(PDF) Meiotic Recombination: Mixing It Up in Plants

2018-4-30 · Mixing It Up in Plants. Yingxiang Wang 1 and Gregory P. Copenhaver 2,3. ... In plants, meiotic recombination facilitates the pairing of homologous chromo-somes, and the disruption of recombination ...

Meiotic Recombination: Mixing It Up in Plants | Article ...

Article "Meiotic Recombination: Mixing It Up in Plants" Detailed information of the J-GLOBAL is a service based on the concept of Linking, Expanding, and Sparking, linking science and technology information which hitherto stood alone to support the generation of ...

Meiotic Recombination in Plants | Bentham Science

2021-1-13 · Title: Meiotic Recombination in Plants VOLUME: 3 ISSUE: 6 Author(s):L. K. Anderson and S. M. Stack Affiliation:Department of Biology, Colorado State University, Fort Collins, CO 80523 USA Abstract: Many of the proteins involved in meiotic recombination are conserved among eukaryotes, and here we discuss those recombination proteins that have been …

Unleashing meiotic crossovers in crops | Nature Plants

2018-11-26 · The genes FANCM, RECQ4 and FIGL1 affect meiotic recombination in Arabidopsis. By examining the effects of their orthologues on recombination in three crop species, the authors find that mutating ...

Meiotic Recombination: Mixing It Up in Plants. Annu Rev Plant Biol. 2018 Feb 28. doi: 10.1146 2. Su H#, Chen ZH#, Huang JY, Lin J, Copenhaver GP, Ma H, Wang YX*. Arabidopsis RAD51, RAD51C and XRCC3 proteins form a complex and facilitate RAD51 ...

Understanding and Manipulating Meiotic Recombination …

Christophe Lambing, F. Chris H. Franklin, Chung-Ju Rachel Wang, Understanding and Manipulating Meiotic Recombination in Plants, Plant Physiology, Volume 173, Issue 3, March 2017, ... They observed increases of up to 4.1-fold of the recombination rate in the 9C hybrid (AA plus nine additional C chromosomes). ...

Meiotic recombination and genome evolution in plants

2016-4-1 · Introduction. Meiotic recombination impacts the evolution of organisms by generating a new genetic diversity through the shuffling of alleles via crossover or gene conversion. Crossover followed by chromosome segregation also enables the removal of deleterious mutations. Promoting genetic novelty together with the reduction of the mutation load ...

Biology | Free Full-Text | Manipulation of Meiotic …

Reciprocal (cross-overs = COs) and non-reciprocal (gene conversion) DNA exchanges between the parental chromosomes (the homologs) during meiotic recombination are, together with mutation, the drivers for the evolution and adaptation of species. In plant breeding, recombination combines alleles from genetically diverse accessions to generate new haplotypes on which …

Polyploidization increases meiotic recombination …

2011-4-21 · The Meiotic Recombination Frequency (MRF) assay. (A) Crossing scheme: At - Arabidopsis thaliana, Aa - Arabidopsis arenosa, As - Arabidopsis suecica.G = Green Fluorescent Protein (GFP) and R = Red Fluorescent Protein (RFP) are transgenic markers on the upper arm of chromosome 3 in the Arabidopsis thaliana genome. MRF assay in diploid (grey), …

Meiotic recombination and its implications for plant …

governing meiotic recombination, we will be able to control meiotic recombination, and manage it for breeding purposes. I will therefore raise questions of how plants generate variation during meiosis, determine what patterns underlie this variation and to what extent this can help improving the management of variation for plant breeding.

Unleashing meiotic crossovers in hybrid plants | PNAS

2018-3-6 · In eukaryotes, meiotic recombination shuffles genetic information at each generation, making each offspring unique. In addition to its key role in heredity and evolution, this gene reshuffling is central in plant and animal breeding, which relies on the ability to combine desired alleles. However, the number of recombination events by generation is low, limiting the power …

Unravelling mechanisms that govern meiotic crossover …

2022-7-28 · In Arabidopsis, meiotic recombination is initiated by the formation of multiple programmed DNA double-strand breaks (DSBs) catalysed by the SPO11-1 [] and SPO11-2 [] heterodimer together with break-complex partners proteins MTOPVIB [], PRD1-3 [15,16] and DFO [] Arabidopsis, DSBs are more likely to form at gene promoters and terminators where the …

Meiotic Recombination: Mixing It Up in Plants,Annual …

2018-4-29 · Meiotic Recombination: Mixing It Up in Annual Review of Plant Biology ( IF 26.379) Pub Date : 2018-04-29, DOI: 10.1146/annurev-arplant-042817-040431 Yingxiang Wang, Gregory P. Copenhaver Meiosis halves diploid chromosome numbers to haploid levels that are essential for sexual reproduction in most eukaryotes.

