New inducers of maternal haploids in maize

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WebTwo haploid-inducing lines, MHI and M741H, were used for the production of maternal haploids. Haploids were obtained from all maternal genotypes involved in the … Webwww.agron.missouri.edu

New inducers of maternal haploids in maize

Web14 apr. 2024 · up new avenues for the generation of add itional features with ornamental values, such as the blue-violet-colored ﬂ owers seen in roses and carnations ( Chandler and Tanaka, 2007 ). Web11 apr. 2024 · New insights into the genetics of in vivo induction of maternal haploids, the backbone of doubled haploid technology in maize. Genetics 190, 781–793. doi: … sbs waste framework

Mutation of ZmDMP enhances haploid induction in maize

Web3.1 Induction of maternal haploids 3.1.1 In situ induction of maternal haploids In situ induction of maternal haploids can be initiated by pollination with pollen of the same species (e.g., maize), pollination with irradiated pollen, pollination with pollen of a wild relative (e.g., barley, potato) or unrelated species (e.g., wheat). Web6 mrt. 2024 · Characterization and fine-mapping of a new Asian rice selfish ... (1966) A genetic analysis of the origin of maternal haploids in maize. Genetics 54:453–464. … Web20 jan. 2024 · RESULTS. The current study was designed to test the centromere size model in maize, initially using the GFP-tailswap method. However, this approach is complicated by the fact that it requires both a mutant of native cenh3 and a functional GFP-tailswap transgene that complements the mutant. Another group had already shown some … sbs watch nine perfect strangers

New inducers of maternal haploids in maize

Plants Free Full-Text QTL Mapping for Haploid Inducibility

WebTwo inducer lines were selected as initial material: MHI, as a source of favourable plant traits and high frequency of haploid induction; and Stock 6 (Maize Genetics Cooperation … Web1 feb. 2012 · Modern maize inducers have haploid induction rates (HIR) of about 8% on average (e.g., Röber et al. 2005; Prigge et al. 2011). The genetic mechanisms underlying … sbs watch onlineWeb23 feb. 2024 · observed that 0.8% of the seeds resulting from selfed ecs1 ecs2 double mutants produced plants with short siliques and small flowers. These plants were confirmed as haploid plants by flow cytometry and chromosome spreads, raising the question of if ecs1 ecs2 double mutants could be used as haploid inducers. Self and reciprocal crosses … sbs waterfront permit

"WebTwo inducer lines have been selected as an initial material – MHI (Chalyk, 1999), as a source of favorable plant traits and the high frequency of haploid induction, and Stock 6 … " - New inducers of maternal haploids in maize

New inducers of maternal haploids in maize

Breeding Maize Maternal Haploid Inducers - PubMed

Web11 apr. 2024 · The established method for maize DH production covered in this review involves in vivo induction of maternal haploids by a male haploid inducer genotype, identification of haploids from diploids at the seed or seedling stage, chromosome doubling of haploid seedlings and finally, selfing of fertile D0 plants. Expand WebWe determined haploid induction rates (HIR) in testcrosses of a total of 1061 progenies of four segregating populations involving two temperate haploid inducers, UH400 (HIR = …

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Web1 jul. 2011 · In the most popular haploid inducer maize lines, the visual differentiation of haploid and diploid seeds is based on the marker of purple color of the embryo, which is … Web25 sep. 2024 · New inducers of maternal haploids in maize. Maize Genet Coop Newsl. 2010; 84:15. [Google Scholar] Sarkar KR, Coe EH. A genetic analysis of the origin of maternal haploids in maize. Genetics. 1966; 54:453. [Europe PMC free article] [Google Scholar] Sarkar KR, Panke S, Sachan JKS.

Web(Inducer lines), is unique to maize (Hu et al, 2016; Kelliher et al, 2024). There are two approaches for in vivo haploid induction in maize resulting in paternal or maternal haploids respectively (Rober et al, 2005; Zhang et al, 2008). In maternal haploids, the genomes originate exclusively from the seed parent plant. Haploid induction Web30 nov. 2024 · It was found that plants with loss of functional Msi2 protein due to a nucleotide polymorphism resulting in the introduction of a premature stop codon in the Msi2 protein, are able to induce haploid offspring after a cross to or with a wild type plant comprising a functional Msi2 protein.

WebThe inducers possess dominant anthocyanin marker genes allowing haploids to be identified at different stages (dry seeds, seedlings and mature plants), and their haploid … Web5 feb. 2024 · Another example is empty pericarp4 ... Geiger HH. Chromosome elimination observed in selfed progenies of maize inducer line RWS. (Maria Curie-Sklodowska University Press, Lublin. 2002). 17. ... A genetic analysis of the origin of maternal haploids in maize. Genetics. 1966; 54(2): 453–464. Epub 1966/08 pmid:17248321. View Article

Web11 apr. 2024 · Currently, two approaches are usually used to develop maize haploid inducer lines. One is through the conventional breeding improvement based on the Stock6 germplasm, and this strategy is extensively used to induce maternal haploids in commercial maize DH breeding.

Web25 mrt. 2024 · Doubled haploid (DH) technology in maize takes advantage of in vivo haploid induction (HI) triggered by pollination of donors of interest with inducer genotypes. However, the ability of different donors to be induced—inducibility (IND), varies among germplasm and the underlying molecular mechanisms are still unclear. In this study, the … sbs wayapa meditationWebThe implementation of the doubled haploid method in maize requires the use of haploid inducer lines. Generally, these haploid inducer lines have a temperate origin, which hampers the handling and development of these lines in tropical conditions. sbs watchesWeb1 jul. 2011 · The objective of this study was to determine the in vivo haploid induction ability of three temperate inducers crossed to a diverse set of tropical maize source … sbs watch nowWeb18 okt. 2024 · For efficient production of doubled haploid (DH) lines in maize, maternal haploid inducer lines with high haploid induction rate (HIR) and good adaptation to the … sbs watervilleWeb14 jul. 2024 · Several genetic marker systems were proposed and/or used for identification of in vivo maternal haploids in maize, such as R1-nj (Navajo), high oil, red root and … sbs watch tv onlineWeb30 nov. 2024 · DOI: 10.1111/pbi.13755 Corpus ID: 244825257; In vivo maternal haploid induction in tomato @article{Zhong2024InVM, title={In vivo maternal haploid induction in tomato}, author={Yu Zhong and Baojian Chen and Dong Wang and Xijian Zhu and Mengran Li and Jinzhe Zhang and Ming Chen and Min Wang and Tjitske Riksen and Jinchu Liu … sbs wbsWebIn vivo haploid induction in maize is made through intra-specific crosses with genotypes known as haploid inducers [ 5 ]. These genotypes have the intrinsic ability of generating seeds with haploid embryos in cross-pollination and can be used either as the pollen-source (male) or as the seed-parent (female) plant. sbs water systems pty ltd