFeb 26, 2024 · The genotypes of Ae. speltoides were kindly provided by Seed and Plant Improvement Institute (SPII), Karaj, Iran. Wheat cultivated genotypes and other wild accessions were also donated by the Center of Excellence in Cereal Molecular Breeding, University of Tabriz, Tabriz, Iran.

Frontiers Introgression of the Aegilops speltoides Su1-Ph1 …

WebMay 28, 2024 · Bread wheat (AABBDD) originated from the diploid progenitor Triticum urartu (AA), a relative of Aegilops speltoides (BB), and Ae. tauschii (DD). The DREB1 transcriptional factor plays key regulatory role in low-temperature tolerance. The modern breeding strategies resulted in serious decrease of the agricultural biodiversity, which led … WebAegilops speltoides ( syn. Sitopsis speltoides ( Tausch) Á.Löve) is an edible plant in the family Poaceae native to Southeastern Europe and Western Asia, which is often used … hdz builders chappell hill tx

Genome sequences of Aegilops species of section Sitopsis

WebAegilops speltoides Tausch (2n = 2x = 14, SS) is considered as the closest living relative of the B and G genomes of polyploid wheats. A complete set of Triticum aestivum L. cv Chinese Spring-Ae. speltoides whole chromosomes and seven telosomic addition lines was established. A low pairing accession was selected for the isolation of the chromosome … WebJul 6, 2024 · We also provide evidence that Ae. speltoides is neither the direct progenitor of the G-subgenome of tetraploid wheat Triticum timopheevii . The high-quality Sitopsis genomes provide novel avenues to identify new important genes for wheat breeding. The authors have declared no competing interest. WebSep 7, 2024 · The three Ae. speltoides sequences were aligned and the genetic diversity quantification is summarized in Table 3. 3210 sites were analysed and 20 out of 30 identified polymorphisms were located in exon 4, with an overall nucleotide diversity of Pi = 0.006. hdz builders miami

Structural characterization of the DRF1 gene of Aegilops speltoides …

Genome sequences of five Sitopsis species of - ScienceDirect

WebPowdery mildew caused by Blumeria graminis f. sp. tritici is a devastating disease that reduces wheat yield and quality worldwide. The exploration and utilization of new resistance genes from wild wheat relatives is the most effective strategy against this disease. Psathyrostachys huashanica Keng f. ex P. C. Kuo (2n = 2x = 14, NsNs) is an important … WebJun 11, 2002 · Ae. speltoides is a member of the sitopsis section which includes also Ae. searsi, Ae. bicornis, Ae. sharonensis, and Ae. longissima. Ae. speltoides was suggested to be the closest living relative of diploid species that contributed the B and G genome to polyploid wheats. hdz contracting llcWebPreliminary results of gene introgression from wild diploidprogenitors, Triticum urartu, T. baeoticum, Aegilops speltoides and Ae. tauschii and tetraploid T. dicoccoides are described. Crosseswith wild diploid Triticum spp. yielded high … hdz corporation

"WebJun 2, 2024 · Ae. speltoides carries up to eight B chromosomes, each representing around 10% of the standard genome. Our current analysis of the origin and composition of the Ae. speltoides B chromosome ... " - Ae. speltoides

Ae. speltoides

Frontiers Introgression of the Aegilops speltoides Su1-Ph1 …

WebThe transmission of the other six linkage groups of Ae. speltoides was also observed in the female gametes, and although linkage group 5 showed a potentially elevated rate of … WebMar 7, 2024 · Ae. speltoides is clustered with the polyploid wheat B subgenome (B lineage), and the remaining four Sitopsis species are grouped with the common wheat D subgenome (D lineage) and its diploid donor, Ae. tauschii (D lineage) ( Figure 2 A and Supplemental Figure 3 ). Download : Download high-res image (1MB) Download : …

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WebBy contrast, the Ae. speltoides genome is more closely related to the B subgenome. Haplotype block analysis supported the idea that Ae. speltoides genome is closest to … WebEighteen Ae. speltoides accessions (2n = 2× = 14) were obtained from the Australian Winter Cereal Collec-tion (AWCC), Tamworth, NSW, Australia to examine the level of genetic polymorphism in this species using mark-ers linked to 2S#1 rust resistance genes. Isolation of homoeologous recombinants Molecular analysis of wheat–Ae. speltoides ...

