Results 51 to 60 of about 2,330 (179)

Implications of polyploidy events on the phenotype, microstructure, and proteome of Paulownia australis. [PDF]

open access: yesPLoS ONE, 2017
Polyploidy events are believed to be responsible for increasing the size of plant organs and enhancing tolerance to environmental stresses. Autotetraploid Paulownia australis plants exhibit superior traits compared with their diploid progenitors ...
Zhe Wang   +7 more
doaj   +1 more source

Impact of increased population size and three reference genomes on the development of linkage maps in alfalfa

open access: yesCrop Science, Volume 66, Issue 5, September/October 2026.
Abstract Alfalfa (Medicago sativa L.) is an important perennial forage crop and a highly heterozygous autotetraploid species (2n = 4x = 32), making high‐density linkage mapping challenging. This study evaluated the effects of reference genome choice and population size on the development of genetic linkage maps using genotyping‐by‐sequencing‐derived ...
Harpreet Kaur   +3 more
wiley   +1 more source

Groundnut Improvement for Aflatoxin Resistance: Progress and Opportunities

open access: yesFood and Energy Security, Volume 15, Issue 5, September/October 2026.
ABSTRACT Groundnut, or peanut, is an industrial oilseed crop that serves the food and feed industries and provides income along the value chain. Pre‐ and post‐harvest aflatoxin contamination, caused by Aspergillus spp., hinders the food and feed value and market opportunities of groundnut products. Developing and deploying aflatoxin‐resistant varieties
Tullu Tadessa Asefa   +3 more
wiley   +1 more source

Cytological techniques to analyze meiosis in Arabidopsis arenosa for investigating adaptation to polyploidy

open access: yesFrontiers in Plant Science, 2014
Arabidopsis arenosa is a close relative of the model plant Arabidopsis thaliana, and exists in nature as stable diploid and autotetraploid populations. Natural tetraploids have adapted to whole genome duplication and do not commonly show meiotic errors ...
James D Higgins   +3 more
doaj   +1 more source

Genome Doubling of Northern Spicebush, Lindera benzoin L.

open access: yesJ
Lindera benzoin is a dioecious understory shrub native to eastern North America. Northern spicebush is a beautiful shrub with a natural round shrub shape, golden-yellow fall foliage, attractive bright red drupes, and precocious yellow flowers in early ...
Ramsey F. Arram   +4 more
doaj   +1 more source

Integrating genomic selection into potato breeding: A comparison of genotyping platforms and cross‐environmental predictions

open access: yesThe Plant Genome, Volume 19, Issue 3, September 2026.
Abstract Genomic selection (GS) is a powerful tool for accelerating genetic gain in potato (Solanum tuberosum L.) breeding, particularly for complex traits. In this study, three practical aspects of GS implementation in a potato breeding program were examined.
Rakshya Dhakal   +9 more
wiley   +1 more source

Genetic diversity among alfalfa genotypes (Medicago sativa L.) of non-dormant cultivars using SSR markers and agronomic traits

open access: yesRevista de la Facultad de Ciencias Agrarias, 2022
The aim of this study was to assess genetic diversity among 40 alfalfa (Medicago sativa L.) genotypes of different non-dormant (FD=8) cultivars. Biomass yield, regrowth speed and reaction to spring black stem, lepto leaf spot, and rust were evaluated ...
Nancy G. Grandón   +7 more
doaj  

DNA methylation alteration is a major consequence of genome doubling in autotetraploid Brassica rapa [PDF]

open access: yesArchives of Biological Sciences, 2017
Polyploids are typically classified as autopolyploids or allopolyploids based on the origin of their chromosome sets. Autopolyploidy is much more common than traditionally believed. Allopolyploidization, accompanied by genomic and transcriptomic
Xu Yanhao   +3 more
doaj   +1 more source

A pangenome‐based approach reveals genes associated with polyploidy and apomixis in Eragrostis curvula

open access: yesThe Plant Genome, Volume 19, Issue 3, September 2026.
Abstract Eragrostis curvula is a forage grass species in which multiple cytotypes coexist and shifts between sexual and apomictic reproduction are common. This study investigates genetic variation among these cytotypes in relation to ploidy levels and reproductive modes.
Giacomo Bongiorno   +5 more
wiley   +1 more source

Characterization and Genetic Analysis of Traits in Autotetraploid Progeny of a Gossypium herbaceum L.

open access: yesAgronomy
Polyploidization is a key pathway for species formation and genetic innovation; approximately 70% of angiosperms have undergone at least one whole-genome duplication event during their evolutionary history.
Lili Feng   +5 more
doaj   +1 more source

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