ArticleChromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology2016
Highly distinct chromosomal structures in cowpea (Vigna unguiculata), as revealed by molecular cytogenetic analysis.
Article in Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.
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Who cites it
16 citing papers in PubMed.
- Functional Genomics: From Soybean to Legume.International journal of molecular sciences · 2025Review
- Novel centromeric repetitive DNA elements reveal karyotype dynamics in polyploid sainfoin (Onobrychis viciifolia).Chromosoma · 2024Article
- A view of the pan-genome of domesticated Cowpea (Vigna unguiculata [L.] Walp.).The plant genome · 2024Article
- Plant kinetochore complex: composition, function, and regulation.Frontiers in plant science · 2024Review
- A near-complete assembly of asparagus bean provides insights into anthocyanin accumulation in pods.Plant biotechnology journal · 2023Article
- Comparative analysis of repetitive DNA in dysploid and non-dysploid Phaseolus beans.Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2023Article
- BAC- and oligo-FISH mapping reveals chromosome evolution among Vigna angularis, V. unguiculata, and Phaseolus vulgaris.Chromosoma · 2021Article
- Unequal contribution of two paralogous CENH3 variants in cowpea centromere function.Communications biology · 2020Article
- Breaks of macrosynteny and collinearity among moth bean (Vigna aconitifolia), cowpea (V. unguiculata), and common bean (Phaseolus vulgaris).Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2020Article
- Diversity of repetitive sequences within compact genomes of Phaseolus L. beans and allied genera Cajanus L. and Vigna Savi.Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2020Article
- Fluorescence in situ hybridization in plants: recent developments and future applications.Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2019Review
- The genome of cowpea (Vigna unguiculata [L.] Walp.).The Plant journal : for cell and molecular biology · 2019Article
- Impact of Chromosomal Rearrangements on the Interpretation of Lupin Karyotype Evolution.Genes · 2019Article
- Dynamic Changes in Plant Nuclear Organization in Response to Environmental and Developmental Signals.Plant physiology · 2018Review
- Review
- FISH-based mitotic and meiotic diakinesis karyotypes of Morus notabilis reveal a chromosomal fusion-fission cycle between mitotic and meiotic phases.Scientific reports · 2017Article
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4 authors.
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Abstract
Cowpea (Vigna unguiculata (L.) Walp) is an important legume, particularly in developing countries. However, little is known about its genome or chromosome structure. We used molecular cytogenetics to characterize the structure of pachytene chromosomes to advance our knowledge of chromosome and genome organization of cowpea. Our data showed that cowpea has highly distinct chromosomal structures that are cytologically visible as brightly DAPI-stained heterochromatic regions. Analysis of the repetitive fraction of the cowpea genome present at centromeric and pericentromeric regions confirmed that two retrotransposons are major components of pericentromeric regions and that a 455-bp tandem repeat is found at seven out of 11 centromere pairs in cowpea. These repeats likely evolved after the divergence of cowpea from common bean and form chromosomal structure unique to cowpea. The integration of cowpea genetic and physical chromosome maps reveals potential regions of suppressed recombination due to condensed heterochromatin and a lack of pairing in a few chromosomal termini. This study provides fundamental knowledge on cowpea chromosome structure and molecular cytogenetics tools for further chromosome studies.
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