Meiotic Recombination: Mixing It Up in Plants

Meiotic Recombination: Mixing It Up in Plants. 0. :. 30. :. Wang, Yingxiang, Copenhaver, P Gregory. :. Meiosis halves diploid chromosome numbers to haplo. …

(2021): ...

2021-12-3 · Meiotic Recombination: Mixing It Up in Plants. Annual Review Plant Biology. 2018, 69: 577-609. Su H#, Chen ZH#, Huang JY, Lin J, Copenhaver GP, Ma H, Wang YX *. Arabidopsis RAD51, RAD51C and XRCC3 proteins form a complex and facilitate RAD51 ...

PRIME PubMed | Meiotic Recombination: Mixing It Up in …

Meiosis halves diploid chromosome numbers to haploid levels that are essential for sexual reproduction in most eukaryotes. Meiotic recombination ensures the formation of bivalents between homologous chromosomes (homologs) and their subsequent proper segregation. It also results in genetic diversity among progeny that influences evolutionary responses to selection. …

Meiotic Recombination: Mixing It Up in Plants

PP69CH21_Copenhaver ARI 7 April 2018 9:24 Annual Review of Plant Biology Meiotic Recombination: Mixing It Up in Plants Yingxiang Wang1 and Gregory P. Copenhaver2,3 1State Key Laboratory of Genetic ...

Meiotic Recombination: Mixing It Up in Plants. | Semantic …

2018-5-2 · Meiotic recombination ensures the formation of bivalents between homologous chromosomes (homologs) and their subsequent proper segregation. It also results in genetic diversity among progeny that influences evolutionary responses to selection. Moreover, crop breeding depends upon the action of meiotic recombination to rearrange elite traits ...

Meiotic Recombination: Mixing It Up in Plants

Meiotic recombination ensures the formation of bivalents between homologous chromosomes (ho-mologs) and their subsequent proper. Meiosis halves diploid chromosome numbers to haploid levels that are essential for sexual reproduction in most eukaryotes. Meiotic recombination ensures the formation of bivalents between homologous chromosomes (ho ...

Understanding and Manipulating Meiotic Recombination …

2017-1-20 · Figure 1. Meiotic recombination. A, A meiotic cell with one pair of homologous chromosomes is illustrated (marked as red and blue); each consists of two newly replicated sister chromatids (e.g. dark and light red). Meiotic recombination starts with the formation of double-strand breaks ( DSB s; asterisks) at leptotene.

[PDF] Meiotic Recombination: Mixing It Up In Plants by · …

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Signaling-mediated meiotic recombination in plants

The extensive studies on plant meiosis have revealed the important conserved roles for meiotic proteins in homologous recombination. Recent works have focused on elucidating the mechanistic basis of how meiotic proteins regulate recombination events via protein complex formation and modifications such as phosphorylation, ubiquitination, and ...

Meiosis and Meiotic Recombination in Plants

2020-12-4 · 4. Identify genes in plants that play key roles in the process of meiotic recombination. We will use a reverse genetic approach by studying plant homologs of known recombination genes from other species. We will also take a forward genetic approach by QTL mapping genes responsible for variations in the recombination level in plants. 5.

Meiotic Recombination: Mixing It Up in Plants.

2018-2-28 · Meiotic Recombination: Mixing It Up in Plants. Yingxiang Wang State Key Laboratory of Genetic Engineering and Collaborative Innovation Center of Genetics and Development, Ministry of Education Key Laboratory of Biodiversity Sciences and Ecological Engineering, Institute of Plant Biology, School of Life Sciences, Fudan University, Shanghai ...

2021-6-27 · Meiotic Recombination: Mixing It Up in Plants. Annual Review Plant Biology. 2018, 69: 577-609 (11) Su H #, Chen ZH #, Huang JY, Lin J, Copenhaver GP, Ma H, Wang YX*. Arabidopsis RAD51, RAD51C and XRCC3 proteins form a complex and facilitate RAD51 ...