WebSince T. turgidum is older than T. timopheevii, the B genome has diverged more from the S genome of Ae. speltoides than the G genome. The G genome is virtually identical to the S genome at the molecular level but it differs from it, as well as from the B genome, by major structural chromosome rearrangements. Webthe S genome of Ae. speltoides (2n = 14) to that of the A, B and D genomes co-resident in the hexaploid wheat species (Triticum aestivum, AABBDD, 2n = 42). Results: Four BAC clones, spanning the SPA locus of respectively the A, B, D and S genomes, were isolated and sequenced. Orthologous genomic regions were identified as delimited by shared ...

WebAegilops speltoides, for example, is known to suppress the activity of Ph1 in its hybrids with wheat. The high pairing-inducing strains of Ae. speltoides have been used to transfer its genetic material into wheat, facilitating the incorporation of stripe rust resistance. Abby J. Cuttriss, ... Barry J. Pogson, in Advances in Botanical Research, 2011 C … WebJun 7, 2024 · Alien chromosome segment from Aegilops speltoides and Dasypyrum villosum increases drought tolerance in wheat via profuse and deep root system M. Djanaguiraman, P. V. V. Prasad, J. Kumari, S. K. Sehgal, B. Friebe, I. Djalovic, Y. Chen, K. H. M. Siddique & B. S. Gill BMC Plant Biology 19, Article number: 242 ( 2024 ) Cite this …

WebThe use of Aegilops speltoides Tausch cytoplasm in fertility restorer line breeding was evaluated by comparing the male fertility restoration and agronomic performance of segregating population pairs in Ae. speltoides and Triticum timopheevi Zhuk. cytoplasms. Each of 15 restorer/restorer (R/R), eight restorer/cultivar (R/B), and two male …

WebSep 23, 2005 · The predicted genome coverage of the Ae. speltoides and Ae. tauschii BAC libraries was slightly lower than suggested by empirical data (Table 2), which could be a … golder ranch fire district station 380WebFeb 12, 2024 · Key results: Recombination in the gametes of the F1 hybrids was at a level where it was possible to generate a genetic linkage map of Ae. speltoides. This was … hdz elearningWebFeb 26, 2014 · Aegilops speltoides Tausch (syn. Triticum speltoides (Tausch) Gren.) is an annual diploid species (2n = 2x = 14, genome type: S) which belongs to section Sitopsis (Triticeae, Poaceae). This species is mainly distributed in the Fertile Crescent and also occurs in south-eastern part of the Balkan peninsula [7]. hdz auto body shop \\u0026 detailing incWebJun 2, 2024 · Supernumerary B chromosomes of Ae. speltoides undergoing process elimination. B chromosomes were labelled in yellow, centromeres in purple and tubulin in green. Credit: Dr. Alevtina Ruban/ IPK... hd zavodila but everyone sings itWebFeb 20, 2014 · Ae. speltoides serves as a source of biotic stress tolerance genes, which have already been transferred to wheat ( Lr28, Lr35, Lr36, Lr47, Lr51, Sr32, Sr39, Pm12, Pm32, Gb5) (see Kilian et al. 2011 ). golder ranch fire district fire chiefWebJan 8, 2024 · For Ae. speltoides and the two other Aegilops species, we used a similarity cut-off value of 95% and identified 58 blocks with Ae. sharonensis and 53 blocks with Ae. longissima with an overall good … golder ranch fire district chiefWebAegilops speltoides Tausch (2n = 2x = 14, SS) is considered as the closest living relative of the B and G genomes of polyploid wheats. A complete set of Triticum aestivum L. cv … hd zenith flscacbk60