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Comparison of meiotic transcriptomes of three maize inbreds with different origins reveals differences in cell cycle and recombination
BackgroundCellular events during meiosis can differ between inbred lines in maize. Substantial differences in the average numbers of chiasmata and...
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Is partial desynapsis in cauliflower (Brassica oleracea L. var. botrytis) pollen mother cells linked to aneuploidy in the crop?
Trisomic cauliflower plants ( Brassica oleracea L. var. botrytis ) display abnormal curd phenotypes that seriously decrease commercial value of the...
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Genetic System in Lathyrus aphaca L.
Plants of L. aphaca belonging to ten wild populations of JK UT and its adjoining areas (India) were subjected to studies on their genetic system....
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Future cultivation of cotton for industrial use: landscape cytogenetics and species distribution modeling
Two cultivated tetraploid cotton species, Gossypium hirsutum L. (AD1) and G. barbadense L. (AD2), are economically important plant species. The...
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Meiosis through three centuries
Meiosis is the specialized cellular program that underlies gamete formation for sexual reproduction. It is therefore not only interesting but also a...
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How to Perform an Accurate Analysis of Metaphase I Chromosome Configurations in Autopolyploids of Arabidopsis thaliana
During meiosis, accurate segregation of chromosomes requires the formation of bivalents at metaphase I. In autopolyploids, there are more than two...
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Chromosome stability of synthetic Triticum turgidum–Aegilops umbellulata hybrids
BackgroundUnreduced gamete formation during meiosis plays a critical role in natural polyploidization. However, the unreduced gamete formation...
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Molecular mechanisms and regulation of recombination frequency and distribution in plants
Key messageRecent developments in understanding the distribution and distinctive features of recombination hotspots are reviewed and approaches are...
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F1 distant hybrids between two edible lilies (Lilium brownii var. viridulum and L. davidii var. unicolor) produce more n than 2n functional eggs with more recombinant chromosomes
Lilium brownii var. viridulum ( BB ) and L. davidii var. unicolor ( A d A d ) are grown for edible in China, but their breeding lags far more than other...
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Female meiosis in plants, and differential recombination in the two sexes: a perspective
Studying female meiosis in plants have eluded the plant cytogeneticists owing to the technical challenges faced while handling and ensuring an intact...
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Epigenetic regulation during meiosis and crossover
Meiosis is a distinctive type of cell division that reorganizes genetic material between generations. The initial stages of meiosis consist of...
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Botanical Features of Periwinkle, Catharanthus roseus
Periwinkle is the common name of Catharanthus. The scientific name of Madagascar Periwinkle and tiny periwinkle is Catharanthus roseus L. G. Don and...
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Genomic Gigantism is not Associated with Reduced Selection Efficiency in Neotropical Salamanders
Genome size variation in eukaryotes has myriad effects on organismal biology from the genomic to whole-organism level. Large genome size may be...
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Secale L.
The taxonomy of the three species of the genus Secale is discussed followed by a description of their morphology, and account of their distribution,...
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Male and female meiosis evince differential patterns in chiasma formation: a case study of ornamental plant, Delphinium ajacis L.
Chromosomal behaviour during megasporogenesis and microsporogenesis has been studied in ornamental Delphinium ajacis L. Meiosis in female sex cell...
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Bringing to light the preponderance and origin of spontaneous triploid cytotypes in medicinal Tinospora cordifolia: implications for genetic improvement
Tinospora cordifolia ( Giloy), with immense therapeutic properties has been used as a powerful rasayana and immunomodulator in alternative systems of...
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Revealing the abnormal meiosis and the variation of the functional female gametes of aneuploid lily (Lilium) using genomic in situ hybridization (GISH)
Aneuploid lilies ( Lilium ) could be obtained from the
LAA/LAAA × AA/AAAA hybridization; however, the characteristics of their meiosis and fertility...
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Orphan Genera of the Subtribe Triticineae Simmonds
The chapter deals with the genera of the subtribe Triticineae that received a reduced amount of attention in the scientific literature. Herein are...
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Diter von Wettstein and The Meiotic Program of Pairing and Recombination
Recombination and pairing are prominent features of meiosis where they play an important role in increasing genetic diversity. In most organisms...
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Mitotic Antipairing of Homologous Chromosomes
Chromosome organization is highly dynamic and plays an essential role during cell function. It was recently found that pairs of the homologous...