Meiotic Recombination: Mixing It Up in Plants

2018-5-2 · An understanding of the molecular mechanisms that drive meiotic recombination is important for both fundamental research and practical applications. This review emphasizes advances made during the past 5 years, primarily in Arabidopsis and rice, by summarizing newly characterized genes and proteins and examining the regulatory mechanisms that modulate …

Manipulation of Meiotic Recombination to Hasten Crop …

2022-2-25 · The manipulation of meiotic recombination has attracted a lot of academic and industry interest in the last few years . The past and ongoing efforts to decipher the function of the genes that regulate meiotic recombination between homologs and homeologs have opened avenues to enhance and redistribute meiotic recombination in plants.

Meiotic Recombination: Mixing It Up in Plants

2018-4-29 · Meiotic recombination ensures the formation of bivalents between homologous chromosomes (homologs) and their subsequent proper segregation. It also results in genetic diversity … Meiotic Recombination: Mixing It Up in Plants Annu Rev Plant Biol. 2018 Apr 29;69:577-609. doi: 10.1146/annurev-arplant-042817-040431. Epub 2018 Feb 28. Authors ...

Meiotic Recombination: Mixing It Up in Plants | Annual …

2019-10-27 · Meiotic recombination ensures the formation of bivalents between homologous chromosomes (homologs) and their subsequent proper segregation. It also results in genetic diversity among progeny that influences evolutionary responses to selection. Moreover, crop breeding depends upon the action of meiotic recombination to rearrange elite traits ...

Meiotic Recombination

Meiotic recombination occurs in the context of chromatin, therefore we investigated both genetic and epigenetic factors that affect this process. We have used mutants defective in cytosine methylation to study the effect of methylation on meiotic recombination. We showed that hypomethylation is correlated to increased rates of meiotic crossover ...

Meiotic Recombination: Mixing It Up in Plants

Meiotic Recombination: Mixing It Up in Plants

Managing meiotic recombination in plant breeding

2008-10-23 · Crossover recombination is a crucial process in plant breeding because it allows plant breeders to create novel allele combnations on chromosomes that can be used for breeding superior F1 hybrids. Gaining control over this process, in terms of increasing crossover incidence, altering crossover positions on chromosomes or silencing crossover formation, is essential for …

Frontiers | Editorial: Meiotic Recombination and DNA …

Accurate segregation of chromosomes at the first meiotic division relies upon the establishment of physical connections between homologous chromosomes, which with a few exceptions, are realised by crossover recombination. Recombination also reshuffles genetic information between homologs, and thus strongly influences genome evolution. At the molecular level, meiotic …

Signaling-mediated meiotic recombination in plants

2019-10-1 · Meiotic recombination: mixing it up in plants. Annu Rev Plant Biol, 69 (2018), pp. 577-609. CrossRef View Record in Scopus Google Scholar. 2. N. Hunter. Meiotic recombination: the essence of heredity. Cold Spring Harb Perspect Biol, 7 (2015), Article a016618. CrossRef View Record in Scopus Google Scholar. 3.

High‐throughput measuring of meiotic recombination …

2021-5-5 · Breeding exploits novel allelic combinations assured by meiotic recombination. Barley (Hordeum vulgare) single pollen nucleus genotyping enables measurement of meiotic recombination rates in gametes before fertilization without the need for segregating populations.However, so far, established methods rely on whole-genome amplification of …

Epigenetic control of meiotic recombination in plants

2015-2-4 · Meiotic recombination is a deeply conserved process within eukaryotes that has a profound effect on patterns of natural genetic variation. During meiosis homologous chromosomes pair and undergo DNA double strand breaks generated by the Spo11 endonuclease. These breaks can be repaired as crossovers that result in reciprocal exchange between …

Meiotic Recombination: Mixing It Up in Plants

Supporting: 2, Mentioning: 112 - Meiosis halves diploid chromosome numbers to haploid levels that are essential for sexual reproduction in most eukaryotes. Meiotic recombination ensures the formation of bivalents between homologous chromosomes (homologs) and their subsequent proper segregation. It also results in genetic diversity among progeny that influences …

Meiotic Recombination: Mixing It Up in Plants.

2018-2-28 · Department of Biology and the Integrative Program for Biological and Genome Sciences, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599-3280, USA; [email protected] . Author profile. Search articles by …

Frontiers | Meiosis Progression and …

2021-4-22 · Meiotic recombination is essential to sexual reproduction and the generation of genetic diversity and, thus, has a profound effect on patterns of genetic variation and is an important tool for crop breeding (Taagen et al., …